Merge branch 'main' into gl/fix/task-planning-order

lib/crewai-tools/pyproject.toml

@@ -12,7 +12,7 @@ dependencies = [
     "pytube~=15.0.0",
     "requests~=2.32.5",
     "docker~=7.1.0",
-    "crewai==1.6.1",
+    "crewai==1.7.0",
     "lancedb~=0.5.4",
     "tiktoken~=0.8.0",
     "beautifulsoup4~=4.13.4",

lib/crewai-tools/src/crewai_tools/__init__.py

@@ -291,4 +291,4 @@ __all__ = [
     "ZapierActionTools",
 ]
 
-__version__ = "1.6.1"
+__version__ = "1.7.0"

lib/crewai/pyproject.toml

@@ -38,6 +38,7 @@ dependencies = [
     "pydantic-settings~=2.10.1",
     "mcp~=1.16.0",
     "uv~=0.9.13",
+    "aiosqlite~=0.21.0",
 ]
 
 [project.urls]
@@ -48,7 +49,7 @@ Repository = "https://github.com/crewAIInc/crewAI"
 
 [project.optional-dependencies]
 tools = [
-    "crewai-tools==1.6.1",
+    "crewai-tools==1.7.0",
 ]
 embeddings = [
     "tiktoken~=0.8.0"
@@ -83,7 +84,7 @@ bedrock = [
     "boto3~=1.40.45",
 ]
 google-genai = [
-    "google-genai~=1.2.0",
+    "google-genai~=1.49.0",
 ]
 azure-ai-inference = [
     "azure-ai-inference~=1.0.0b9",
@@ -95,6 +96,7 @@ a2a = [
      "a2a-sdk~=0.3.10",
      "httpx-auth~=0.23.1",
      "httpx-sse~=0.4.0",
+     "aiocache[redis,memcached]~=0.12.3",
 ]
 
 

lib/crewai/src/crewai/__init__.py

@@ -40,7 +40,7 @@ def _suppress_pydantic_deprecation_warnings() -> None:
 
 _suppress_pydantic_deprecation_warnings()
 
-__version__ = "1.6.1"
+__version__ = "1.7.0"
 _telemetry_submitted = False
 
 

lib/crewai/src/crewai/a2a/extensions/__init__.py

@@ -0,0 +1,4 @@
+"""A2A Protocol Extensions for CrewAI.
+
+This module contains extensions to the A2A (Agent-to-Agent) protocol.
+"""

lib/crewai/src/crewai/a2a/extensions/base.py

@@ -0,0 +1,193 @@
+"""Base extension interface for A2A wrapper integrations.
+
+This module defines the protocol for extending A2A wrapper functionality
+with custom logic for conversation processing, prompt augmentation, and
+agent response handling.
+"""
+
+from __future__ import annotations
+
+from collections.abc import Sequence
+from typing import TYPE_CHECKING, Any, Protocol
+
+
+if TYPE_CHECKING:
+    from a2a.types import Message
+
+    from crewai.agent.core import Agent
+
+
+class ConversationState(Protocol):
+    """Protocol for extension-specific conversation state.
+
+    Extensions can define their own state classes that implement this protocol
+    to track conversation-specific data extracted from message history.
+    """
+
+    def is_ready(self) -> bool:
+        """Check if the state indicates readiness for some action.
+
+        Returns:
+            True if the state is ready, False otherwise.
+        """
+        ...
+
+
+class A2AExtension(Protocol):
+    """Protocol for A2A wrapper extensions.
+
+    Extensions can implement this protocol to inject custom logic into
+    the A2A conversation flow at various integration points.
+    """
+
+    def inject_tools(self, agent: Agent) -> None:
+        """Inject extension-specific tools into the agent.
+
+        Called when an agent is wrapped with A2A capabilities. Extensions
+        can add tools that enable extension-specific functionality.
+
+        Args:
+            agent: The agent instance to inject tools into.
+        """
+        ...
+
+    def extract_state_from_history(
+        self, conversation_history: Sequence[Message]
+    ) -> ConversationState | None:
+        """Extract extension-specific state from conversation history.
+
+        Called during prompt augmentation to allow extensions to analyze
+        the conversation history and extract relevant state information.
+
+        Args:
+            conversation_history: The sequence of A2A messages exchanged.
+
+        Returns:
+            Extension-specific conversation state, or None if no relevant state.
+        """
+        ...
+
+    def augment_prompt(
+        self,
+        base_prompt: str,
+        conversation_state: ConversationState | None,
+    ) -> str:
+        """Augment the task prompt with extension-specific instructions.
+
+        Called during prompt augmentation to allow extensions to add
+        custom instructions based on conversation state.
+
+        Args:
+            base_prompt: The base prompt to augment.
+            conversation_state: Extension-specific state from extract_state_from_history.
+
+        Returns:
+            The augmented prompt with extension-specific instructions.
+        """
+        ...
+
+    def process_response(
+        self,
+        agent_response: Any,
+        conversation_state: ConversationState | None,
+    ) -> Any:
+        """Process and potentially modify the agent response.
+
+        Called after parsing the agent's response, allowing extensions to
+        enhance or modify the response based on conversation state.
+
+        Args:
+            agent_response: The parsed agent response.
+            conversation_state: Extension-specific state from extract_state_from_history.
+
+        Returns:
+            The processed agent response (may be modified or original).
+        """
+        ...
+
+
+class ExtensionRegistry:
+    """Registry for managing A2A extensions.
+
+    Maintains a collection of extensions and provides methods to invoke
+    their hooks at various integration points.
+    """
+
+    def __init__(self) -> None:
+        """Initialize the extension registry."""
+        self._extensions: list[A2AExtension] = []
+
+    def register(self, extension: A2AExtension) -> None:
+        """Register an extension.
+
+        Args:
+            extension: The extension to register.
+        """
+        self._extensions.append(extension)
+
+    def inject_all_tools(self, agent: Agent) -> None:
+        """Inject tools from all registered extensions.
+
+        Args:
+            agent: The agent instance to inject tools into.
+        """
+        for extension in self._extensions:
+            extension.inject_tools(agent)
+
+    def extract_all_states(
+        self, conversation_history: Sequence[Message]
+    ) -> dict[type[A2AExtension], ConversationState]:
+        """Extract conversation states from all registered extensions.
+
+        Args:
+            conversation_history: The sequence of A2A messages exchanged.
+
+        Returns:
+            Mapping of extension types to their conversation states.
+        """
+        states: dict[type[A2AExtension], ConversationState] = {}
+        for extension in self._extensions:
+            state = extension.extract_state_from_history(conversation_history)
+            if state is not None:
+                states[type(extension)] = state
+        return states
+
+    def augment_prompt_with_all(
+        self,
+        base_prompt: str,
+        extension_states: dict[type[A2AExtension], ConversationState],
+    ) -> str:
+        """Augment prompt with instructions from all registered extensions.
+
+        Args:
+            base_prompt: The base prompt to augment.
+            extension_states: Mapping of extension types to conversation states.
+
+        Returns:
+            The fully augmented prompt.
+        """
+        augmented = base_prompt
+        for extension in self._extensions:
+            state = extension_states.get(type(extension))
+            augmented = extension.augment_prompt(augmented, state)
+        return augmented
+
+    def process_response_with_all(
+        self,
+        agent_response: Any,
+        extension_states: dict[type[A2AExtension], ConversationState],
+    ) -> Any:
+        """Process response through all registered extensions.
+
+        Args:
+            agent_response: The parsed agent response.
+            extension_states: Mapping of extension types to conversation states.
+
+        Returns:
+            The processed agent response.
+        """
+        processed = agent_response
+        for extension in self._extensions:
+            state = extension_states.get(type(extension))
+            processed = extension.process_response(processed, state)
+        return processed

lib/crewai/src/crewai/a2a/extensions/registry.py

@@ -0,0 +1,34 @@
+"""Extension registry factory for A2A configurations.
+
+This module provides utilities for creating extension registries from A2A configurations.
+"""
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from crewai.a2a.extensions.base import ExtensionRegistry
+
+
+if TYPE_CHECKING:
+    from crewai.a2a.config import A2AConfig
+
+
+def create_extension_registry_from_config(
+    a2a_config: list[A2AConfig] | A2AConfig,
+) -> ExtensionRegistry:
+    """Create an extension registry from A2A configuration.
+
+    Args:
+        a2a_config: A2A configuration (single or list)
+
+    Returns:
+        Configured extension registry with all applicable extensions
+    """
+    registry = ExtensionRegistry()
+    configs = a2a_config if isinstance(a2a_config, list) else [a2a_config]
+
+    for _ in configs:
+        pass
+
+    return registry

lib/crewai/src/crewai/a2a/utils.py

@@ -23,6 +23,8 @@ from a2a.types import (
     TextPart,
     TransportProtocol,
 )
+from aiocache import cached  # type: ignore[import-untyped]
+from aiocache.serializers import PickleSerializer  # type: ignore[import-untyped]
 import httpx
 from pydantic import BaseModel, Field, create_model
 
@@ -65,7 +67,7 @@ def _fetch_agent_card_cached(
         endpoint: A2A agent endpoint URL
         auth_hash: Hash of the auth object
         timeout: Request timeout
-        _ttl_hash: Time-based hash for cache invalidation (unused in body)
+        _ttl_hash: Time-based hash for cache invalidation
 
     Returns:
         Cached AgentCard
@@ -106,7 +108,18 @@ def fetch_agent_card(
         A2AClientHTTPError: If authentication fails
     """
     if use_cache:
-        auth_hash = hash((type(auth).__name__, id(auth))) if auth else 0
+        if auth:
+            auth_data = auth.model_dump_json(
+                exclude={
+                    "_access_token",
+                    "_token_expires_at",
+                    "_refresh_token",
+                    "_authorization_callback",
+                }
+            )
+            auth_hash = hash((type(auth).__name__, auth_data))
+        else:
+            auth_hash = 0
         _auth_store[auth_hash] = auth
         ttl_hash = int(time.time() // cache_ttl)
         return _fetch_agent_card_cached(endpoint, auth_hash, timeout, ttl_hash)
@@ -121,6 +134,26 @@ def fetch_agent_card(
         loop.close()
 
 
+@cached(ttl=300, serializer=PickleSerializer())  # type: ignore[untyped-decorator]
+async def _fetch_agent_card_async_cached(
+    endpoint: str,
+    auth_hash: int,
+    timeout: int,
+) -> AgentCard:
+    """Cached async implementation of AgentCard fetching.
+
+    Args:
+        endpoint: A2A agent endpoint URL
+        auth_hash: Hash of the auth object
+        timeout: Request timeout in seconds
+
+    Returns:
+        Cached AgentCard object
+    """
+    auth = _auth_store.get(auth_hash)
+    return await _fetch_agent_card_async(endpoint=endpoint, auth=auth, timeout=timeout)
+
+
 async def _fetch_agent_card_async(
     endpoint: str,
     auth: AuthScheme | None,
@@ -339,7 +372,22 @@ async def _execute_a2a_delegation_async(
     Returns:
         Dictionary with status, result/error, and new history
     """
-    agent_card = await _fetch_agent_card_async(endpoint, auth, timeout)
+    if auth:
+        auth_data = auth.model_dump_json(
+            exclude={
+                "_access_token",
+                "_token_expires_at",
+                "_refresh_token",
+                "_authorization_callback",
+            }
+        )
+        auth_hash = hash((type(auth).__name__, auth_data))
+    else:
+        auth_hash = 0
+    _auth_store[auth_hash] = auth
+    agent_card = await _fetch_agent_card_async_cached(
+        endpoint=endpoint, auth_hash=auth_hash, timeout=timeout
+    )
 
     validate_auth_against_agent_card(agent_card, auth)
 
@@ -556,6 +604,34 @@ async def _execute_a2a_delegation_async(
                         }
                         break
         except Exception as e:
+            if isinstance(e, A2AClientHTTPError):
+                error_msg = f"HTTP Error {e.status_code}: {e!s}"
+
+                error_message = Message(
+                    role=Role.agent,
+                    message_id=str(uuid.uuid4()),
+                    parts=[Part(root=TextPart(text=error_msg))],
+                    context_id=context_id,
+                    task_id=task_id,
+                )
+                new_messages.append(error_message)
+
+                crewai_event_bus.emit(
+                    None,
+                    A2AResponseReceivedEvent(
+                        response=error_msg,
+                        turn_number=turn_number,
+                        is_multiturn=is_multiturn,
+                        status="failed",
+                        agent_role=agent_role,
+                    ),
+                )
+                return {
+                    "status": "failed",
+                    "error": error_msg,
+                    "history": new_messages,
+                }
+
             current_exception: Exception | BaseException | None = e
             while current_exception:
                 if hasattr(current_exception, "response"):
@@ -752,4 +828,5 @@ def get_a2a_agents_and_response_model(
         Tuple of A2A agent IDs and response model
     """
     a2a_agents, agent_ids = extract_a2a_agent_ids_from_config(a2a_config=a2a_config)
+
     return a2a_agents, create_agent_response_model(agent_ids)

lib/crewai/src/crewai/a2a/wrapper.py

@@ -15,6 +15,7 @@ from a2a.types import Role
 from pydantic import BaseModel, ValidationError
 
 from crewai.a2a.config import A2AConfig
+from crewai.a2a.extensions.base import ExtensionRegistry
 from crewai.a2a.templates import (
     AVAILABLE_AGENTS_TEMPLATE,
     CONVERSATION_TURN_INFO_TEMPLATE,
@@ -42,7 +43,9 @@ if TYPE_CHECKING:
     from crewai.tools.base_tool import BaseTool
 
 
-def wrap_agent_with_a2a_instance(agent: Agent) -> None:
+def wrap_agent_with_a2a_instance(
+    agent: Agent, extension_registry: ExtensionRegistry | None = None
+) -> None:
     """Wrap an agent instance's execute_task method with A2A support.
 
     This function modifies the agent instance by wrapping its execute_task
@@ -51,7 +54,13 @@ def wrap_agent_with_a2a_instance(agent: Agent) -> None:
 
     Args:
         agent: The agent instance to wrap
+        extension_registry: Optional registry of A2A extensions for injecting tools and custom logic
     """
+    if extension_registry is None:
+        extension_registry = ExtensionRegistry()
+
+    extension_registry.inject_all_tools(agent)
+
     original_execute_task = agent.execute_task.__func__  # type: ignore[attr-defined]
 
     @wraps(original_execute_task)
@@ -85,6 +94,7 @@ def wrap_agent_with_a2a_instance(agent: Agent) -> None:
             agent_response_model=agent_response_model,
             context=context,
             tools=tools,
+            extension_registry=extension_registry,
         )
 
     object.__setattr__(agent, "execute_task", MethodType(execute_task_with_a2a, agent))
@@ -154,6 +164,7 @@ def _execute_task_with_a2a(
     agent_response_model: type[BaseModel],
     context: str | None,
     tools: list[BaseTool] | None,
+    extension_registry: ExtensionRegistry,
 ) -> str:
     """Wrap execute_task with A2A delegation logic.
 
@@ -165,6 +176,7 @@ def _execute_task_with_a2a(
         context: Optional context for task execution
         tools: Optional tools available to the agent
         agent_response_model: Optional agent response model
+        extension_registry: Registry of A2A extensions
 
     Returns:
         Task execution result (either from LLM or A2A agent)
@@ -190,11 +202,12 @@ def _execute_task_with_a2a(
         finally:
             task.description = original_description
 
-    task.description = _augment_prompt_with_a2a(
+    task.description, _ = _augment_prompt_with_a2a(
         a2a_agents=a2a_agents,
         task_description=original_description,
         agent_cards=agent_cards,
         failed_agents=failed_agents,
+        extension_registry=extension_registry,
     )
     task.response_model = agent_response_model
 
@@ -204,6 +217,11 @@ def _execute_task_with_a2a(
             raw_result=raw_result, agent_response_model=agent_response_model
         )
 
+        if extension_registry and isinstance(agent_response, BaseModel):
+            agent_response = extension_registry.process_response_with_all(
+                agent_response, {}
+            )
+
         if isinstance(agent_response, BaseModel) and isinstance(
             agent_response, AgentResponseProtocol
         ):
@@ -217,6 +235,7 @@ def _execute_task_with_a2a(
                     tools=tools,
                     agent_cards=agent_cards,
                     original_task_description=original_description,
+                    extension_registry=extension_registry,
                 )
             return str(agent_response.message)
 
@@ -235,7 +254,8 @@ def _augment_prompt_with_a2a(
     turn_num: int = 0,
     max_turns: int | None = None,
     failed_agents: dict[str, str] | None = None,
-) -> str:
+    extension_registry: ExtensionRegistry | None = None,
+) -> tuple[str, bool]:
     """Add A2A delegation instructions to prompt.
 
     Args:
@@ -246,13 +266,14 @@ def _augment_prompt_with_a2a(
         turn_num: Current turn number (0-indexed)
         max_turns: Maximum allowed turns (from config)
         failed_agents: Dictionary mapping failed agent endpoints to error messages
+        extension_registry: Optional registry of A2A extensions
 
     Returns:
-        Augmented task description with A2A instructions
+        Tuple of (augmented prompt, disable_structured_output flag)
     """
 
     if not agent_cards:
-        return task_description
+        return task_description, False
 
     agents_text = ""
 
@@ -270,6 +291,7 @@ def _augment_prompt_with_a2a(
     agents_text = AVAILABLE_AGENTS_TEMPLATE.substitute(available_a2a_agents=agents_text)
 
     history_text = ""
+
     if conversation_history:
         for msg in conversation_history:
             history_text += f"\n{msg.model_dump_json(indent=2, exclude_none=True, exclude={'message_id'})}\n"
@@ -277,6 +299,15 @@ def _augment_prompt_with_a2a(
     history_text = PREVIOUS_A2A_CONVERSATION_TEMPLATE.substitute(
         previous_a2a_conversation=history_text
     )
+
+    extension_states = {}
+    disable_structured_output = False
+    if extension_registry and conversation_history:
+        extension_states = extension_registry.extract_all_states(conversation_history)
+        for state in extension_states.values():
+            if state.is_ready():
+                disable_structured_output = True
+                break
     turn_info = ""
 
     if max_turns is not None and conversation_history:
@@ -296,16 +327,22 @@ def _augment_prompt_with_a2a(
             warning=warning,
         )
 
-    return f"""{task_description}
+    augmented_prompt = f"""{task_description}
 
 IMPORTANT: You have the ability to delegate this task to remote A2A agents.
-
 {agents_text}
 {history_text}{turn_info}
 
 
 """
 
+    if extension_registry:
+        augmented_prompt = extension_registry.augment_prompt_with_all(
+            augmented_prompt, extension_states
+        )
+
+    return augmented_prompt, disable_structured_output
+
 
 def _parse_agent_response(
     raw_result: str | dict[str, Any], agent_response_model: type[BaseModel]
@@ -373,7 +410,7 @@ def _handle_agent_response_and_continue(
     if "agent_card" in a2a_result and agent_id not in agent_cards_dict:
         agent_cards_dict[agent_id] = a2a_result["agent_card"]
 
-    task.description = _augment_prompt_with_a2a(
+    task.description, disable_structured_output = _augment_prompt_with_a2a(
         a2a_agents=a2a_agents,
         task_description=original_task_description,
         conversation_history=conversation_history,
@@ -382,7 +419,38 @@ def _handle_agent_response_and_continue(
         agent_cards=agent_cards_dict,
     )
 
+    original_response_model = task.response_model
+    if disable_structured_output:
+        task.response_model = None
+
     raw_result = original_fn(self, task, context, tools)
+
+    if disable_structured_output:
+        task.response_model = original_response_model
+
+    if disable_structured_output:
+        final_turn_number = turn_num + 1
+        result_text = str(raw_result)
+        crewai_event_bus.emit(
+            None,
+            A2AMessageSentEvent(
+                message=result_text,
+                turn_number=final_turn_number,
+                is_multiturn=True,
+                agent_role=self.role,
+            ),
+        )
+        crewai_event_bus.emit(
+            None,
+            A2AConversationCompletedEvent(
+                status="completed",
+                final_result=result_text,
+                error=None,
+                total_turns=final_turn_number,
+            ),
+        )
+        return result_text, None
+
     llm_response = _parse_agent_response(
         raw_result=raw_result, agent_response_model=agent_response_model
     )
@@ -425,6 +493,7 @@ def _delegate_to_a2a(
     tools: list[BaseTool] | None,
     agent_cards: dict[str, AgentCard] | None = None,
     original_task_description: str | None = None,
+    extension_registry: ExtensionRegistry | None = None,
 ) -> str:
     """Delegate to A2A agent with multi-turn conversation support.
 
@@ -437,6 +506,7 @@ def _delegate_to_a2a(
         tools: Optional tools available to the agent
         agent_cards: Pre-fetched agent cards from _execute_task_with_a2a
         original_task_description: The original task description before A2A augmentation
+        extension_registry: Optional registry of A2A extensions
 
     Returns:
         Result from A2A agent
@@ -447,9 +517,13 @@ def _delegate_to_a2a(
     a2a_agents, agent_response_model = get_a2a_agents_and_response_model(self.a2a)
     agent_ids = tuple(config.endpoint for config in a2a_agents)
     current_request = str(agent_response.message)
-    agent_id = agent_response.a2a_ids[0]
 
-    if agent_id not in agent_ids:
+    if hasattr(agent_response, "a2a_ids") and agent_response.a2a_ids:
+        agent_id = agent_response.a2a_ids[0]
+    else:
+        agent_id = agent_ids[0] if agent_ids else ""
+
+    if agent_id and agent_id not in agent_ids:
         raise ValueError(
             f"Unknown A2A agent ID(s): {agent_response.a2a_ids} not in {agent_ids}"
         )
@@ -458,10 +532,11 @@ def _delegate_to_a2a(
     task_config = task.config or {}
     context_id = task_config.get("context_id")
     task_id_config = task_config.get("task_id")
-    reference_task_ids = task_config.get("reference_task_ids")
     metadata = task_config.get("metadata")
     extensions = task_config.get("extensions")
 
+    reference_task_ids = task_config.get("reference_task_ids", [])
+
     if original_task_description is None:
         original_task_description = task.description
 
@@ -497,11 +572,27 @@ def _delegate_to_a2a(
 
             conversation_history = a2a_result.get("history", [])
 
+            if conversation_history:
+                latest_message = conversation_history[-1]
+                if latest_message.task_id is not None:
+                    task_id_config = latest_message.task_id
+                if latest_message.context_id is not None:
+                    context_id = latest_message.context_id
+
             if a2a_result["status"] in ["completed", "input_required"]:
                 if (
                     a2a_result["status"] == "completed"
                     and agent_config.trust_remote_completion_status
                 ):
+                    if (
+                        task_id_config is not None
+                        and task_id_config not in reference_task_ids
+                    ):
+                        reference_task_ids.append(task_id_config)
+                        if task.config is None:
+                            task.config = {}
+                        task.config["reference_task_ids"] = reference_task_ids
+
                     result_text = a2a_result.get("result", "")
                     final_turn_number = turn_num + 1
                     crewai_event_bus.emit(
@@ -513,7 +604,7 @@ def _delegate_to_a2a(
                             total_turns=final_turn_number,
                         ),
                     )
-                    return result_text  # type: ignore[no-any-return]
+                    return cast(str, result_text)
 
                 final_result, next_request = _handle_agent_response_and_continue(
                     self=self,
@@ -541,6 +632,31 @@ def _delegate_to_a2a(
                 continue
 
             error_msg = a2a_result.get("error", "Unknown error")
+
+            final_result, next_request = _handle_agent_response_and_continue(
+                self=self,
+                a2a_result=a2a_result,
+                agent_id=agent_id,
+                agent_cards=agent_cards,
+                a2a_agents=a2a_agents,
+                original_task_description=original_task_description,
+                conversation_history=conversation_history,
+                turn_num=turn_num,
+                max_turns=max_turns,
+                task=task,
+                original_fn=original_fn,
+                context=context,
+                tools=tools,
+                agent_response_model=agent_response_model,
+            )
+
+            if final_result is not None:
+                return final_result
+
+            if next_request is not None:
+                current_request = next_request
+                continue
+
             crewai_event_bus.emit(
                 None,
                 A2AConversationCompletedEvent(
@@ -550,7 +666,7 @@ def _delegate_to_a2a(
                     total_turns=turn_num + 1,
                 ),
             )
-            raise Exception(f"A2A delegation failed: {error_msg}")
+            return f"A2A delegation failed: {error_msg}"
 
         if conversation_history:
             for msg in reversed(conversation_history):

lib/crewai/src/crewai/agent/core.py

@@ -2,7 +2,6 @@ from __future__ import annotations
 
 import asyncio
 from collections.abc import Sequence
-import json
 import shutil
 import subprocess
 import time
@@ -19,6 +18,19 @@ from pydantic import BaseModel, Field, InstanceOf, PrivateAttr, model_validator
 from typing_extensions import Self
 
 from crewai.a2a.config import A2AConfig
+from crewai.agent.utils import (
+    ahandle_knowledge_retrieval,
+    apply_training_data,
+    build_task_prompt_with_schema,
+    format_task_with_context,
+    get_knowledge_config,
+    handle_knowledge_retrieval,
+    handle_reasoning,
+    prepare_tools,
+    process_tool_results,
+    save_last_messages,
+    validate_max_execution_time,
+)
 from crewai.agents.agent_builder.base_agent import BaseAgent
 from crewai.agents.cache.cache_handler import CacheHandler
 from crewai.agents.crew_agent_executor import CrewAgentExecutor
@@ -27,9 +39,6 @@ from crewai.events.types.knowledge_events import (
     KnowledgeQueryCompletedEvent,
     KnowledgeQueryFailedEvent,
     KnowledgeQueryStartedEvent,
-    KnowledgeRetrievalCompletedEvent,
-    KnowledgeRetrievalStartedEvent,
-    KnowledgeSearchQueryFailedEvent,
 )
 from crewai.events.types.memory_events import (
     MemoryRetrievalCompletedEvent,
@@ -37,7 +46,6 @@ from crewai.events.types.memory_events import (
 )
 from crewai.knowledge.knowledge import Knowledge
 from crewai.knowledge.source.base_knowledge_source import BaseKnowledgeSource
-from crewai.knowledge.utils.knowledge_utils import extract_knowledge_context
 from crewai.lite_agent import LiteAgent
 from crewai.llms.base_llm import BaseLLM
 from crewai.mcp import (
@@ -61,7 +69,7 @@ from crewai.utilities.agent_utils import (
     render_text_description_and_args,
 )
 from crewai.utilities.constants import TRAINED_AGENTS_DATA_FILE, TRAINING_DATA_FILE
-from crewai.utilities.converter import Converter, generate_model_description
+from crewai.utilities.converter import Converter
 from crewai.utilities.guardrail_types import GuardrailType
 from crewai.utilities.llm_utils import create_llm
 from crewai.utilities.prompts import Prompts
@@ -295,53 +303,15 @@ class Agent(BaseAgent):
             ValueError: If the max execution time is not a positive integer.
             RuntimeError: If the agent execution fails for other reasons.
         """
-        if self.reasoning:
-            try:
-                from crewai.utilities.reasoning_handler import (
-                    AgentReasoning,
-                    AgentReasoningOutput,
-                )
-
-                reasoning_handler = AgentReasoning(task=task, agent=self)
-                reasoning_output: AgentReasoningOutput = (
-                    reasoning_handler.handle_agent_reasoning()
-                )
-
-                # Add the reasoning plan to the task description
-                task.description += f"\n\nReasoning Plan:\n{reasoning_output.plan.plan}"
-            except Exception as e:
-                self._logger.log("error", f"Error during reasoning process: {e!s}")
+        handle_reasoning(self, task)
         self._inject_date_to_task(task)
 
         if self.tools_handler:
             self.tools_handler.last_used_tool = None
 
         task_prompt = task.prompt()
-
-        # If the task requires output in JSON or Pydantic format,
-        # append specific instructions to the task prompt to ensure
-        # that the final answer does not include any code block markers
-        # Skip this if task.response_model is set, as native structured outputs handle schema automatically
-        if (task.output_json or task.output_pydantic) and not task.response_model:
-            # Generate the schema based on the output format
-            if task.output_json:
-                schema_dict = generate_model_description(task.output_json)
-                schema = json.dumps(schema_dict["json_schema"]["schema"], indent=2)
-                task_prompt += "\n" + self.i18n.slice(
-                    "formatted_task_instructions"
-                ).format(output_format=schema)
-
-            elif task.output_pydantic:
-                schema_dict = generate_model_description(task.output_pydantic)
-                schema = json.dumps(schema_dict["json_schema"]["schema"], indent=2)
-                task_prompt += "\n" + self.i18n.slice(
-                    "formatted_task_instructions"
-                ).format(output_format=schema)
-
-        if context:
-            task_prompt = self.i18n.slice("task_with_context").format(
-                task=task_prompt, context=context
-            )
+        task_prompt = build_task_prompt_with_schema(task, task_prompt, self.i18n)
+        task_prompt = format_task_with_context(task_prompt, context, self.i18n)
 
         if self._is_any_available_memory():
             crewai_event_bus.emit(
@@ -379,84 +349,20 @@ class Agent(BaseAgent):
                     from_task=task,
                 ),
             )
-        knowledge_config = (
-            self.knowledge_config.model_dump() if self.knowledge_config else {}
+
+        knowledge_config = get_knowledge_config(self)
+        task_prompt = handle_knowledge_retrieval(
+            self,
+            task,
+            task_prompt,
+            knowledge_config,
+            self.knowledge.query if self.knowledge else lambda *a, **k: None,
+            self.crew.query_knowledge if self.crew else lambda *a, **k: None,
         )
 
-        if self.knowledge or (self.crew and self.crew.knowledge):
-            crewai_event_bus.emit(
-                self,
-                event=KnowledgeRetrievalStartedEvent(
-                    from_task=task,
-                    from_agent=self,
-                ),
-            )
-            try:
-                self.knowledge_search_query = self._get_knowledge_search_query(
-                    task_prompt, task
-                )
-                if self.knowledge_search_query:
-                    # Quering agent specific knowledge
-                    if self.knowledge:
-                        agent_knowledge_snippets = self.knowledge.query(
-                            [self.knowledge_search_query], **knowledge_config
-                        )
-                        if agent_knowledge_snippets:
-                            self.agent_knowledge_context = extract_knowledge_context(
-                                agent_knowledge_snippets
-                            )
-                            if self.agent_knowledge_context:
-                                task_prompt += self.agent_knowledge_context
+        prepare_tools(self, tools, task)
+        task_prompt = apply_training_data(self, task_prompt)
 
-                    # Quering crew specific knowledge
-                    knowledge_snippets = self.crew.query_knowledge(
-                        [self.knowledge_search_query], **knowledge_config
-                    )
-                    if knowledge_snippets:
-                        self.crew_knowledge_context = extract_knowledge_context(
-                            knowledge_snippets
-                        )
-                        if self.crew_knowledge_context:
-                            task_prompt += self.crew_knowledge_context
-
-                    crewai_event_bus.emit(
-                        self,
-                        event=KnowledgeRetrievalCompletedEvent(
-                            query=self.knowledge_search_query,
-                            from_task=task,
-                            from_agent=self,
-                            retrieved_knowledge=(
-                                (self.agent_knowledge_context or "")
-                                + (
-                                    "\n"
-                                    if self.agent_knowledge_context
-                                    and self.crew_knowledge_context
-                                    else ""
-                                )
-                                + (self.crew_knowledge_context or "")
-                            ),
-                        ),
-                    )
-            except Exception as e:
-                crewai_event_bus.emit(
-                    self,
-                    event=KnowledgeSearchQueryFailedEvent(
-                        query=self.knowledge_search_query or "",
-                        error=str(e),
-                        from_task=task,
-                        from_agent=self,
-                    ),
-                )
-
-        tools = tools or self.tools or []
-        self.create_agent_executor(tools=tools, task=task)
-
-        if self.crew and self.crew._train:
-            task_prompt = self._training_handler(task_prompt=task_prompt)
-        else:
-            task_prompt = self._use_trained_data(task_prompt=task_prompt)
-
-        # Import agent events locally to avoid circular imports
         from crewai.events.types.agent_events import (
             AgentExecutionCompletedEvent,
             AgentExecutionErrorEvent,
@@ -474,15 +380,8 @@ class Agent(BaseAgent):
                 ),
             )
 
-            # Determine execution method based on timeout setting
+            validate_max_execution_time(self.max_execution_time)
             if self.max_execution_time is not None:
-                if (
-                    not isinstance(self.max_execution_time, int)
-                    or self.max_execution_time <= 0
-                ):
-                    raise ValueError(
-                        "Max Execution time must be a positive integer greater than zero"
-                    )
                 result = self._execute_with_timeout(
                     task_prompt, task, self.max_execution_time
                 )
@@ -490,7 +389,6 @@ class Agent(BaseAgent):
                 result = self._execute_without_timeout(task_prompt, task)
 
         except TimeoutError as e:
-            # Propagate TimeoutError without retry
             crewai_event_bus.emit(
                 self,
                 event=AgentExecutionErrorEvent(
@@ -502,7 +400,6 @@ class Agent(BaseAgent):
             raise e
         except Exception as e:
             if e.__class__.__module__.startswith("litellm"):
-                # Do not retry on litellm errors
                 crewai_event_bus.emit(
                     self,
                     event=AgentExecutionErrorEvent(
@@ -528,23 +425,13 @@ class Agent(BaseAgent):
         if self.max_rpm and self._rpm_controller:
             self._rpm_controller.stop_rpm_counter()
 
-        # If there was any tool in self.tools_results that had result_as_answer
-        # set to True, return the results of the last tool that had
-        # result_as_answer set to True
-        for tool_result in self.tools_results:
-            if tool_result.get("result_as_answer", False):
-                result = tool_result["result"]
+        result = process_tool_results(self, result)
         crewai_event_bus.emit(
             self,
             event=AgentExecutionCompletedEvent(agent=self, task=task, output=result),
         )
 
-        self._last_messages = (
-            self.agent_executor.messages.copy()
-            if self.agent_executor and hasattr(self.agent_executor, "messages")
-            else []
-        )
-
+        save_last_messages(self)
         self._cleanup_mcp_clients()
 
         return result
@@ -604,6 +491,208 @@ class Agent(BaseAgent):
             }
         )["output"]
 
+    async def aexecute_task(
+        self,
+        task: Task,
+        context: str | None = None,
+        tools: list[BaseTool] | None = None,
+    ) -> Any:
+        """Execute a task with the agent asynchronously.
+
+        Args:
+            task: Task to execute.
+            context: Context to execute the task in.
+            tools: Tools to use for the task.
+
+        Returns:
+            Output of the agent.
+
+        Raises:
+            TimeoutError: If execution exceeds the maximum execution time.
+            ValueError: If the max execution time is not a positive integer.
+            RuntimeError: If the agent execution fails for other reasons.
+        """
+        handle_reasoning(self, task)
+        self._inject_date_to_task(task)
+
+        if self.tools_handler:
+            self.tools_handler.last_used_tool = None
+
+        task_prompt = task.prompt()
+        task_prompt = build_task_prompt_with_schema(task, task_prompt, self.i18n)
+        task_prompt = format_task_with_context(task_prompt, context, self.i18n)
+
+        if self._is_any_available_memory():
+            crewai_event_bus.emit(
+                self,
+                event=MemoryRetrievalStartedEvent(
+                    task_id=str(task.id) if task else None,
+                    source_type="agent",
+                    from_agent=self,
+                    from_task=task,
+                ),
+            )
+
+            start_time = time.time()
+
+            contextual_memory = ContextualMemory(
+                self.crew._short_term_memory,
+                self.crew._long_term_memory,
+                self.crew._entity_memory,
+                self.crew._external_memory,
+                agent=self,
+                task=task,
+            )
+            memory = await contextual_memory.abuild_context_for_task(
+                task, context or ""
+            )
+            if memory.strip() != "":
+                task_prompt += self.i18n.slice("memory").format(memory=memory)
+
+            crewai_event_bus.emit(
+                self,
+                event=MemoryRetrievalCompletedEvent(
+                    task_id=str(task.id) if task else None,
+                    memory_content=memory,
+                    retrieval_time_ms=(time.time() - start_time) * 1000,
+                    source_type="agent",
+                    from_agent=self,
+                    from_task=task,
+                ),
+            )
+
+        knowledge_config = get_knowledge_config(self)
+        task_prompt = await ahandle_knowledge_retrieval(
+            self, task, task_prompt, knowledge_config
+        )
+
+        prepare_tools(self, tools, task)
+        task_prompt = apply_training_data(self, task_prompt)
+
+        from crewai.events.types.agent_events import (
+            AgentExecutionCompletedEvent,
+            AgentExecutionErrorEvent,
+            AgentExecutionStartedEvent,
+        )
+
+        try:
+            crewai_event_bus.emit(
+                self,
+                event=AgentExecutionStartedEvent(
+                    agent=self,
+                    tools=self.tools,
+                    task_prompt=task_prompt,
+                    task=task,
+                ),
+            )
+
+            validate_max_execution_time(self.max_execution_time)
+            if self.max_execution_time is not None:
+                result = await self._aexecute_with_timeout(
+                    task_prompt, task, self.max_execution_time
+                )
+            else:
+                result = await self._aexecute_without_timeout(task_prompt, task)
+
+        except TimeoutError as e:
+            crewai_event_bus.emit(
+                self,
+                event=AgentExecutionErrorEvent(
+                    agent=self,
+                    task=task,
+                    error=str(e),
+                ),
+            )
+            raise e
+        except Exception as e:
+            if e.__class__.__module__.startswith("litellm"):
+                crewai_event_bus.emit(
+                    self,
+                    event=AgentExecutionErrorEvent(
+                        agent=self,
+                        task=task,
+                        error=str(e),
+                    ),
+                )
+                raise e
+            self._times_executed += 1
+            if self._times_executed > self.max_retry_limit:
+                crewai_event_bus.emit(
+                    self,
+                    event=AgentExecutionErrorEvent(
+                        agent=self,
+                        task=task,
+                        error=str(e),
+                    ),
+                )
+                raise e
+            result = await self.aexecute_task(task, context, tools)
+
+        if self.max_rpm and self._rpm_controller:
+            self._rpm_controller.stop_rpm_counter()
+
+        result = process_tool_results(self, result)
+        crewai_event_bus.emit(
+            self,
+            event=AgentExecutionCompletedEvent(agent=self, task=task, output=result),
+        )
+
+        save_last_messages(self)
+        self._cleanup_mcp_clients()
+
+        return result
+
+    async def _aexecute_with_timeout(
+        self, task_prompt: str, task: Task, timeout: int
+    ) -> Any:
+        """Execute a task with a timeout asynchronously.
+
+        Args:
+            task_prompt: The prompt to send to the agent.
+            task: The task being executed.
+            timeout: Maximum execution time in seconds.
+
+        Returns:
+            The output of the agent.
+
+        Raises:
+            TimeoutError: If execution exceeds the timeout.
+            RuntimeError: If execution fails for other reasons.
+        """
+        try:
+            return await asyncio.wait_for(
+                self._aexecute_without_timeout(task_prompt, task),
+                timeout=timeout,
+            )
+        except asyncio.TimeoutError as e:
+            raise TimeoutError(
+                f"Task '{task.description}' execution timed out after {timeout} seconds. "
+                "Consider increasing max_execution_time or optimizing the task."
+            ) from e
+
+    async def _aexecute_without_timeout(self, task_prompt: str, task: Task) -> Any:
+        """Execute a task without a timeout asynchronously.
+
+        Args:
+            task_prompt: The prompt to send to the agent.
+            task: The task being executed.
+
+        Returns:
+            The output of the agent.
+        """
+        if not self.agent_executor:
+            raise RuntimeError("Agent executor is not initialized.")
+
+        result = await self.agent_executor.ainvoke(
+            {
+                "input": task_prompt,
+                "tool_names": self.agent_executor.tools_names,
+                "tools": self.agent_executor.tools_description,
+                "ask_for_human_input": task.human_input,
+            }
+        )
+        return result["output"]
+
     def create_agent_executor(
         self, tools: list[BaseTool] | None = None, task: Task | None = None
     ) -> None:
@@ -633,7 +722,7 @@ class Agent(BaseAgent):
             )
 
         self.agent_executor = CrewAgentExecutor(
-            llm=self.llm,
+            llm=self.llm,  # type: ignore[arg-type]
             task=task,  # type: ignore[arg-type]
             agent=self,
             crew=self.crew,
@@ -810,6 +899,7 @@ class Agent(BaseAgent):
         from crewai.tools.base_tool import BaseTool
         from crewai.tools.mcp_native_tool import MCPNativeTool
 
+        transport: StdioTransport | HTTPTransport | SSETransport
         if isinstance(mcp_config, MCPServerStdio):
             transport = StdioTransport(
                 command=mcp_config.command,
@@ -903,10 +993,10 @@ class Agent(BaseAgent):
                                 server_name=server_name,
                                 run_context=None,
                             )
-                            if mcp_config.tool_filter(context, tool):
+                            if mcp_config.tool_filter(context, tool):  # type: ignore[call-arg, arg-type]
                                 filtered_tools.append(tool)
                         except (TypeError, AttributeError):
-                            if mcp_config.tool_filter(tool):
+                            if mcp_config.tool_filter(tool):  # type: ignore[call-arg, arg-type]
                                 filtered_tools.append(tool)
                     else:
                         # Not callable - include tool
@@ -981,7 +1071,9 @@ class Agent(BaseAgent):
         path = parsed.path.replace("/", "_").strip("_")
         return f"{domain}_{path}" if path else domain
 
-    def _get_mcp_tool_schemas(self, server_params: dict) -> dict[str, dict]:
+    def _get_mcp_tool_schemas(
+        self, server_params: dict[str, Any]
+    ) -> dict[str, dict[str, Any]]:
         """Get tool schemas from MCP server for wrapper creation with caching."""
         server_url = server_params["url"]
 
@@ -995,7 +1087,7 @@ class Agent(BaseAgent):
                 self._logger.log(
                     "debug", f"Using cached MCP tool schemas for {server_url}"
                 )
-                return cached_data
+                return cached_data  # type: ignore[no-any-return]
 
         try:
             schemas = asyncio.run(self._get_mcp_tool_schemas_async(server_params))
@@ -1013,7 +1105,7 @@ class Agent(BaseAgent):
 
     async def _get_mcp_tool_schemas_async(
         self, server_params: dict[str, Any]
-    ) -> dict[str, dict]:
+    ) -> dict[str, dict[str, Any]]:
         """Async implementation of MCP tool schema retrieval with timeouts and retries."""
         server_url = server_params["url"]
         return await self._retry_mcp_discovery(
@@ -1021,7 +1113,7 @@ class Agent(BaseAgent):
         )
 
     async def _retry_mcp_discovery(
-        self, operation_func, server_url: str
+        self, operation_func: Any, server_url: str
     ) -> dict[str, dict[str, Any]]:
         """Retry MCP discovery operation with exponential backoff, avoiding try-except in loop."""
         last_error = None
@@ -1052,7 +1144,7 @@ class Agent(BaseAgent):
 
     @staticmethod
     async def _attempt_mcp_discovery(
-        operation_func, server_url: str
+        operation_func: Any, server_url: str
     ) -> tuple[dict[str, dict[str, Any]] | None, str, bool]:
         """Attempt single MCP discovery operation and return (result, error_message, should_retry)."""
         try:
@@ -1142,7 +1234,7 @@ class Agent(BaseAgent):
         properties = json_schema.get("properties", {})
         required_fields = json_schema.get("required", [])
 
-        field_definitions = {}
+        field_definitions: dict[str, Any] = {}
 
         for field_name, field_schema in properties.items():
             field_type = self._json_type_to_python(field_schema)
@@ -1162,7 +1254,7 @@ class Agent(BaseAgent):
                 )
 
         model_name = f"{tool_name.replace('-', '_').replace(' ', '_')}Schema"
-        return create_model(model_name, **field_definitions)
+        return create_model(model_name, **field_definitions)  # type: ignore[no-any-return]
 
     def _json_type_to_python(self, field_schema: dict[str, Any]) -> type:
         """Convert JSON Schema type to Python type.
@@ -1177,7 +1269,7 @@ class Agent(BaseAgent):
         json_type = field_schema.get("type")
 
         if "anyOf" in field_schema:
-            types = []
+            types: list[type] = []
             for option in field_schema["anyOf"]:
                 if "const" in option:
                     types.append(str)
@@ -1185,13 +1277,13 @@ class Agent(BaseAgent):
                     types.append(self._json_type_to_python(option))
             unique_types = list(set(types))
             if len(unique_types) > 1:
-                result = unique_types[0]
+                result: Any = unique_types[0]
                 for t in unique_types[1:]:
                     result = result | t
-                return result
+                return result  # type: ignore[no-any-return]
             return unique_types[0]
 
-        type_mapping = {
+        type_mapping: dict[str | None, type] = {
             "string": str,
             "number": float,
             "integer": int,
@@ -1203,7 +1295,7 @@ class Agent(BaseAgent):
         return type_mapping.get(json_type, Any)
 
     @staticmethod
-    def _fetch_amp_mcp_servers(mcp_name: str) -> list[dict]:
+    def _fetch_amp_mcp_servers(mcp_name: str) -> list[dict[str, Any]]:
         """Fetch MCP server configurations from CrewAI AOP API."""
         # TODO: Implement AMP API call to "integrations/mcps" endpoint
         # Should return list of server configs with URLs
@@ -1438,11 +1530,11 @@ class Agent(BaseAgent):
         """
         if self.apps:
             platform_tools = self.get_platform_tools(self.apps)
-            if platform_tools:
+            if platform_tools and self.tools is not None:
                 self.tools.extend(platform_tools)
         if self.mcps:
             mcps = self.get_mcp_tools(self.mcps)
-            if mcps:
+            if mcps and self.tools is not None:
                 self.tools.extend(mcps)
 
         lite_agent = LiteAgent(

lib/crewai/src/crewai/agent/internal/meta.py

@@ -4,9 +4,8 @@ This metaclass enables extension capabilities for agents by detecting
 extension fields in class annotations and applying appropriate wrappers.
 """
 
-import warnings
-from functools import wraps
 from typing import Any
+import warnings
 
 from pydantic import model_validator
 from pydantic._internal._model_construction import ModelMetaclass
@@ -59,9 +58,15 @@ class AgentMeta(ModelMetaclass):
 
                 a2a_value = getattr(self, "a2a", None)
                 if a2a_value is not None:
+                    from crewai.a2a.extensions.registry import (
+                        create_extension_registry_from_config,
+                    )
                     from crewai.a2a.wrapper import wrap_agent_with_a2a_instance
 
-                    wrap_agent_with_a2a_instance(self)
+                    extension_registry = create_extension_registry_from_config(
+                        a2a_value
+                    )
+                    wrap_agent_with_a2a_instance(self, extension_registry)
 
                 return result
 

lib/crewai/src/crewai/agent/utils.py

@@ -0,0 +1,355 @@
+"""Utility functions for agent task execution.
+
+This module contains shared logic extracted from the Agent's execute_task
+and aexecute_task methods to reduce code duplication.
+"""
+
+from __future__ import annotations
+
+import json
+from typing import TYPE_CHECKING, Any
+
+from crewai.events.event_bus import crewai_event_bus
+from crewai.events.types.knowledge_events import (
+    KnowledgeRetrievalCompletedEvent,
+    KnowledgeRetrievalStartedEvent,
+    KnowledgeSearchQueryFailedEvent,
+)
+from crewai.knowledge.utils.knowledge_utils import extract_knowledge_context
+from crewai.utilities.converter import generate_model_description
+
+
+if TYPE_CHECKING:
+    from crewai.agent.core import Agent
+    from crewai.task import Task
+    from crewai.tools.base_tool import BaseTool
+    from crewai.utilities.i18n import I18N
+
+
+def handle_reasoning(agent: Agent, task: Task) -> None:
+    """Handle the reasoning process for an agent before task execution.
+
+    Args:
+        agent: The agent performing the task.
+        task: The task to execute.
+    """
+    if not agent.reasoning:
+        return
+
+    try:
+        from crewai.utilities.reasoning_handler import (
+            AgentReasoning,
+            AgentReasoningOutput,
+        )
+
+        reasoning_handler = AgentReasoning(task=task, agent=agent)
+        reasoning_output: AgentReasoningOutput = (
+            reasoning_handler.handle_agent_reasoning()
+        )
+        task.description += f"\n\nReasoning Plan:\n{reasoning_output.plan.plan}"
+    except Exception as e:
+        agent._logger.log("error", f"Error during reasoning process: {e!s}")
+
+
+def build_task_prompt_with_schema(task: Task, task_prompt: str, i18n: I18N) -> str:
+    """Build task prompt with JSON/Pydantic schema instructions if applicable.
+
+    Args:
+        task: The task being executed.
+        task_prompt: The initial task prompt.
+        i18n: Internationalization instance.
+
+    Returns:
+        The task prompt potentially augmented with schema instructions.
+    """
+    if (task.output_json or task.output_pydantic) and not task.response_model:
+        if task.output_json:
+            schema_dict = generate_model_description(task.output_json)
+            schema = json.dumps(schema_dict["json_schema"]["schema"], indent=2)
+            task_prompt += "\n" + i18n.slice("formatted_task_instructions").format(
+                output_format=schema
+            )
+        elif task.output_pydantic:
+            schema_dict = generate_model_description(task.output_pydantic)
+            schema = json.dumps(schema_dict["json_schema"]["schema"], indent=2)
+            task_prompt += "\n" + i18n.slice("formatted_task_instructions").format(
+                output_format=schema
+            )
+    return task_prompt
+
+
+def format_task_with_context(task_prompt: str, context: str | None, i18n: I18N) -> str:
+    """Format task prompt with context if provided.
+
+    Args:
+        task_prompt: The task prompt.
+        context: Optional context string.
+        i18n: Internationalization instance.
+
+    Returns:
+        The task prompt formatted with context if provided.
+    """
+    if context:
+        return i18n.slice("task_with_context").format(task=task_prompt, context=context)
+    return task_prompt
+
+
+def get_knowledge_config(agent: Agent) -> dict[str, Any]:
+    """Get knowledge configuration from agent.
+
+    Args:
+        agent: The agent instance.
+
+    Returns:
+        Dictionary of knowledge configuration.
+    """
+    return agent.knowledge_config.model_dump() if agent.knowledge_config else {}
+
+
+def handle_knowledge_retrieval(
+    agent: Agent,
+    task: Task,
+    task_prompt: str,
+    knowledge_config: dict[str, Any],
+    query_func: Any,
+    crew_query_func: Any,
+) -> str:
+    """Handle knowledge retrieval for task execution.
+
+    This function handles both agent-specific and crew-specific knowledge queries.
+
+    Args:
+        agent: The agent performing the task.
+        task: The task being executed.
+        task_prompt: The current task prompt.
+        knowledge_config: Knowledge configuration dictionary.
+        query_func: Function to query agent knowledge (sync or async).
+        crew_query_func: Function to query crew knowledge (sync or async).
+
+    Returns:
+        The task prompt potentially augmented with knowledge context.
+    """
+    if not (agent.knowledge or (agent.crew and agent.crew.knowledge)):
+        return task_prompt
+
+    crewai_event_bus.emit(
+        agent,
+        event=KnowledgeRetrievalStartedEvent(
+            from_task=task,
+            from_agent=agent,
+        ),
+    )
+    try:
+        agent.knowledge_search_query = agent._get_knowledge_search_query(
+            task_prompt, task
+        )
+        if agent.knowledge_search_query:
+            if agent.knowledge:
+                agent_knowledge_snippets = query_func(
+                    [agent.knowledge_search_query], **knowledge_config
+                )
+                if agent_knowledge_snippets:
+                    agent.agent_knowledge_context = extract_knowledge_context(
+                        agent_knowledge_snippets
+                    )
+                    if agent.agent_knowledge_context:
+                        task_prompt += agent.agent_knowledge_context
+
+            knowledge_snippets = crew_query_func(
+                [agent.knowledge_search_query], **knowledge_config
+            )
+            if knowledge_snippets:
+                agent.crew_knowledge_context = extract_knowledge_context(
+                    knowledge_snippets
+                )
+                if agent.crew_knowledge_context:
+                    task_prompt += agent.crew_knowledge_context
+
+            crewai_event_bus.emit(
+                agent,
+                event=KnowledgeRetrievalCompletedEvent(
+                    query=agent.knowledge_search_query,
+                    from_task=task,
+                    from_agent=agent,
+                    retrieved_knowledge=_combine_knowledge_context(agent),
+                ),
+            )
+    except Exception as e:
+        crewai_event_bus.emit(
+            agent,
+            event=KnowledgeSearchQueryFailedEvent(
+                query=agent.knowledge_search_query or "",
+                error=str(e),
+                from_task=task,
+                from_agent=agent,
+            ),
+        )
+    return task_prompt
+
+
+def _combine_knowledge_context(agent: Agent) -> str:
+    """Combine agent and crew knowledge contexts into a single string.
+
+    Args:
+        agent: The agent with knowledge contexts.
+
+    Returns:
+        Combined knowledge context string.
+    """
+    agent_ctx = agent.agent_knowledge_context or ""
+    crew_ctx = agent.crew_knowledge_context or ""
+    separator = "\n" if agent_ctx and crew_ctx else ""
+    return agent_ctx + separator + crew_ctx
+
+
+def apply_training_data(agent: Agent, task_prompt: str) -> str:
+    """Apply training data to the task prompt.
+
+    Args:
+        agent: The agent performing the task.
+        task_prompt: The task prompt.
+
+    Returns:
+        The task prompt with training data applied.
+    """
+    if agent.crew and agent.crew._train:
+        return agent._training_handler(task_prompt=task_prompt)
+    return agent._use_trained_data(task_prompt=task_prompt)
+
+
+def process_tool_results(agent: Agent, result: Any) -> Any:
+    """Process tool results, returning result_as_answer if applicable.
+
+    Args:
+        agent: The agent with tool results.
+        result: The current result.
+
+    Returns:
+        The final result, potentially overridden by tool result_as_answer.
+    """
+    for tool_result in agent.tools_results:
+        if tool_result.get("result_as_answer", False):
+            result = tool_result["result"]
+    return result
+
+
+def save_last_messages(agent: Agent) -> None:
+    """Save the last messages from agent executor.
+
+    Args:
+        agent: The agent instance.
+    """
+    agent._last_messages = (
+        agent.agent_executor.messages.copy()
+        if agent.agent_executor and hasattr(agent.agent_executor, "messages")
+        else []
+    )
+
+
+def prepare_tools(
+    agent: Agent, tools: list[BaseTool] | None, task: Task
+) -> list[BaseTool]:
+    """Prepare tools for task execution and create agent executor.
+
+    Args:
+        agent: The agent instance.
+        tools: Optional list of tools.
+        task: The task being executed.
+
+    Returns:
+        The list of tools to use.
+    """
+    final_tools = tools or agent.tools or []
+    agent.create_agent_executor(tools=final_tools, task=task)
+    return final_tools
+
+
+def validate_max_execution_time(max_execution_time: int | None) -> None:
+    """Validate max_execution_time parameter.
+
+    Args:
+        max_execution_time: The maximum execution time to validate.
+
+    Raises:
+        ValueError: If max_execution_time is not a positive integer.
+    """
+    if max_execution_time is not None:
+        if not isinstance(max_execution_time, int) or max_execution_time <= 0:
+            raise ValueError(
+                "Max Execution time must be a positive integer greater than zero"
+            )
+
+
+async def ahandle_knowledge_retrieval(
+    agent: Agent,
+    task: Task,
+    task_prompt: str,
+    knowledge_config: dict[str, Any],
+) -> str:
+    """Handle async knowledge retrieval for task execution.
+
+    Args:
+        agent: The agent performing the task.
+        task: The task being executed.
+        task_prompt: The current task prompt.
+        knowledge_config: Knowledge configuration dictionary.
+
+    Returns:
+        The task prompt potentially augmented with knowledge context.
+    """
+    if not (agent.knowledge or (agent.crew and agent.crew.knowledge)):
+        return task_prompt
+
+    crewai_event_bus.emit(
+        agent,
+        event=KnowledgeRetrievalStartedEvent(
+            from_task=task,
+            from_agent=agent,
+        ),
+    )
+    try:
+        agent.knowledge_search_query = agent._get_knowledge_search_query(
+            task_prompt, task
+        )
+        if agent.knowledge_search_query:
+            if agent.knowledge:
+                agent_knowledge_snippets = await agent.knowledge.aquery(
+                    [agent.knowledge_search_query], **knowledge_config
+                )
+                if agent_knowledge_snippets:
+                    agent.agent_knowledge_context = extract_knowledge_context(
+                        agent_knowledge_snippets
+                    )
+                    if agent.agent_knowledge_context:
+                        task_prompt += agent.agent_knowledge_context
+
+            knowledge_snippets = await agent.crew.aquery_knowledge(
+                [agent.knowledge_search_query], **knowledge_config
+            )
+            if knowledge_snippets:
+                agent.crew_knowledge_context = extract_knowledge_context(
+                    knowledge_snippets
+                )
+                if agent.crew_knowledge_context:
+                    task_prompt += agent.crew_knowledge_context
+
+            crewai_event_bus.emit(
+                agent,
+                event=KnowledgeRetrievalCompletedEvent(
+                    query=agent.knowledge_search_query,
+                    from_task=task,
+                    from_agent=agent,
+                    retrieved_knowledge=_combine_knowledge_context(agent),
+                ),
+            )
+    except Exception as e:
+        crewai_event_bus.emit(
+            agent,
+            event=KnowledgeSearchQueryFailedEvent(
+                query=agent.knowledge_search_query or "",
+                error=str(e),
+                from_task=task,
+                from_agent=agent,
+            ),
+        )
+    return task_prompt

lib/crewai/src/crewai/agents/agent_builder/base_agent.py

@@ -265,7 +265,7 @@ class BaseAgent(BaseModel, ABC, metaclass=AgentMeta):
         if not mcps:
             return mcps
 
-        validated_mcps = []
+        validated_mcps: list[str | MCPServerConfig] = []
         for mcp in mcps:
             if isinstance(mcp, str):
                 if mcp.startswith(("https://", "crewai-amp:")):
@@ -347,6 +347,15 @@ class BaseAgent(BaseModel, ABC, metaclass=AgentMeta):
     ) -> str:
         pass
 
+    @abstractmethod
+    async def aexecute_task(
+        self,
+        task: Any,
+        context: str | None = None,
+        tools: list[BaseTool] | None = None,
+    ) -> str:
+        """Execute a task asynchronously."""
+
     @abstractmethod
     def create_agent_executor(self, tools: list[BaseTool] | None = None) -> None:
         pass

lib/crewai/src/crewai/agents/crew_agent_executor.py

@@ -28,6 +28,7 @@ from crewai.hooks.llm_hooks import (
     get_before_llm_call_hooks,
 )
 from crewai.utilities.agent_utils import (
+    aget_llm_response,
     enforce_rpm_limit,
     format_message_for_llm,
     get_llm_response,
@@ -43,7 +44,10 @@ from crewai.utilities.agent_utils import (
 from crewai.utilities.constants import TRAINING_DATA_FILE
 from crewai.utilities.i18n import I18N, get_i18n
 from crewai.utilities.printer import Printer
-from crewai.utilities.tool_utils import execute_tool_and_check_finality
+from crewai.utilities.tool_utils import (
+    aexecute_tool_and_check_finality,
+    execute_tool_and_check_finality,
+)
 from crewai.utilities.training_handler import CrewTrainingHandler
 
 
@@ -134,8 +138,8 @@ class CrewAgentExecutor(CrewAgentExecutorMixin):
         self.messages: list[LLMMessage] = []
         self.iterations = 0
         self.log_error_after = 3
-        self.before_llm_call_hooks: list[Callable] = []
-        self.after_llm_call_hooks: list[Callable] = []
+        self.before_llm_call_hooks: list[Callable[..., Any]] = []
+        self.after_llm_call_hooks: list[Callable[..., Any]] = []
         self.before_llm_call_hooks.extend(get_before_llm_call_hooks())
         self.after_llm_call_hooks.extend(get_after_llm_call_hooks())
         if self.llm:
@@ -312,6 +316,154 @@ class CrewAgentExecutor(CrewAgentExecutorMixin):
         self._show_logs(formatted_answer)
         return formatted_answer
 
+    async def ainvoke(self, inputs: dict[str, Any]) -> dict[str, Any]:
+        """Execute the agent asynchronously with given inputs.
+
+        Args:
+            inputs: Input dictionary containing prompt variables.
+
+        Returns:
+            Dictionary with agent output.
+        """
+        if "system" in self.prompt:
+            system_prompt = self._format_prompt(
+                cast(str, self.prompt.get("system", "")), inputs
+            )
+            user_prompt = self._format_prompt(
+                cast(str, self.prompt.get("user", "")), inputs
+            )
+            self.messages.append(format_message_for_llm(system_prompt, role="system"))
+            self.messages.append(format_message_for_llm(user_prompt))
+        else:
+            user_prompt = self._format_prompt(self.prompt.get("prompt", ""), inputs)
+            self.messages.append(format_message_for_llm(user_prompt))
+
+        self._show_start_logs()
+
+        self.ask_for_human_input = bool(inputs.get("ask_for_human_input", False))
+
+        try:
+            formatted_answer = await self._ainvoke_loop()
+        except AssertionError:
+            self._printer.print(
+                content="Agent failed to reach a final answer. This is likely a bug - please report it.",
+                color="red",
+            )
+            raise
+        except Exception as e:
+            handle_unknown_error(self._printer, e)
+            raise
+
+        if self.ask_for_human_input:
+            formatted_answer = self._handle_human_feedback(formatted_answer)
+
+        self._create_short_term_memory(formatted_answer)
+        self._create_long_term_memory(formatted_answer)
+        self._create_external_memory(formatted_answer)
+        return {"output": formatted_answer.output}
+
+    async def _ainvoke_loop(self) -> AgentFinish:
+        """Execute agent loop asynchronously until completion.
+
+        Returns:
+            Final answer from the agent.
+        """
+        formatted_answer = None
+        while not isinstance(formatted_answer, AgentFinish):
+            try:
+                if has_reached_max_iterations(self.iterations, self.max_iter):
+                    formatted_answer = handle_max_iterations_exceeded(
+                        formatted_answer,
+                        printer=self._printer,
+                        i18n=self._i18n,
+                        messages=self.messages,
+                        llm=self.llm,
+                        callbacks=self.callbacks,
+                    )
+                    break
+
+                enforce_rpm_limit(self.request_within_rpm_limit)
+
+                answer = await aget_llm_response(
+                    llm=self.llm,
+                    messages=self.messages,
+                    callbacks=self.callbacks,
+                    printer=self._printer,
+                    from_task=self.task,
+                    from_agent=self.agent,
+                    response_model=self.response_model,
+                    executor_context=self,
+                )
+                formatted_answer = process_llm_response(answer, self.use_stop_words)  # type: ignore[assignment]
+
+                if isinstance(formatted_answer, AgentAction):
+                    fingerprint_context = {}
+                    if (
+                        self.agent
+                        and hasattr(self.agent, "security_config")
+                        and hasattr(self.agent.security_config, "fingerprint")
+                    ):
+                        fingerprint_context = {
+                            "agent_fingerprint": str(
+                                self.agent.security_config.fingerprint
+                            )
+                        }
+
+                    tool_result = await aexecute_tool_and_check_finality(
+                        agent_action=formatted_answer,
+                        fingerprint_context=fingerprint_context,
+                        tools=self.tools,
+                        i18n=self._i18n,
+                        agent_key=self.agent.key if self.agent else None,
+                        agent_role=self.agent.role if self.agent else None,
+                        tools_handler=self.tools_handler,
+                        task=self.task,
+                        agent=self.agent,
+                        function_calling_llm=self.function_calling_llm,
+                        crew=self.crew,
+                    )
+                    formatted_answer = self._handle_agent_action(
+                        formatted_answer, tool_result
+                    )
+
+                self._invoke_step_callback(formatted_answer)  # type: ignore[arg-type]
+                self._append_message(formatted_answer.text)  # type: ignore[union-attr,attr-defined]
+
+            except OutputParserError as e:
+                formatted_answer = handle_output_parser_exception(  # type: ignore[assignment]
+                    e=e,
+                    messages=self.messages,
+                    iterations=self.iterations,
+                    log_error_after=self.log_error_after,
+                    printer=self._printer,
+                )
+
+            except Exception as e:
+                if e.__class__.__module__.startswith("litellm"):
+                    raise e
+                if is_context_length_exceeded(e):
+                    handle_context_length(
+                        respect_context_window=self.respect_context_window,
+                        printer=self._printer,
+                        messages=self.messages,
+                        llm=self.llm,
+                        callbacks=self.callbacks,
+                        i18n=self._i18n,
+                    )
+                    continue
+                handle_unknown_error(self._printer, e)
+                raise e
+            finally:
+                self.iterations += 1
+
+        if not isinstance(formatted_answer, AgentFinish):
+            raise RuntimeError(
+                "Agent execution ended without reaching a final answer. "
+                f"Got {type(formatted_answer).__name__} instead of AgentFinish."
+            )
+        self._show_logs(formatted_answer)
+        return formatted_answer
+
     def _handle_agent_action(
         self, formatted_answer: AgentAction, tool_result: ToolResult
     ) -> AgentAction | AgentFinish:

lib/crewai/src/crewai/cli/crew_chat.py

@@ -14,7 +14,8 @@ import tomli
 from crewai.cli.utils import read_toml
 from crewai.cli.version import get_crewai_version
 from crewai.crew import Crew
-from crewai.llm import LLM, BaseLLM
+from crewai.llm import LLM
+from crewai.llms.base_llm import BaseLLM
 from crewai.types.crew_chat import ChatInputField, ChatInputs
 from crewai.utilities.llm_utils import create_llm
 from crewai.utilities.printer import Printer
@@ -27,7 +28,7 @@ MIN_REQUIRED_VERSION: Final[Literal["0.98.0"]] = "0.98.0"
 
 
 def check_conversational_crews_version(
-    crewai_version: str, pyproject_data: dict
+    crewai_version: str, pyproject_data: dict[str, Any]
 ) -> bool:
     """
     Check if the installed crewAI version supports conversational crews.
@@ -53,7 +54,7 @@ def check_conversational_crews_version(
     return True
 
 
-def run_chat():
+def run_chat() -> None:
     """
     Runs an interactive chat loop using the Crew's chat LLM with function calling.
     Incorporates crew_name, crew_description, and input fields to build a tool schema.
@@ -101,7 +102,7 @@ def run_chat():
 
     click.secho(f"Assistant: {introductory_message}\n", fg="green")
 
-    messages = [
+    messages: list[LLMMessage] = [
         {"role": "system", "content": system_message},
         {"role": "assistant", "content": introductory_message},
     ]
@@ -113,7 +114,7 @@ def run_chat():
     chat_loop(chat_llm, messages, crew_tool_schema, available_functions)
 
 
-def show_loading(event: threading.Event):
+def show_loading(event: threading.Event) -> None:
     """Display animated loading dots while processing."""
     while not event.is_set():
         _printer.print(".", end="")
@@ -162,23 +163,23 @@ def build_system_message(crew_chat_inputs: ChatInputs) -> str:
     )
 
 
-def create_tool_function(crew: Crew, messages: list[dict[str, str]]) -> Any:
+def create_tool_function(crew: Crew, messages: list[LLMMessage]) -> Any:
     """Creates a wrapper function for running the crew tool with messages."""
 
-    def run_crew_tool_with_messages(**kwargs):
+    def run_crew_tool_with_messages(**kwargs: Any) -> str:
         return run_crew_tool(crew, messages, **kwargs)
 
     return run_crew_tool_with_messages
 
 
-def flush_input():
+def flush_input() -> None:
     """Flush any pending input from the user."""
     if platform.system() == "Windows":
         # Windows platform
         import msvcrt
 
-        while msvcrt.kbhit():
-            msvcrt.getch()
+        while msvcrt.kbhit():  # type: ignore[attr-defined]
+            msvcrt.getch()  # type: ignore[attr-defined]
     else:
         # Unix-like platforms (Linux, macOS)
         import termios
@@ -186,7 +187,12 @@ def flush_input():
         termios.tcflush(sys.stdin, termios.TCIFLUSH)
 
 
-def chat_loop(chat_llm, messages, crew_tool_schema, available_functions):
+def chat_loop(
+    chat_llm: LLM | BaseLLM,
+    messages: list[LLMMessage],
+    crew_tool_schema: dict[str, Any],
+    available_functions: dict[str, Any],
+) -> None:
     """Main chat loop for interacting with the user."""
     while True:
         try:
@@ -225,7 +231,7 @@ def get_user_input() -> str:
 
 def handle_user_input(
     user_input: str,
-    chat_llm: LLM,
+    chat_llm: LLM | BaseLLM,
     messages: list[LLMMessage],
     crew_tool_schema: dict[str, Any],
     available_functions: dict[str, Any],
@@ -255,7 +261,7 @@ def handle_user_input(
     click.secho(f"\nAssistant: {final_response}\n", fg="green")
 
 
-def generate_crew_tool_schema(crew_inputs: ChatInputs) -> dict:
+def generate_crew_tool_schema(crew_inputs: ChatInputs) -> dict[str, Any]:
     """
     Dynamically build a Littellm 'function' schema for the given crew.
 
@@ -286,7 +292,7 @@ def generate_crew_tool_schema(crew_inputs: ChatInputs) -> dict:
     }
 
 
-def run_crew_tool(crew: Crew, messages: list[dict[str, str]], **kwargs):
+def run_crew_tool(crew: Crew, messages: list[LLMMessage], **kwargs: Any) -> str:
     """
     Runs the crew using crew.kickoff(inputs=kwargs) and returns the output.
 
@@ -372,7 +378,9 @@ def load_crew_and_name() -> tuple[Crew, str]:
     return crew_instance, crew_class_name
 
 
-def generate_crew_chat_inputs(crew: Crew, crew_name: str, chat_llm) -> ChatInputs:
+def generate_crew_chat_inputs(
+    crew: Crew, crew_name: str, chat_llm: LLM | BaseLLM
+) -> ChatInputs:
     """
     Generates the ChatInputs required for the crew by analyzing the tasks and agents.
 
@@ -410,23 +418,12 @@ def fetch_required_inputs(crew: Crew) -> set[str]:
     Returns:
         Set[str]: A set of placeholder names.
     """
-    placeholder_pattern = re.compile(r"\{(.+?)}")
-    required_inputs: set[str] = set()
-
-    # Scan tasks
-    for task in crew.tasks:
-        text = f"{task.description or ''} {task.expected_output or ''}"
-        required_inputs.update(placeholder_pattern.findall(text))
-
-    # Scan agents
-    for agent in crew.agents:
-        text = f"{agent.role or ''} {agent.goal or ''} {agent.backstory or ''}"
-        required_inputs.update(placeholder_pattern.findall(text))
-
-    return required_inputs
+    return crew.fetch_inputs()
 
 
-def generate_input_description_with_ai(input_name: str, crew: Crew, chat_llm) -> str:
+def generate_input_description_with_ai(
+    input_name: str, crew: Crew, chat_llm: LLM | BaseLLM
+) -> str:
     """
     Generates an input description using AI based on the context of the crew.
 
@@ -484,10 +481,10 @@ def generate_input_description_with_ai(input_name: str, crew: Crew, chat_llm) ->
         f"{context}"
     )
     response = chat_llm.call(messages=[{"role": "user", "content": prompt}])
-    return response.strip()
+    return str(response).strip()
 
 
-def generate_crew_description_with_ai(crew: Crew, chat_llm) -> str:
+def generate_crew_description_with_ai(crew: Crew, chat_llm: LLM | BaseLLM) -> str:
     """
     Generates a brief description of the crew using AI.
 
@@ -534,4 +531,4 @@ def generate_crew_description_with_ai(crew: Crew, chat_llm) -> str:
         f"{context}"
     )
     response = chat_llm.call(messages=[{"role": "user", "content": prompt}])
-    return response.strip()
+    return str(response).strip()

lib/crewai/src/crewai/cli/shared/token_manager.py

@@ -3,103 +3,56 @@ import json
 import os
 from pathlib import Path
 import sys
-from typing import BinaryIO, cast
+import tempfile
+from typing import Final, Literal, cast
 
 from cryptography.fernet import Fernet
 
 
-if sys.platform == "win32":
-    import msvcrt
-else:
-    import fcntl
+_FERNET_KEY_LENGTH: Final[Literal[44]] = 44
 
 
 class TokenManager:
-    def __init__(self, file_path: str = "tokens.enc") -> None:
-        """
-        Initialize the TokenManager class.
+    """Manages encrypted token storage."""
 
-        :param file_path: The file path to store the encrypted tokens. Default is "tokens.enc".
+    def __init__(self, file_path: str = "tokens.enc") -> None:
+        """Initialize the TokenManager.
+
+        Args:
+            file_path: The file path to store encrypted tokens.
         """
         self.file_path = file_path
         self.key = self._get_or_create_key()
         self.fernet = Fernet(self.key)
 
-    @staticmethod
-    def _acquire_lock(file_handle: BinaryIO) -> None:
-        """
-        Acquire an exclusive lock on a file handle.
-
-        Args:
-            file_handle: Open file handle to lock.
-        """
-        if sys.platform == "win32":
-            msvcrt.locking(file_handle.fileno(), msvcrt.LK_LOCK, 1)
-        else:
-            fcntl.flock(file_handle.fileno(), fcntl.LOCK_EX)
-
-    @staticmethod
-    def _release_lock(file_handle: BinaryIO) -> None:
-        """
-        Release the lock on a file handle.
-
-        Args:
-            file_handle: Open file handle to unlock.
-        """
-        if sys.platform == "win32":
-            msvcrt.locking(file_handle.fileno(), msvcrt.LK_UNLCK, 1)
-        else:
-            fcntl.flock(file_handle.fileno(), fcntl.LOCK_UN)
-
     def _get_or_create_key(self) -> bytes:
-        """
-        Get or create the encryption key with file locking to prevent race conditions.
+        """Get or create the encryption key.
 
         Returns:
-            The encryption key.
+            The encryption key as bytes.
         """
-        key_filename = "secret.key"
-        storage_path = self.get_secure_storage_path()
+        key_filename: str = "secret.key"
 
-        key = self.read_secure_file(key_filename)
-        if key is not None and len(key) == 44:
+        key = self._read_secure_file(key_filename)
+        if key is not None and len(key) == _FERNET_KEY_LENGTH:
             return key
 
-        lock_file_path = storage_path / f"{key_filename}.lock"
-
-        try:
-            lock_file_path.touch()
-
-            with open(lock_file_path, "r+b") as lock_file:
-                self._acquire_lock(lock_file)
-                try:
-                    key = self.read_secure_file(key_filename)
-                    if key is not None and len(key) == 44:
-                        return key
-
-                    new_key = Fernet.generate_key()
-                    self.save_secure_file(key_filename, new_key)
-                    return new_key
-                finally:
-                    try:
-                        self._release_lock(lock_file)
-                    except OSError:
-                        pass
-        except OSError:
-            key = self.read_secure_file(key_filename)
-            if key is not None and len(key) == 44:
-                return key
-
-            new_key = Fernet.generate_key()
-            self.save_secure_file(key_filename, new_key)
+        new_key = Fernet.generate_key()
+        if self._atomic_create_secure_file(key_filename, new_key):
             return new_key
 
-    def save_tokens(self, access_token: str, expires_at: int) -> None:
-        """
-        Save the access token and its expiration time.
+        key = self._read_secure_file(key_filename)
+        if key is not None and len(key) == _FERNET_KEY_LENGTH:
+            return key
 
-        :param access_token: The access token to save.
-        :param expires_at: The UNIX timestamp of the expiration time.
+        raise RuntimeError("Failed to create or read encryption key")
+
+    def save_tokens(self, access_token: str, expires_at: int) -> None:
+        """Save the access token and its expiration time.
+
+        Args:
+            access_token: The access token to save.
+            expires_at: The UNIX timestamp of the expiration time.
         """
         expiration_time = datetime.fromtimestamp(expires_at)
         data = {
@@ -107,15 +60,15 @@ class TokenManager:
             "expiration": expiration_time.isoformat(),
         }
         encrypted_data = self.fernet.encrypt(json.dumps(data).encode())
-        self.save_secure_file(self.file_path, encrypted_data)
+        self._atomic_write_secure_file(self.file_path, encrypted_data)
 
     def get_token(self) -> str | None:
-        """
-        Get the access token if it is valid and not expired.
+        """Get the access token if it is valid and not expired.
 
-        :return: The access token if valid and not expired, otherwise None.
+        Returns:
+            The access token if valid and not expired, otherwise None.
         """
-        encrypted_data = self.read_secure_file(self.file_path)
+        encrypted_data = self._read_secure_file(self.file_path)
         if encrypted_data is None:
             return None
 
@@ -126,20 +79,18 @@ class TokenManager:
         if expiration <= datetime.now():
             return None
 
-        return cast(str | None, data["access_token"])
+        return cast(str | None, data.get("access_token"))
 
     def clear_tokens(self) -> None:
-        """
-        Clear the tokens.
-        """
-        self.delete_secure_file(self.file_path)
+        """Clear the stored tokens."""
+        self._delete_secure_file(self.file_path)
 
     @staticmethod
-    def get_secure_storage_path() -> Path:
-        """
-        Get the secure storage path based on the operating system.
+    def _get_secure_storage_path() -> Path:
+        """Get the secure storage path based on the operating system.
 
-        :return: The secure storage path.
+        Returns:
+            The secure storage path.
         """
         if sys.platform == "win32":
             base_path = os.environ.get("LOCALAPPDATA")
@@ -155,44 +106,81 @@ class TokenManager:
 
         return storage_path
 
-    def save_secure_file(self, filename: str, content: bytes) -> None:
-        """
-        Save the content to a secure file.
+    def _atomic_create_secure_file(self, filename: str, content: bytes) -> bool:
+        """Create a file only if it doesn't exist.
 
-        :param filename: The name of the file.
-        :param content: The content to save.
+        Args:
+            filename: The name of the file.
+            content: The content to write.
+
+        Returns:
+            True if file was created, False if it already exists.
         """
-        storage_path = self.get_secure_storage_path()
+        storage_path = self._get_secure_storage_path()
         file_path = storage_path / filename
 
-        with open(file_path, "wb") as f:
-            f.write(content)
+        try:
+            fd = os.open(file_path, os.O_CREAT | os.O_EXCL | os.O_WRONLY, 0o600)
+            try:
+                os.write(fd, content)
+            finally:
+                os.close(fd)
+            return True
+        except FileExistsError:
+            return False
 
-        os.chmod(file_path, 0o600)
+    def _atomic_write_secure_file(self, filename: str, content: bytes) -> None:
+        """Write content to a secure file.
 
-    def read_secure_file(self, filename: str) -> bytes | None:
+        Args:
+            filename: The name of the file.
+            content: The content to write.
         """
-        Read the content of a secure file.
-
-        :param filename: The name of the file.
-        :return: The content of the file if it exists, otherwise None.
-        """
-        storage_path = self.get_secure_storage_path()
+        storage_path = self._get_secure_storage_path()
         file_path = storage_path / filename
 
-        if not file_path.exists():
+        fd, temp_path = tempfile.mkstemp(dir=storage_path, prefix=f".{filename}.")
+        fd_closed = False
+        try:
+            os.write(fd, content)
+            os.close(fd)
+            fd_closed = True
+            os.chmod(temp_path, 0o600)
+            os.replace(temp_path, file_path)
+        except Exception:
+            if not fd_closed:
+                os.close(fd)
+            if os.path.exists(temp_path):
+                os.unlink(temp_path)
+            raise
+
+    def _read_secure_file(self, filename: str) -> bytes | None:
+        """Read the content of a secure file.
+
+        Args:
+            filename: The name of the file.
+
+        Returns:
+            The content of the file if it exists, otherwise None.
+        """
+        storage_path = self._get_secure_storage_path()
+        file_path = storage_path / filename
+
+        try:
+            with open(file_path, "rb") as f:
+                return f.read()
+        except FileNotFoundError:
             return None
 
-        with open(file_path, "rb") as f:
-            return f.read()
+    def _delete_secure_file(self, filename: str) -> None:
+        """Delete a secure file.
 
-    def delete_secure_file(self, filename: str) -> None:
+        Args:
+            filename: The name of the file.
         """
-        Delete the secure file.
-
-        :param filename: The name of the file.
-        """
-        storage_path = self.get_secure_storage_path()
+        storage_path = self._get_secure_storage_path()
         file_path = storage_path / filename
-        if file_path.exists():
-            file_path.unlink(missing_ok=True)
+        try:
+            file_path.unlink()
+        except FileNotFoundError:
+            pass

lib/crewai/src/crewai/cli/templates/crew/pyproject.toml

@@ -5,7 +5,7 @@ description = "{{name}} using crewAI"
 authors = [{ name = "Your Name", email = "you@example.com" }]
 requires-python = ">=3.10,<3.14"
 dependencies = [
-    "crewai[tools]==1.6.1"
+    "crewai[tools]==1.7.0"
 ]
 
 [project.scripts]

lib/crewai/src/crewai/cli/templates/flow/pyproject.toml

@@ -5,7 +5,7 @@ description = "{{name}} using crewAI"
 authors = [{ name = "Your Name", email = "you@example.com" }]
 requires-python = ">=3.10,<3.14"
 dependencies = [
-    "crewai[tools]==1.6.1"
+    "crewai[tools]==1.7.0"
 ]
 
 [project.scripts]

lib/crewai/src/crewai/crew.py

@@ -35,6 +35,14 @@ from crewai.agent import Agent
 from crewai.agents.agent_builder.base_agent import BaseAgent
 from crewai.agents.cache.cache_handler import CacheHandler
 from crewai.crews.crew_output import CrewOutput
+from crewai.crews.utils import (
+    StreamingContext,
+    check_conditional_skip,
+    enable_agent_streaming,
+    prepare_kickoff,
+    prepare_task_execution,
+    run_for_each_async,
+)
 from crewai.events.event_bus import crewai_event_bus
 from crewai.events.event_listener import EventListener
 from crewai.events.listeners.tracing.trace_listener import (
@@ -47,7 +55,6 @@ from crewai.events.listeners.tracing.utils import (
 from crewai.events.types.crew_events import (
     CrewKickoffCompletedEvent,
     CrewKickoffFailedEvent,
-    CrewKickoffStartedEvent,
     CrewTestCompletedEvent,
     CrewTestFailedEvent,
     CrewTestStartedEvent,
@@ -74,7 +81,7 @@ from crewai.tasks.conditional_task import ConditionalTask
 from crewai.tasks.task_output import TaskOutput
 from crewai.tools.agent_tools.agent_tools import AgentTools
 from crewai.tools.base_tool import BaseTool
-from crewai.types.streaming import CrewStreamingOutput, FlowStreamingOutput
+from crewai.types.streaming import CrewStreamingOutput
 from crewai.types.usage_metrics import UsageMetrics
 from crewai.utilities.constants import NOT_SPECIFIED, TRAINING_DATA_FILE
 from crewai.utilities.crew.models import CrewContext
@@ -92,10 +99,8 @@ from crewai.utilities.planning_handler import CrewPlanner
 from crewai.utilities.printer import PrinterColor
 from crewai.utilities.rpm_controller import RPMController
 from crewai.utilities.streaming import (
-    TaskInfo,
     create_async_chunk_generator,
     create_chunk_generator,
-    create_streaming_state,
     signal_end,
     signal_error,
 )
@@ -268,7 +273,7 @@ class Crew(FlowTrackable, BaseModel):
         description="list of file paths for task execution JSON files.",
     )
     execution_logs: list[dict[str, Any]] = Field(
-        default=[],
+        default_factory=list,
         description="list of execution logs for tasks",
     )
     knowledge_sources: list[BaseKnowledgeSource] | None = Field(
@@ -348,12 +353,12 @@ class Crew(FlowTrackable, BaseModel):
         return self
 
     def _initialize_default_memories(self) -> None:
-        self._long_term_memory = self._long_term_memory or LongTermMemory()  # type: ignore[no-untyped-call]
-        self._short_term_memory = self._short_term_memory or ShortTermMemory(  # type: ignore[no-untyped-call]
+        self._long_term_memory = self._long_term_memory or LongTermMemory()
+        self._short_term_memory = self._short_term_memory or ShortTermMemory(
             crew=self,
             embedder_config=self.embedder,
         )
-        self._entity_memory = self.entity_memory or EntityMemory(  # type: ignore[no-untyped-call]
+        self._entity_memory = self.entity_memory or EntityMemory(
             crew=self, embedder_config=self.embedder
         )
 
@@ -404,8 +409,7 @@ class Crew(FlowTrackable, BaseModel):
                 raise PydanticCustomError(
                     "missing_manager_llm_or_manager_agent",
                     (
-                        "Attribute `manager_llm` or `manager_agent` is required "
-                        "when using hierarchical process."
+                        "Attribute `manager_llm` or `manager_agent` is required when using hierarchical process."
                     ),
                     {},
                 )
@@ -511,10 +515,9 @@ class Crew(FlowTrackable, BaseModel):
                 raise PydanticCustomError(
                     "invalid_async_conditional_task",
                     (
-                        f"Conditional Task: {task.description}, "
-                        f"cannot be executed asynchronously."
+                        "Conditional Task: {description}, cannot be executed asynchronously."
                     ),
-                    {},
+                    {"description": task.description},
                 )
         return self
 
@@ -675,21 +678,8 @@ class Crew(FlowTrackable, BaseModel):
         inputs: dict[str, Any] | None = None,
     ) -> CrewOutput | CrewStreamingOutput:
         if self.stream:
-            for agent in self.agents:
-                if agent.llm is not None:
-                    agent.llm.stream = True
-
-            result_holder: list[CrewOutput] = []
-            current_task_info: TaskInfo = {
-                "index": 0,
-                "name": "",
-                "id": "",
-                "agent_role": "",
-                "agent_id": "",
-            }
-
-            state = create_streaming_state(current_task_info, result_holder)
-            output_holder: list[CrewStreamingOutput | FlowStreamingOutput] = []
+            enable_agent_streaming(self.agents)
+            ctx = StreamingContext()
 
             def run_crew() -> None:
                 """Execute the crew and capture the result."""
@@ -697,59 +687,28 @@ class Crew(FlowTrackable, BaseModel):
                     self.stream = False
                     crew_result = self.kickoff(inputs=inputs)
                     if isinstance(crew_result, CrewOutput):
-                        result_holder.append(crew_result)
+                        ctx.result_holder.append(crew_result)
                 except Exception as exc:
-                    signal_error(state, exc)
+                    signal_error(ctx.state, exc)
                 finally:
                     self.stream = True
-                    signal_end(state)
+                    signal_end(ctx.state)
 
             streaming_output = CrewStreamingOutput(
-                sync_iterator=create_chunk_generator(state, run_crew, output_holder)
+                sync_iterator=create_chunk_generator(
+                    ctx.state, run_crew, ctx.output_holder
+                )
             )
-            output_holder.append(streaming_output)
+            ctx.output_holder.append(streaming_output)
             return streaming_output
 
-        ctx = baggage.set_baggage(
+        baggage_ctx = baggage.set_baggage(
             "crew_context", CrewContext(id=str(self.id), key=self.key)
         )
-        token = attach(ctx)
+        token = attach(baggage_ctx)
 
         try:
-            for before_callback in self.before_kickoff_callbacks:
-                if inputs is None:
-                    inputs = {}
-                inputs = before_callback(inputs)
-
-            crewai_event_bus.emit(
-                self,
-                CrewKickoffStartedEvent(crew_name=self.name, inputs=inputs),
-            )
-
-            # Starts the crew to work on its assigned tasks.
-            self._task_output_handler.reset()
-            self._logging_color = "bold_purple"
-
-            if inputs is not None:
-                self._inputs = inputs
-                self._interpolate_inputs(inputs)
-            self._set_tasks_callbacks()
-            self._set_allow_crewai_trigger_context_for_first_task()
-
-            for agent in self.agents:
-                agent.crew = self
-                agent.set_knowledge(crew_embedder=self.embedder)
-                # TODO: Create an AgentFunctionCalling protocol for future refactoring
-                if not agent.function_calling_llm:  # type: ignore # "BaseAgent" has no attribute "function_calling_llm"
-                    agent.function_calling_llm = self.function_calling_llm  # type: ignore # "BaseAgent" has no attribute "function_calling_llm"
-
-                if not agent.step_callback:  # type: ignore # "BaseAgent" has no attribute "step_callback"
-                    agent.step_callback = self.step_callback  # type: ignore # "BaseAgent" has no attribute "step_callback"
-
-                agent.create_agent_executor()
-
-            if self.planning:
-                self._handle_crew_planning()
+            inputs = prepare_kickoff(self, inputs)
 
             if self.process == Process.sequential:
                 result = self._run_sequential_process()
@@ -814,42 +773,27 @@ class Crew(FlowTrackable, BaseModel):
         inputs = inputs or {}
 
         if self.stream:
-            for agent in self.agents:
-                if agent.llm is not None:
-                    agent.llm.stream = True
-
-            result_holder: list[CrewOutput] = []
-            current_task_info: TaskInfo = {
-                "index": 0,
-                "name": "",
-                "id": "",
-                "agent_role": "",
-                "agent_id": "",
-            }
-
-            state = create_streaming_state(
-                current_task_info, result_holder, use_async=True
-            )
-            output_holder: list[CrewStreamingOutput | FlowStreamingOutput] = []
+            enable_agent_streaming(self.agents)
+            ctx = StreamingContext(use_async=True)
 
             async def run_crew() -> None:
                 try:
                     self.stream = False
                     result = await asyncio.to_thread(self.kickoff, inputs)
                     if isinstance(result, CrewOutput):
-                        result_holder.append(result)
+                        ctx.result_holder.append(result)
                 except Exception as e:
-                    signal_error(state, e, is_async=True)
+                    signal_error(ctx.state, e, is_async=True)
                 finally:
                     self.stream = True
-                    signal_end(state, is_async=True)
+                    signal_end(ctx.state, is_async=True)
 
             streaming_output = CrewStreamingOutput(
                 async_iterator=create_async_chunk_generator(
-                    state, run_crew, output_holder
+                    ctx.state, run_crew, ctx.output_holder
                 )
             )
-            output_holder.append(streaming_output)
+            ctx.output_holder.append(streaming_output)
 
             return streaming_output
 
@@ -864,89 +808,207 @@ class Crew(FlowTrackable, BaseModel):
         from all crews as they arrive. After iteration, access results via .results
         (list of CrewOutput).
         """
-        crew_copies = [self.copy() for _ in inputs]
 
+        async def kickoff_fn(
+            crew: Crew, input_data: dict[str, Any]
+        ) -> CrewOutput | CrewStreamingOutput:
+            return await crew.kickoff_async(inputs=input_data)
+
+        return await run_for_each_async(self, inputs, kickoff_fn)
+
+    async def akickoff(
+        self, inputs: dict[str, Any] | None = None
+    ) -> CrewOutput | CrewStreamingOutput:
+        """Native async kickoff method using async task execution throughout.
+
+        Unlike kickoff_async which wraps sync kickoff in a thread, this method
+        uses native async/await for all operations including task execution,
+        memory operations, and knowledge queries.
+        """
         if self.stream:
-            result_holder: list[list[CrewOutput]] = [[]]
-            current_task_info: TaskInfo = {
-                "index": 0,
-                "name": "",
-                "id": "",
-                "agent_role": "",
-                "agent_id": "",
-            }
+            enable_agent_streaming(self.agents)
+            ctx = StreamingContext(use_async=True)
 
-            state = create_streaming_state(
-                current_task_info, result_holder, use_async=True
-            )
-            output_holder: list[CrewStreamingOutput | FlowStreamingOutput] = []
-
-            async def run_all_crews() -> None:
-                """Run all crew copies and aggregate their streaming outputs."""
+            async def run_crew() -> None:
                 try:
-                    streaming_outputs: list[CrewStreamingOutput] = []
-                    for i, crew in enumerate(crew_copies):
-                        streaming = await crew.kickoff_async(inputs=inputs[i])
-                        if isinstance(streaming, CrewStreamingOutput):
-                            streaming_outputs.append(streaming)
-
-                    async def consume_stream(
-                        stream_output: CrewStreamingOutput,
-                    ) -> CrewOutput:
-                        """Consume stream chunks and forward to parent queue.
-
-                        Args:
-                            stream_output: The streaming output to consume.
-
-                        Returns:
-                            The final CrewOutput result.
-                        """
-                        async for chunk in stream_output:
-                            if state.async_queue is not None and state.loop is not None:
-                                state.loop.call_soon_threadsafe(
-                                    state.async_queue.put_nowait, chunk
-                                )
-                        return stream_output.result
-
-                    crew_results = await asyncio.gather(
-                        *[consume_stream(s) for s in streaming_outputs]
-                    )
-                    result_holder[0] = list(crew_results)
-                except Exception as e:
-                    signal_error(state, e, is_async=True)
+                    self.stream = False
+                    inner_result = await self.akickoff(inputs)
+                    if isinstance(inner_result, CrewOutput):
+                        ctx.result_holder.append(inner_result)
+                except Exception as exc:
+                    signal_error(ctx.state, exc, is_async=True)
                 finally:
-                    signal_end(state, is_async=True)
+                    self.stream = True
+                    signal_end(ctx.state, is_async=True)
 
             streaming_output = CrewStreamingOutput(
                 async_iterator=create_async_chunk_generator(
-                    state, run_all_crews, output_holder
+                    ctx.state, run_crew, ctx.output_holder
                 )
             )
-
-            def set_results_wrapper(result: Any) -> None:
-                """Wrap _set_results to match _set_result signature."""
-                streaming_output._set_results(result)
-
-            streaming_output._set_result = set_results_wrapper  # type: ignore[method-assign]
-            output_holder.append(streaming_output)
+            ctx.output_holder.append(streaming_output)
 
             return streaming_output
 
-        tasks = [
-            asyncio.create_task(crew_copy.kickoff_async(inputs=input_data))
-            for crew_copy, input_data in zip(crew_copies, inputs, strict=True)
-        ]
+        baggage_ctx = baggage.set_baggage(
+            "crew_context", CrewContext(id=str(self.id), key=self.key)
+        )
+        token = attach(baggage_ctx)
 
-        results = await asyncio.gather(*tasks)
+        try:
+            inputs = prepare_kickoff(self, inputs)
 
-        total_usage_metrics = UsageMetrics()
-        for crew_copy in crew_copies:
-            if crew_copy.usage_metrics:
-                total_usage_metrics.add_usage_metrics(crew_copy.usage_metrics)
-        self.usage_metrics = total_usage_metrics
+            if self.process == Process.sequential:
+                result = await self._arun_sequential_process()
+            elif self.process == Process.hierarchical:
+                result = await self._arun_hierarchical_process()
+            else:
+                raise NotImplementedError(
+                    f"The process '{self.process}' is not implemented yet."
+                )
 
-        self._task_output_handler.reset()
-        return list(results)
+            for after_callback in self.after_kickoff_callbacks:
+                result = after_callback(result)
+
+            self.usage_metrics = self.calculate_usage_metrics()
+
+            return result
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                CrewKickoffFailedEvent(error=str(e), crew_name=self.name),
+            )
+            raise
+        finally:
+            detach(token)
+
+    async def akickoff_for_each(
+        self, inputs: list[dict[str, Any]]
+    ) -> list[CrewOutput | CrewStreamingOutput] | CrewStreamingOutput:
+        """Native async execution of the Crew's workflow for each input.
+
+        Uses native async throughout rather than thread-based async.
+        If stream=True, returns a single CrewStreamingOutput that yields chunks
+        from all crews as they arrive.
+        """
+
+        async def kickoff_fn(
+            crew: Crew, input_data: dict[str, Any]
+        ) -> CrewOutput | CrewStreamingOutput:
+            return await crew.akickoff(inputs=input_data)
+
+        return await run_for_each_async(self, inputs, kickoff_fn)
+
+    async def _arun_sequential_process(self) -> CrewOutput:
+        """Executes tasks sequentially using native async and returns the final output."""
+        return await self._aexecute_tasks(self.tasks)
+
+    async def _arun_hierarchical_process(self) -> CrewOutput:
+        """Creates and assigns a manager agent to complete the tasks using native async."""
+        self._create_manager_agent()
+        return await self._aexecute_tasks(self.tasks)
+
+    async def _aexecute_tasks(
+        self,
+        tasks: list[Task],
+        start_index: int | None = 0,
+        was_replayed: bool = False,
+    ) -> CrewOutput:
+        """Executes tasks using native async and returns the final output.
+
+        Args:
+            tasks: List of tasks to execute
+            start_index: Index to start execution from (for replay)
+            was_replayed: Whether this is a replayed execution
+
+        Returns:
+            CrewOutput: Final output of the crew
+        """
+        task_outputs: list[TaskOutput] = []
+        pending_tasks: list[tuple[Task, asyncio.Task[TaskOutput], int]] = []
+        last_sync_output: TaskOutput | None = None
+
+        for task_index, task in enumerate(tasks):
+            exec_data, task_outputs, last_sync_output = prepare_task_execution(
+                self, task, task_index, start_index, task_outputs, last_sync_output
+            )
+            if exec_data.should_skip:
+                continue
+
+            if isinstance(task, ConditionalTask):
+                skipped_task_output = await self._ahandle_conditional_task(
+                    task, task_outputs, pending_tasks, task_index, was_replayed
+                )
+                if skipped_task_output:
+                    task_outputs.append(skipped_task_output)
+                    continue
+
+            if task.async_execution:
+                context = self._get_context(
+                    task, [last_sync_output] if last_sync_output else []
+                )
+                async_task = asyncio.create_task(
+                    task.aexecute_sync(
+                        agent=exec_data.agent,
+                        context=context,
+                        tools=exec_data.tools,
+                    )
+                )
+                pending_tasks.append((task, async_task, task_index))
+            else:
+                if pending_tasks:
+                    task_outputs = await self._aprocess_async_tasks(
+                        pending_tasks, was_replayed
+                    )
+                    pending_tasks.clear()
+
+                context = self._get_context(task, task_outputs)
+                task_output = await task.aexecute_sync(
+                    agent=exec_data.agent,
+                    context=context,
+                    tools=exec_data.tools,
+                )
+                task_outputs.append(task_output)
+                self._process_task_result(task, task_output)
+                self._store_execution_log(task, task_output, task_index, was_replayed)
+
+        if pending_tasks:
+            task_outputs = await self._aprocess_async_tasks(pending_tasks, was_replayed)
+
+        return self._create_crew_output(task_outputs)
+
+    async def _ahandle_conditional_task(
+        self,
+        task: ConditionalTask,
+        task_outputs: list[TaskOutput],
+        pending_tasks: list[tuple[Task, asyncio.Task[TaskOutput], int]],
+        task_index: int,
+        was_replayed: bool,
+    ) -> TaskOutput | None:
+        """Handle conditional task evaluation using native async."""
+        if pending_tasks:
+            task_outputs = await self._aprocess_async_tasks(pending_tasks, was_replayed)
+            pending_tasks.clear()
+
+        return check_conditional_skip(
+            self, task, task_outputs, task_index, was_replayed
+        )
+
+    async def _aprocess_async_tasks(
+        self,
+        pending_tasks: list[tuple[Task, asyncio.Task[TaskOutput], int]],
+        was_replayed: bool = False,
+    ) -> list[TaskOutput]:
+        """Process pending async tasks and return their outputs."""
+        task_outputs: list[TaskOutput] = []
+        for future_task, async_task, task_index in pending_tasks:
+            task_output = await async_task
+            task_outputs.append(task_output)
+            self._process_task_result(future_task, task_output)
+            self._store_execution_log(
+                future_task, task_output, task_index, was_replayed
+            )
+        return task_outputs
 
     def _handle_crew_planning(self) -> None:
         """Handles the Crew planning."""
@@ -1064,33 +1126,11 @@ class Crew(FlowTrackable, BaseModel):
         last_sync_output: TaskOutput | None = None
 
         for task_index, task in enumerate(tasks):
-            if start_index is not None and task_index < start_index:
-                if task.output:
-                    if task.async_execution:
-                        task_outputs.append(task.output)
-                    else:
-                        task_outputs = [task.output]
-                        last_sync_output = task.output
-                continue
-
-            agent_to_use = self._get_agent_to_use(task)
-            if agent_to_use is None:
-                raise ValueError(
-                    f"No agent available for task: {task.description}. "
-                    f"Ensure that either the task has an assigned agent "
-                    f"or a manager agent is provided."
-                )
-
-            # Determine which tools to use - task tools take precedence over agent tools
-            tools_for_task = task.tools or agent_to_use.tools or []
-            # Prepare tools and ensure they're compatible with task execution
-            tools_for_task = self._prepare_tools(
-                agent_to_use,
-                task,
-                tools_for_task,
+            exec_data, task_outputs, last_sync_output = prepare_task_execution(
+                self, task, task_index, start_index, task_outputs, last_sync_output
             )
-
-            self._log_task_start(task, agent_to_use.role)
+            if exec_data.should_skip:
+                continue
 
             if isinstance(task, ConditionalTask):
                 skipped_task_output = self._handle_conditional_task(
@@ -1105,9 +1145,9 @@ class Crew(FlowTrackable, BaseModel):
                     task, [last_sync_output] if last_sync_output else []
                 )
                 future = task.execute_async(
-                    agent=agent_to_use,
+                    agent=exec_data.agent,
                     context=context,
-                    tools=tools_for_task,
+                    tools=exec_data.tools,
                 )
                 futures.append((task, future, task_index))
             else:
@@ -1117,9 +1157,9 @@ class Crew(FlowTrackable, BaseModel):
 
                 context = self._get_context(task, task_outputs)
                 task_output = task.execute_sync(
-                    agent=agent_to_use,
+                    agent=exec_data.agent,
                     context=context,
-                    tools=tools_for_task,
+                    tools=exec_data.tools,
                 )
                 task_outputs.append(task_output)
                 self._process_task_result(task, task_output)
@@ -1142,19 +1182,9 @@ class Crew(FlowTrackable, BaseModel):
             task_outputs = self._process_async_tasks(futures, was_replayed)
             futures.clear()
 
-        previous_output = task_outputs[-1] if task_outputs else None
-        if previous_output is not None and not task.should_execute(previous_output):
-            self._logger.log(
-                "debug",
-                f"Skipping conditional task: {task.description}",
-                color="yellow",
-            )
-            skipped_task_output = task.get_skipped_task_output()
-
-            if not was_replayed:
-                self._store_execution_log(task, skipped_task_output, task_index)
-            return skipped_task_output
-        return None
+        return check_conditional_skip(
+            self, task, task_outputs, task_index, was_replayed
+        )
 
     def _prepare_tools(
         self, agent: BaseAgent, task: Task, tools: list[BaseTool]
@@ -1318,7 +1348,8 @@ class Crew(FlowTrackable, BaseModel):
                 )
         return tools
 
-    def _get_context(self, task: Task, task_outputs: list[TaskOutput]) -> str:
+    @staticmethod
+    def _get_context(task: Task, task_outputs: list[TaskOutput]) -> str:
         if not task.context:
             return ""
 
@@ -1387,7 +1418,8 @@ class Crew(FlowTrackable, BaseModel):
             )
         return task_outputs
 
-    def _find_task_index(self, task_id: str, stored_outputs: list[Any]) -> int | None:
+    @staticmethod
+    def _find_task_index(task_id: str, stored_outputs: list[Any]) -> int | None:
         return next(
             (
                 index
@@ -1447,6 +1479,16 @@ class Crew(FlowTrackable, BaseModel):
             )
         return None
 
+    async def aquery_knowledge(
+        self, query: list[str], results_limit: int = 3, score_threshold: float = 0.35
+    ) -> list[SearchResult] | None:
+        """Query the crew's knowledge base for relevant information asynchronously."""
+        if self.knowledge:
+            return await self.knowledge.aquery(
+                query, results_limit=results_limit, score_threshold=score_threshold
+            )
+        return None
+
     def fetch_inputs(self) -> set[str]:
         """
         Gathers placeholders (e.g., {something}) referenced in tasks or agents.
@@ -1455,7 +1497,7 @@ class Crew(FlowTrackable, BaseModel):
 
         Returns a set of all discovered placeholder names.
         """
-        placeholder_pattern = re.compile(r"\{(.+?)\}")
+        placeholder_pattern = re.compile(r"\{(.+?)}")
         required_inputs: set[str] = set()
 
         # Scan tasks for inputs
@@ -1703,6 +1745,32 @@ class Crew(FlowTrackable, BaseModel):
             self._logger.log("error", error_msg)
             raise RuntimeError(error_msg) from e
 
+    def _reset_memory_system(
+        self, system: Any, name: str, reset_fn: Callable[[Any], Any]
+    ) -> None:
+        """Reset a single memory system.
+
+        Args:
+            system: The memory system instance to reset.
+            name: Display name of the memory system for logging.
+            reset_fn: Function to call to reset the system.
+
+        Raises:
+            RuntimeError: If the reset operation fails.
+        """
+        try:
+            reset_fn(system)
+            self._logger.log(
+                "info",
+                f"[Crew ({self.name if self.name else self.id})] "
+                f"{name} memory has been reset",
+            )
+        except Exception as e:
+            raise RuntimeError(
+                f"[Crew ({self.name if self.name else self.id})] "
+                f"Failed to reset {name} memory: {e!s}"
+            ) from e
+
     def _reset_all_memories(self) -> None:
         """Reset all available memory systems."""
         memory_systems = self._get_memory_systems()
@@ -1710,21 +1778,10 @@ class Crew(FlowTrackable, BaseModel):
         for config in memory_systems.values():
             if (system := config.get("system")) is not None:
                 name = config.get("name")
-                try:
-                    reset_fn: Callable[[Any], Any] = cast(
-                        Callable[[Any], Any], config.get("reset")
-                    )
-                    reset_fn(system)
-                    self._logger.log(
-                        "info",
-                        f"[Crew ({self.name if self.name else self.id})] "
-                        f"{name} memory has been reset",
-                    )
-                except Exception as e:
-                    raise RuntimeError(
-                        f"[Crew ({self.name if self.name else self.id})] "
-                        f"Failed to reset {name} memory: {e!s}"
-                    ) from e
+                reset_fn: Callable[[Any], Any] = cast(
+                    Callable[[Any], Any], config.get("reset")
+                )
+                self._reset_memory_system(system, name, reset_fn)
 
     def _reset_specific_memory(self, memory_type: str) -> None:
         """Reset a specific memory system.
@@ -1743,21 +1800,8 @@ class Crew(FlowTrackable, BaseModel):
         if system is None:
             raise RuntimeError(f"{name} memory system is not initialized")
 
-        try:
-            reset_fn: Callable[[Any], Any] = cast(
-                Callable[[Any], Any], config.get("reset")
-            )
-            reset_fn(system)
-            self._logger.log(
-                "info",
-                f"[Crew ({self.name if self.name else self.id})] "
-                f"{name} memory has been reset",
-            )
-        except Exception as e:
-            raise RuntimeError(
-                f"[Crew ({self.name if self.name else self.id})] "
-                f"Failed to reset {name} memory: {e!s}"
-            ) from e
+        reset_fn: Callable[[Any], Any] = cast(Callable[[Any], Any], config.get("reset"))
+        self._reset_memory_system(system, name, reset_fn)
 
     def _get_memory_systems(self) -> dict[str, Any]:
         """Get all available memory systems with their configuration.
@@ -1845,7 +1889,8 @@ class Crew(FlowTrackable, BaseModel):
         ):
             self.tasks[0].allow_crewai_trigger_context = True
 
-    def _show_tracing_disabled_message(self) -> None:
+    @staticmethod
+    def _show_tracing_disabled_message() -> None:
         """Show a message when tracing is disabled."""
         from crewai.events.listeners.tracing.utils import has_user_declined_tracing
 

lib/crewai/src/crewai/crews/utils.py

@@ -0,0 +1,363 @@
+"""Utility functions for crew operations."""
+
+from __future__ import annotations
+
+import asyncio
+from collections.abc import Callable, Coroutine, Iterable
+from typing import TYPE_CHECKING, Any
+
+from crewai.agents.agent_builder.base_agent import BaseAgent
+from crewai.crews.crew_output import CrewOutput
+from crewai.rag.embeddings.types import EmbedderConfig
+from crewai.types.streaming import CrewStreamingOutput, FlowStreamingOutput
+from crewai.utilities.streaming import (
+    StreamingState,
+    TaskInfo,
+    create_streaming_state,
+)
+
+
+if TYPE_CHECKING:
+    from crewai.crew import Crew
+
+
+def enable_agent_streaming(agents: Iterable[BaseAgent]) -> None:
+    """Enable streaming on all agents that have an LLM configured.
+
+    Args:
+        agents: Iterable of agents to enable streaming on.
+    """
+    for agent in agents:
+        if agent.llm is not None:
+            agent.llm.stream = True
+
+
+def setup_agents(
+    crew: Crew,
+    agents: Iterable[BaseAgent],
+    embedder: EmbedderConfig | None,
+    function_calling_llm: Any,
+    step_callback: Callable[..., Any] | None,
+) -> None:
+    """Set up agents for crew execution.
+
+    Args:
+        crew: The crew instance agents belong to.
+        agents: Iterable of agents to set up.
+        embedder: Embedder configuration for knowledge.
+        function_calling_llm: Default function calling LLM for agents.
+        step_callback: Default step callback for agents.
+    """
+    for agent in agents:
+        agent.crew = crew
+        agent.set_knowledge(crew_embedder=embedder)
+        if not agent.function_calling_llm:  # type: ignore[attr-defined]
+            agent.function_calling_llm = function_calling_llm  # type: ignore[attr-defined]
+        if not agent.step_callback:  # type: ignore[attr-defined]
+            agent.step_callback = step_callback  # type: ignore[attr-defined]
+        agent.create_agent_executor()
+
+
+class TaskExecutionData:
+    """Data container for prepared task execution information."""
+
+    def __init__(
+        self,
+        agent: BaseAgent | None,
+        tools: list[Any],
+        should_skip: bool = False,
+    ) -> None:
+        """Initialize task execution data.
+
+        Args:
+            agent: The agent to use for task execution (None if skipped).
+            tools: Prepared tools for the task.
+            should_skip: Whether the task should be skipped (replay).
+        """
+        self.agent = agent
+        self.tools = tools
+        self.should_skip = should_skip
+
+
+def prepare_task_execution(
+    crew: Crew,
+    task: Any,
+    task_index: int,
+    start_index: int | None,
+    task_outputs: list[Any],
+    last_sync_output: Any | None,
+) -> tuple[TaskExecutionData, list[Any], Any | None]:
+    """Prepare a task for execution, handling replay skip logic and agent/tool setup.
+
+    Args:
+        crew: The crew instance.
+        task: The task to prepare.
+        task_index: Index of the current task.
+        start_index: Index to start execution from (for replay).
+        task_outputs: Current list of task outputs.
+        last_sync_output: Last synchronous task output.
+
+    Returns:
+        A tuple of (TaskExecutionData or None if skipped, updated task_outputs, updated last_sync_output).
+        If the task should be skipped, TaskExecutionData will have should_skip=True.
+
+    Raises:
+        ValueError: If no agent is available for the task.
+    """
+    # Handle replay skip
+    if start_index is not None and task_index < start_index:
+        if task.output:
+            if task.async_execution:
+                task_outputs.append(task.output)
+            else:
+                task_outputs = [task.output]
+                last_sync_output = task.output
+        return (
+            TaskExecutionData(agent=None, tools=[], should_skip=True),
+            task_outputs,
+            last_sync_output,
+        )
+
+    agent_to_use = crew._get_agent_to_use(task)
+    if agent_to_use is None:
+        raise ValueError(
+            f"No agent available for task: {task.description}. "
+            f"Ensure that either the task has an assigned agent "
+            f"or a manager agent is provided."
+        )
+
+    tools_for_task = task.tools or agent_to_use.tools or []
+    tools_for_task = crew._prepare_tools(
+        agent_to_use,
+        task,
+        tools_for_task,
+    )
+
+    crew._log_task_start(task, agent_to_use.role)
+
+    return (
+        TaskExecutionData(agent=agent_to_use, tools=tools_for_task),
+        task_outputs,
+        last_sync_output,
+    )
+
+
+def check_conditional_skip(
+    crew: Crew,
+    task: Any,
+    task_outputs: list[Any],
+    task_index: int,
+    was_replayed: bool,
+) -> Any | None:
+    """Check if a conditional task should be skipped.
+
+    Args:
+        crew: The crew instance.
+        task: The conditional task to check.
+        task_outputs: List of previous task outputs.
+        task_index: Index of the current task.
+        was_replayed: Whether this is a replayed execution.
+
+    Returns:
+        The skipped task output if the task should be skipped, None otherwise.
+    """
+    previous_output = task_outputs[-1] if task_outputs else None
+    if previous_output is not None and not task.should_execute(previous_output):
+        crew._logger.log(
+            "debug",
+            f"Skipping conditional task: {task.description}",
+            color="yellow",
+        )
+        skipped_task_output = task.get_skipped_task_output()
+
+        if not was_replayed:
+            crew._store_execution_log(task, skipped_task_output, task_index)
+        return skipped_task_output
+    return None
+
+
+def prepare_kickoff(crew: Crew, inputs: dict[str, Any] | None) -> dict[str, Any] | None:
+    """Prepare crew for kickoff execution.
+
+    Handles before callbacks, event emission, task handler reset, input
+    interpolation, task callbacks, agent setup, and planning.
+
+    Args:
+        crew: The crew instance to prepare.
+        inputs: Optional input dictionary to pass to the crew.
+
+    Returns:
+        The potentially modified inputs dictionary after before callbacks.
+    """
+    from crewai.events.event_bus import crewai_event_bus
+    from crewai.events.types.crew_events import CrewKickoffStartedEvent
+
+    for before_callback in crew.before_kickoff_callbacks:
+        if inputs is None:
+            inputs = {}
+        inputs = before_callback(inputs)
+
+    future = crewai_event_bus.emit(
+        crew,
+        CrewKickoffStartedEvent(crew_name=crew.name, inputs=inputs),
+    )
+    if future is not None:
+        try:
+            future.result()
+        except Exception:  # noqa: S110
+            pass
+
+    crew._task_output_handler.reset()
+    crew._logging_color = "bold_purple"
+
+    if inputs is not None:
+        crew._inputs = inputs
+        crew._interpolate_inputs(inputs)
+    crew._set_tasks_callbacks()
+    crew._set_allow_crewai_trigger_context_for_first_task()
+
+    setup_agents(
+        crew,
+        crew.agents,
+        crew.embedder,
+        crew.function_calling_llm,
+        crew.step_callback,
+    )
+
+    if crew.planning:
+        crew._handle_crew_planning()
+
+    return inputs
+
+
+class StreamingContext:
+    """Container for streaming state and holders used during crew execution."""
+
+    def __init__(self, use_async: bool = False) -> None:
+        """Initialize streaming context.
+
+        Args:
+            use_async: Whether to use async streaming mode.
+        """
+        self.result_holder: list[CrewOutput] = []
+        self.current_task_info: TaskInfo = {
+            "index": 0,
+            "name": "",
+            "id": "",
+            "agent_role": "",
+            "agent_id": "",
+        }
+        self.state: StreamingState = create_streaming_state(
+            self.current_task_info, self.result_holder, use_async=use_async
+        )
+        self.output_holder: list[CrewStreamingOutput | FlowStreamingOutput] = []
+
+
+class ForEachStreamingContext:
+    """Container for streaming state used in for_each crew execution methods."""
+
+    def __init__(self) -> None:
+        """Initialize for_each streaming context."""
+        self.result_holder: list[list[CrewOutput]] = [[]]
+        self.current_task_info: TaskInfo = {
+            "index": 0,
+            "name": "",
+            "id": "",
+            "agent_role": "",
+            "agent_id": "",
+        }
+        self.state: StreamingState = create_streaming_state(
+            self.current_task_info, self.result_holder, use_async=True
+        )
+        self.output_holder: list[CrewStreamingOutput | FlowStreamingOutput] = []
+
+
+async def run_for_each_async(
+    crew: Crew,
+    inputs: list[dict[str, Any]],
+    kickoff_fn: Callable[
+        [Crew, dict[str, Any]], Coroutine[Any, Any, CrewOutput | CrewStreamingOutput]
+    ],
+) -> list[CrewOutput | CrewStreamingOutput] | CrewStreamingOutput:
+    """Execute crew workflow for each input asynchronously.
+
+    Args:
+        crew: The crew instance to execute.
+        inputs: List of input dictionaries for each execution.
+        kickoff_fn: Async function to call for each crew copy (kickoff_async or akickoff).
+
+    Returns:
+        If streaming, a single CrewStreamingOutput that yields chunks from all crews.
+        Otherwise, a list of CrewOutput results.
+    """
+    from crewai.types.usage_metrics import UsageMetrics
+    from crewai.utilities.streaming import (
+        create_async_chunk_generator,
+        signal_end,
+        signal_error,
+    )
+
+    crew_copies = [crew.copy() for _ in inputs]
+
+    if crew.stream:
+        ctx = ForEachStreamingContext()
+
+        async def run_all_crews() -> None:
+            try:
+                streaming_outputs: list[CrewStreamingOutput] = []
+                for i, crew_copy in enumerate(crew_copies):
+                    streaming = await kickoff_fn(crew_copy, inputs[i])
+                    if isinstance(streaming, CrewStreamingOutput):
+                        streaming_outputs.append(streaming)
+
+                async def consume_stream(
+                    stream_output: CrewStreamingOutput,
+                ) -> CrewOutput:
+                    async for chunk in stream_output:
+                        if (
+                            ctx.state.async_queue is not None
+                            and ctx.state.loop is not None
+                        ):
+                            ctx.state.loop.call_soon_threadsafe(
+                                ctx.state.async_queue.put_nowait, chunk
+                            )
+                    return stream_output.result
+
+                crew_results = await asyncio.gather(
+                    *[consume_stream(s) for s in streaming_outputs]
+                )
+                ctx.result_holder[0] = list(crew_results)
+            except Exception as e:
+                signal_error(ctx.state, e, is_async=True)
+            finally:
+                signal_end(ctx.state, is_async=True)
+
+        streaming_output = CrewStreamingOutput(
+            async_iterator=create_async_chunk_generator(
+                ctx.state, run_all_crews, ctx.output_holder
+            )
+        )
+
+        def set_results_wrapper(result: Any) -> None:
+            streaming_output._set_results(result)
+
+        streaming_output._set_result = set_results_wrapper  # type: ignore[method-assign]
+        ctx.output_holder.append(streaming_output)
+
+        return streaming_output
+
+    async_tasks: list[asyncio.Task[CrewOutput | CrewStreamingOutput]] = [
+        asyncio.create_task(kickoff_fn(crew_copy, input_data))
+        for crew_copy, input_data in zip(crew_copies, inputs, strict=True)
+    ]
+
+    results = await asyncio.gather(*async_tasks)
+
+    total_usage_metrics = UsageMetrics()
+    for crew_copy in crew_copies:
+        if crew_copy.usage_metrics:
+            total_usage_metrics.add_usage_metrics(crew_copy.usage_metrics)
+    crew.usage_metrics = total_usage_metrics
+
+    crew._task_output_handler.reset()
+    return list(results)

lib/crewai/src/crewai/events/event_listener.py

@@ -140,7 +140,9 @@ class EventListener(BaseEventListener):
         def on_crew_started(source: Any, event: CrewKickoffStartedEvent) -> None:
             with self._crew_tree_lock:
                 self.formatter.create_crew_tree(event.crew_name or "Crew", source.id)
-                self._telemetry.crew_execution_span(source, event.inputs)
+                source._execution_span = self._telemetry.crew_execution_span(
+                    source, event.inputs
+                )
                 self._crew_tree_lock.notify_all()
 
         @crewai_event_bus.on(CrewKickoffCompletedEvent)

lib/crewai/src/crewai/flow/flow.py

@@ -1032,6 +1032,20 @@ class Flow(Generic[T], metaclass=FlowMeta):
         finally:
             detach(flow_token)
 
+    async def akickoff(
+        self, inputs: dict[str, Any] | None = None
+    ) -> Any | FlowStreamingOutput:
+        """Native async method to start the flow execution. Alias for kickoff_async.
+
+
+        Args:
+            inputs: Optional dictionary containing input values and/or a state ID for restoration.
+
+        Returns:
+            The final output from the flow, which is the result of the last executed method.
+        """
+        return await self.kickoff_async(inputs)
+
     async def _execute_start_method(self, start_method_name: FlowMethodName) -> None:
         """Executes a flow's start method and its triggered listeners.
 

lib/crewai/src/crewai/hooks/llm_hooks.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import TYPE_CHECKING
+from typing import TYPE_CHECKING, Any, cast
 
 from crewai.events.event_listener import event_listener
 from crewai.hooks.types import AfterLLMCallHookType, BeforeLLMCallHookType
@@ -9,17 +9,22 @@ from crewai.utilities.printer import Printer
 
 if TYPE_CHECKING:
     from crewai.agents.crew_agent_executor import CrewAgentExecutor
+    from crewai.lite_agent import LiteAgent
+    from crewai.llms.base_llm import BaseLLM
+    from crewai.utilities.types import LLMMessage
 
 
 class LLMCallHookContext:
-    """Context object passed to LLM call hooks with full executor access.
+    """Context object passed to LLM call hooks.
 
-    Provides hooks with complete access to the executor state, allowing
+    Provides hooks with complete access to the execution state, allowing
     modification of messages, responses, and executor attributes.
 
+    Supports both executor-based calls (agents in crews/flows) and direct LLM calls.
+
     Attributes:
-        executor: Full reference to the CrewAgentExecutor instance
-        messages: Direct reference to executor.messages (mutable list).
+        executor: Reference to the executor (CrewAgentExecutor/LiteAgent) or None for direct calls
+        messages: Direct reference to messages (mutable list).
             Can be modified in both before_llm_call and after_llm_call hooks.
             Modifications in after_llm_call hooks persist to the next iteration,
             allowing hooks to modify conversation history for subsequent LLM calls.
@@ -27,33 +32,75 @@ class LLMCallHookContext:
             Do NOT replace the list (e.g., context.messages = []), as this will break
             the executor. Use context.messages.append() or context.messages.extend()
             instead of assignment.
-        agent: Reference to the agent executing the task
-        task: Reference to the task being executed
-        crew: Reference to the crew instance
+        agent: Reference to the agent executing the task (None for direct LLM calls)
+        task: Reference to the task being executed (None for direct LLM calls or LiteAgent)
+        crew: Reference to the crew instance (None for direct LLM calls or LiteAgent)
         llm: Reference to the LLM instance
-        iterations: Current iteration count
+        iterations: Current iteration count (0 for direct LLM calls)
         response: LLM response string (only set for after_llm_call hooks).
             Can be modified by returning a new string from after_llm_call hook.
     """
 
+    executor: CrewAgentExecutor | LiteAgent | None
+    messages: list[LLMMessage]
+    agent: Any
+    task: Any
+    crew: Any
+    llm: BaseLLM | None | str | Any
+    iterations: int
+    response: str | None
+
     def __init__(
         self,
-        executor: CrewAgentExecutor,
+        executor: CrewAgentExecutor | LiteAgent | None = None,
         response: str | None = None,
+        messages: list[LLMMessage] | None = None,
+        llm: BaseLLM | str | Any | None = None,  # TODO: look into
+        agent: Any | None = None,
+        task: Any | None = None,
+        crew: Any | None = None,
     ) -> None:
-        """Initialize hook context with executor reference.
+        """Initialize hook context with executor reference or direct parameters.
 
         Args:
-            executor: The CrewAgentExecutor instance
+            executor: The CrewAgentExecutor or LiteAgent instance (None for direct LLM calls)
             response: Optional response string (for after_llm_call hooks)
+            messages: Optional messages list (for direct LLM calls when executor is None)
+            llm: Optional LLM instance (for direct LLM calls when executor is None)
+            agent: Optional agent reference (for direct LLM calls when executor is None)
+            task: Optional task reference (for direct LLM calls when executor is None)
+            crew: Optional crew reference (for direct LLM calls when executor is None)
         """
-        self.executor = executor
-        self.messages = executor.messages
-        self.agent = executor.agent
-        self.task = executor.task
-        self.crew = executor.crew
-        self.llm = executor.llm
-        self.iterations = executor.iterations
+        if executor is not None:
+            # Existing path: extract from executor
+            self.executor = executor
+            self.messages = executor.messages
+            self.llm = executor.llm
+            self.iterations = executor.iterations
+            # Handle CrewAgentExecutor vs LiteAgent differences
+            if hasattr(executor, "agent"):
+                self.agent = executor.agent
+                self.task = cast("CrewAgentExecutor", executor).task
+                self.crew = cast("CrewAgentExecutor", executor).crew
+            else:
+                # LiteAgent case - is the agent itself, doesn't have task/crew
+                self.agent = (
+                    executor.original_agent
+                    if hasattr(executor, "original_agent")
+                    else executor
+                )
+                self.task = None
+                self.crew = None
+        else:
+            # New path: direct LLM call with explicit parameters
+            self.executor = None
+            self.messages = messages or []
+            self.llm = llm
+            self.agent = agent
+            self.task = task
+            self.crew = crew
+            self.iterations = 0
+
         self.response = response
 
     def request_human_input(

lib/crewai/src/crewai/knowledge/knowledge.py

@@ -32,8 +32,8 @@ class Knowledge(BaseModel):
         sources: list[BaseKnowledgeSource],
         embedder: EmbedderConfig | None = None,
         storage: KnowledgeStorage | None = None,
-        **data,
-    ):
+        **data: object,
+    ) -> None:
         super().__init__(**data)
         if storage:
             self.storage = storage
@@ -75,3 +75,44 @@ class Knowledge(BaseModel):
             self.storage.reset()
         else:
             raise ValueError("Storage is not initialized.")
+
+    async def aquery(
+        self, query: list[str], results_limit: int = 5, score_threshold: float = 0.6
+    ) -> list[SearchResult]:
+        """Query across all knowledge sources asynchronously.
+
+        Args:
+            query: List of query strings.
+            results_limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            The top results matching the query.
+
+        Raises:
+            ValueError: If storage is not initialized.
+        """
+        if self.storage is None:
+            raise ValueError("Storage is not initialized.")
+
+        return await self.storage.asearch(
+            query,
+            limit=results_limit,
+            score_threshold=score_threshold,
+        )
+
+    async def aadd_sources(self) -> None:
+        """Add all knowledge sources to storage asynchronously."""
+        try:
+            for source in self.sources:
+                source.storage = self.storage
+                await source.aadd()
+        except Exception as e:
+            raise e
+
+    async def areset(self) -> None:
+        """Reset the knowledge base asynchronously."""
+        if self.storage:
+            await self.storage.areset()
+        else:
+            raise ValueError("Storage is not initialized.")

lib/crewai/src/crewai/knowledge/source/base_file_knowledge_source.py

@@ -1,5 +1,6 @@
 from abc import ABC, abstractmethod
 from pathlib import Path
+from typing import Any
 
 from pydantic import Field, field_validator
 
@@ -25,7 +26,10 @@ class BaseFileKnowledgeSource(BaseKnowledgeSource, ABC):
     safe_file_paths: list[Path] = Field(default_factory=list)
 
     @field_validator("file_path", "file_paths", mode="before")
-    def validate_file_path(cls, v, info):  # noqa: N805
+    @classmethod
+    def validate_file_path(
+        cls, v: Path | list[Path] | str | list[str] | None, info: Any
+    ) -> Path | list[Path] | str | list[str] | None:
         """Validate that at least one of file_path or file_paths is provided."""
         # Single check if both are None, O(1) instead of nested conditions
         if (
@@ -38,7 +42,7 @@ class BaseFileKnowledgeSource(BaseKnowledgeSource, ABC):
             raise ValueError("Either file_path or file_paths must be provided")
         return v
 
-    def model_post_init(self, _):
+    def model_post_init(self, _: Any) -> None:
         """Post-initialization method to load content."""
         self.safe_file_paths = self._process_file_paths()
         self.validate_content()
@@ -48,7 +52,7 @@ class BaseFileKnowledgeSource(BaseKnowledgeSource, ABC):
     def load_content(self) -> dict[Path, str]:
         """Load and preprocess file content. Should be overridden by subclasses. Assume that the file path is relative to the project root in the knowledge directory."""
 
-    def validate_content(self):
+    def validate_content(self) -> None:
         """Validate the paths."""
         for path in self.safe_file_paths:
             if not path.exists():
@@ -65,13 +69,20 @@ class BaseFileKnowledgeSource(BaseKnowledgeSource, ABC):
                     color="red",
                 )
 
-    def _save_documents(self):
+    def _save_documents(self) -> None:
         """Save the documents to the storage."""
         if self.storage:
             self.storage.save(self.chunks)
         else:
             raise ValueError("No storage found to save documents.")
 
+    async def _asave_documents(self) -> None:
+        """Save the documents to the storage asynchronously."""
+        if self.storage:
+            await self.storage.asave(self.chunks)
+        else:
+            raise ValueError("No storage found to save documents.")
+
     def convert_to_path(self, path: Path | str) -> Path:
         """Convert a path to a Path object."""
         return Path(KNOWLEDGE_DIRECTORY + "/" + path) if isinstance(path, str) else path

lib/crewai/src/crewai/knowledge/source/base_knowledge_source.py

@@ -39,12 +39,32 @@ class BaseKnowledgeSource(BaseModel, ABC):
             for i in range(0, len(text), self.chunk_size - self.chunk_overlap)
         ]
 
-    def _save_documents(self):
-        """
-        Save the documents to the storage.
+    def _save_documents(self) -> None:
+        """Save the documents to the storage.
+
         This method should be called after the chunks and embeddings are generated.
+
+        Raises:
+            ValueError: If no storage is configured.
         """
         if self.storage:
             self.storage.save(self.chunks)
         else:
             raise ValueError("No storage found to save documents.")
+
+    @abstractmethod
+    async def aadd(self) -> None:
+        """Process content, chunk it, compute embeddings, and save them asynchronously."""
+
+    async def _asave_documents(self) -> None:
+        """Save the documents to the storage asynchronously.
+
+        This method should be called after the chunks and embeddings are generated.
+
+        Raises:
+            ValueError: If no storage is configured.
+        """
+        if self.storage:
+            await self.storage.asave(self.chunks)
+        else:
+            raise ValueError("No storage found to save documents.")

lib/crewai/src/crewai/knowledge/source/crew_docling_source.py

@@ -2,27 +2,24 @@ from __future__ import annotations
 
 from collections.abc import Iterator
 from pathlib import Path
+from typing import TYPE_CHECKING, Any
 from urllib.parse import urlparse
 
 
 try:
-    from docling.datamodel.base_models import (  # type: ignore[import-not-found]
-        InputFormat,
-    )
-    from docling.document_converter import (  # type: ignore[import-not-found]
-        DocumentConverter,
-    )
-    from docling.exceptions import ConversionError  # type: ignore[import-not-found]
-    from docling_core.transforms.chunker.hierarchical_chunker import (  # type: ignore[import-not-found]
-        HierarchicalChunker,
-    )
-    from docling_core.types.doc.document import (  # type: ignore[import-not-found]
-        DoclingDocument,
-    )
+    from docling.datamodel.base_models import InputFormat
+    from docling.document_converter import DocumentConverter
+    from docling.exceptions import ConversionError
+    from docling_core.transforms.chunker.hierarchical_chunker import HierarchicalChunker
+    from docling_core.types.doc.document import DoclingDocument
 
     DOCLING_AVAILABLE = True
 except ImportError:
     DOCLING_AVAILABLE = False
+    # Provide type stubs for when docling is not available
+    if TYPE_CHECKING:
+        from docling.document_converter import DocumentConverter
+        from docling_core.types.doc.document import DoclingDocument
 
 from pydantic import Field
 
@@ -32,11 +29,13 @@ from crewai.utilities.logger import Logger
 
 
 class CrewDoclingSource(BaseKnowledgeSource):
-    """Default Source class for converting documents to markdown or json
-    This will auto support PDF, DOCX, and TXT, XLSX, Images, and HTML files without any additional dependencies and follows the docling package as the source of truth.
+    """Default Source class for converting documents to markdown or json.
+
+    This will auto support PDF, DOCX, and TXT, XLSX, Images, and HTML files without
+    any additional dependencies and follows the docling package as the source of truth.
     """
 
-    def __init__(self, *args, **kwargs):
+    def __init__(self, *args: Any, **kwargs: Any) -> None:
         if not DOCLING_AVAILABLE:
             raise ImportError(
                 "The docling package is required to use CrewDoclingSource. "
@@ -66,7 +65,7 @@ class CrewDoclingSource(BaseKnowledgeSource):
         )
     )
 
-    def model_post_init(self, _) -> None:
+    def model_post_init(self, _: Any) -> None:
         if self.file_path:
             self._logger.log(
                 "warning",
@@ -99,6 +98,15 @@ class CrewDoclingSource(BaseKnowledgeSource):
             self.chunks.extend(list(new_chunks_iterable))
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add docling content asynchronously."""
+        if self.content is None:
+            return
+        for doc in self.content:
+            new_chunks_iterable = self._chunk_doc(doc)
+            self.chunks.extend(list(new_chunks_iterable))
+        await self._asave_documents()
+
     def _convert_source_to_docling_documents(self) -> list[DoclingDocument]:
         conv_results_iter = self.document_converter.convert_all(self.safe_file_paths)
         return [result.document for result in conv_results_iter]

lib/crewai/src/crewai/knowledge/source/csv_knowledge_source.py

@@ -31,6 +31,15 @@ class CSVKnowledgeSource(BaseFileKnowledgeSource):
         self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add CSV file content asynchronously."""
+        content_str = (
+            str(self.content) if isinstance(self.content, dict) else self.content
+        )
+        new_chunks = self._chunk_text(content_str)
+        self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/source/excel_knowledge_source.py

@@ -1,4 +1,6 @@
 from pathlib import Path
+from types import ModuleType
+from typing import Any
 
 from pydantic import Field, field_validator
 
@@ -26,7 +28,10 @@ class ExcelKnowledgeSource(BaseKnowledgeSource):
     safe_file_paths: list[Path] = Field(default_factory=list)
 
     @field_validator("file_path", "file_paths", mode="before")
-    def validate_file_path(cls, v, info):  # noqa: N805
+    @classmethod
+    def validate_file_path(
+        cls, v: Path | list[Path] | str | list[str] | None, info: Any
+    ) -> Path | list[Path] | str | list[str] | None:
         """Validate that at least one of file_path or file_paths is provided."""
         # Single check if both are None, O(1) instead of nested conditions
         if (
@@ -69,7 +74,7 @@ class ExcelKnowledgeSource(BaseKnowledgeSource):
 
         return [self.convert_to_path(path) for path in path_list]
 
-    def validate_content(self):
+    def validate_content(self) -> None:
         """Validate the paths."""
         for path in self.safe_file_paths:
             if not path.exists():
@@ -86,7 +91,7 @@ class ExcelKnowledgeSource(BaseKnowledgeSource):
                     color="red",
                 )
 
-    def model_post_init(self, _) -> None:
+    def model_post_init(self, _: Any) -> None:
         if self.file_path:
             self._logger.log(
                 "warning",
@@ -128,12 +133,12 @@ class ExcelKnowledgeSource(BaseKnowledgeSource):
         """Convert a path to a Path object."""
         return Path(KNOWLEDGE_DIRECTORY + "/" + path) if isinstance(path, str) else path
 
-    def _import_dependencies(self):
+    def _import_dependencies(self) -> ModuleType:
         """Dynamically import dependencies."""
         try:
-            import pandas as pd  # type: ignore[import-untyped,import-not-found]
+            import pandas as pd  # type: ignore[import-untyped]
 
-            return pd
+            return pd  # type: ignore[no-any-return]
         except ImportError as e:
             missing_package = str(e).split()[-1]
             raise ImportError(
@@ -159,6 +164,20 @@ class ExcelKnowledgeSource(BaseKnowledgeSource):
         self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add Excel file content asynchronously."""
+        content_str = ""
+        for value in self.content.values():
+            if isinstance(value, dict):
+                for sheet_value in value.values():
+                    content_str += str(sheet_value) + "\n"
+            else:
+                content_str += str(value) + "\n"
+
+        new_chunks = self._chunk_text(content_str)
+        self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/source/json_knowledge_source.py

@@ -44,6 +44,15 @@ class JSONKnowledgeSource(BaseFileKnowledgeSource):
         self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add JSON file content asynchronously."""
+        content_str = (
+            str(self.content) if isinstance(self.content, dict) else self.content
+        )
+        new_chunks = self._chunk_text(content_str)
+        self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/source/pdf_knowledge_source.py

@@ -1,4 +1,5 @@
 from pathlib import Path
+from types import ModuleType
 
 from crewai.knowledge.source.base_file_knowledge_source import BaseFileKnowledgeSource
 
@@ -23,7 +24,7 @@ class PDFKnowledgeSource(BaseFileKnowledgeSource):
             content[path] = text
         return content
 
-    def _import_pdfplumber(self):
+    def _import_pdfplumber(self) -> ModuleType:
         """Dynamically import pdfplumber."""
         try:
             import pdfplumber
@@ -44,6 +45,13 @@ class PDFKnowledgeSource(BaseFileKnowledgeSource):
             self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add PDF file content asynchronously."""
+        for text in self.content.values():
+            new_chunks = self._chunk_text(text)
+            self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/source/string_knowledge_source.py

@@ -1,3 +1,5 @@
+from typing import Any
+
 from pydantic import Field
 
 from crewai.knowledge.source.base_knowledge_source import BaseKnowledgeSource
@@ -9,11 +11,11 @@ class StringKnowledgeSource(BaseKnowledgeSource):
     content: str = Field(...)
     collection_name: str | None = Field(default=None)
 
-    def model_post_init(self, _):
+    def model_post_init(self, _: Any) -> None:
         """Post-initialization method to validate content."""
         self.validate_content()
 
-    def validate_content(self):
+    def validate_content(self) -> None:
         """Validate string content."""
         if not isinstance(self.content, str):
             raise ValueError("StringKnowledgeSource only accepts string content")
@@ -24,6 +26,12 @@ class StringKnowledgeSource(BaseKnowledgeSource):
         self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add string content asynchronously."""
+        new_chunks = self._chunk_text(self.content)
+        self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/source/text_file_knowledge_source.py

@@ -25,6 +25,13 @@ class TextFileKnowledgeSource(BaseFileKnowledgeSource):
             self.chunks.extend(new_chunks)
         self._save_documents()
 
+    async def aadd(self) -> None:
+        """Add text file content asynchronously."""
+        for text in self.content.values():
+            new_chunks = self._chunk_text(text)
+            self.chunks.extend(new_chunks)
+        await self._asave_documents()
+
     def _chunk_text(self, text: str) -> list[str]:
         """Utility method to split text into chunks."""
         return [

lib/crewai/src/crewai/knowledge/storage/base_knowledge_storage.py

@@ -21,10 +21,28 @@ class BaseKnowledgeStorage(ABC):
     ) -> list[SearchResult]:
         """Search for documents in the knowledge base."""
 
+    @abstractmethod
+    async def asearch(
+        self,
+        query: list[str],
+        limit: int = 5,
+        metadata_filter: dict[str, Any] | None = None,
+        score_threshold: float = 0.6,
+    ) -> list[SearchResult]:
+        """Search for documents in the knowledge base asynchronously."""
+
     @abstractmethod
     def save(self, documents: list[str]) -> None:
         """Save documents to the knowledge base."""
 
+    @abstractmethod
+    async def asave(self, documents: list[str]) -> None:
+        """Save documents to the knowledge base asynchronously."""
+
     @abstractmethod
     def reset(self) -> None:
         """Reset the knowledge base."""
+
+    @abstractmethod
+    async def areset(self) -> None:
+        """Reset the knowledge base asynchronously."""

lib/crewai/src/crewai/knowledge/storage/knowledge_storage.py

@@ -25,8 +25,8 @@ class KnowledgeStorage(BaseKnowledgeStorage):
     def __init__(
         self,
         embedder: ProviderSpec
-        | BaseEmbeddingsProvider
-        | type[BaseEmbeddingsProvider]
+        | BaseEmbeddingsProvider[Any]
+        | type[BaseEmbeddingsProvider[Any]]
         | None = None,
         collection_name: str | None = None,
     ) -> None:
@@ -127,3 +127,96 @@ class KnowledgeStorage(BaseKnowledgeStorage):
                 ) from e
             Logger(verbose=True).log("error", f"Failed to upsert documents: {e}", "red")
             raise
+
+    async def asearch(
+        self,
+        query: list[str],
+        limit: int = 5,
+        metadata_filter: dict[str, Any] | None = None,
+        score_threshold: float = 0.6,
+    ) -> list[SearchResult]:
+        """Search for documents in the knowledge base asynchronously.
+
+        Args:
+            query: List of query strings.
+            limit: Maximum number of results to return.
+            metadata_filter: Optional metadata filter for the search.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of search results.
+        """
+        try:
+            if not query:
+                raise ValueError("Query cannot be empty")
+
+            client = self._get_client()
+            collection_name = (
+                f"knowledge_{self.collection_name}"
+                if self.collection_name
+                else "knowledge"
+            )
+            query_text = " ".join(query) if len(query) > 1 else query[0]
+
+            return await client.asearch(
+                collection_name=collection_name,
+                query=query_text,
+                limit=limit,
+                metadata_filter=metadata_filter,
+                score_threshold=score_threshold,
+            )
+        except Exception as e:
+            logging.error(
+                f"Error during knowledge search: {e!s}\n{traceback.format_exc()}"
+            )
+            return []
+
+    async def asave(self, documents: list[str]) -> None:
+        """Save documents to the knowledge base asynchronously.
+
+        Args:
+            documents: List of document strings to save.
+        """
+        try:
+            client = self._get_client()
+            collection_name = (
+                f"knowledge_{self.collection_name}"
+                if self.collection_name
+                else "knowledge"
+            )
+            await client.aget_or_create_collection(collection_name=collection_name)
+
+            rag_documents: list[BaseRecord] = [{"content": doc} for doc in documents]
+
+            await client.aadd_documents(
+                collection_name=collection_name, documents=rag_documents
+            )
+        except Exception as e:
+            if "dimension mismatch" in str(e).lower():
+                Logger(verbose=True).log(
+                    "error",
+                    "Embedding dimension mismatch. This usually happens when mixing different embedding models. Try resetting the collection using `crewai reset-memories -a`",
+                    "red",
+                )
+                raise ValueError(
+                    "Embedding dimension mismatch. Make sure you're using the same embedding model "
+                    "across all operations with this collection."
+                    "Try resetting the collection using `crewai reset-memories -a`"
+                ) from e
+            Logger(verbose=True).log("error", f"Failed to upsert documents: {e}", "red")
+            raise
+
+    async def areset(self) -> None:
+        """Reset the knowledge base asynchronously."""
+        try:
+            client = self._get_client()
+            collection_name = (
+                f"knowledge_{self.collection_name}"
+                if self.collection_name
+                else "knowledge"
+            )
+            await client.adelete_collection(collection_name=collection_name)
+        except Exception as e:
+            logging.error(
+                f"Error during knowledge reset: {e!s}\n{traceback.format_exc()}"
+            )

lib/crewai/src/crewai/lite_agent.py

@@ -38,6 +38,8 @@ from crewai.events.types.agent_events import (
 )
 from crewai.events.types.logging_events import AgentLogsExecutionEvent
 from crewai.flow.flow_trackable import FlowTrackable
+from crewai.hooks.llm_hooks import get_after_llm_call_hooks, get_before_llm_call_hooks
+from crewai.hooks.types import AfterLLMCallHookType, BeforeLLMCallHookType
 from crewai.lite_agent_output import LiteAgentOutput
 from crewai.llm import LLM
 from crewai.llms.base_llm import BaseLLM
@@ -155,6 +157,12 @@ class LiteAgent(FlowTrackable, BaseModel):
     _guardrail: GuardrailCallable | None = PrivateAttr(default=None)
     _guardrail_retry_count: int = PrivateAttr(default=0)
     _callbacks: list[TokenCalcHandler] = PrivateAttr(default_factory=list)
+    _before_llm_call_hooks: list[BeforeLLMCallHookType] = PrivateAttr(
+        default_factory=get_before_llm_call_hooks
+    )
+    _after_llm_call_hooks: list[AfterLLMCallHookType] = PrivateAttr(
+        default_factory=get_after_llm_call_hooks
+    )
 
     @model_validator(mode="after")
     def setup_llm(self) -> Self:
@@ -246,6 +254,26 @@ class LiteAgent(FlowTrackable, BaseModel):
         """Return the original role for compatibility with tool interfaces."""
         return self.role
 
+    @property
+    def before_llm_call_hooks(self) -> list[BeforeLLMCallHookType]:
+        """Get the before_llm_call hooks for this agent."""
+        return self._before_llm_call_hooks
+
+    @property
+    def after_llm_call_hooks(self) -> list[AfterLLMCallHookType]:
+        """Get the after_llm_call hooks for this agent."""
+        return self._after_llm_call_hooks
+
+    @property
+    def messages(self) -> list[LLMMessage]:
+        """Get the messages list for hook context compatibility."""
+        return self._messages
+
+    @property
+    def iterations(self) -> int:
+        """Get the current iteration count for hook context compatibility."""
+        return self._iterations
+
     def kickoff(
         self,
         messages: str | list[LLMMessage],
@@ -504,7 +532,7 @@ class LiteAgent(FlowTrackable, BaseModel):
             AgentFinish: The final result of the agent execution.
         """
         # Execute the agent loop
-        formatted_answer = None
+        formatted_answer: AgentAction | AgentFinish | None = None
         while not isinstance(formatted_answer, AgentFinish):
             try:
                 if has_reached_max_iterations(self._iterations, self.max_iterations):
@@ -526,6 +554,7 @@ class LiteAgent(FlowTrackable, BaseModel):
                         callbacks=self._callbacks,
                         printer=self._printer,
                         from_agent=self,
+                        executor_context=self,
                     )
 
                 except Exception as e:

lib/crewai/src/crewai/llm.py

@@ -67,6 +67,7 @@ if TYPE_CHECKING:
 
     from crewai.agent.core import Agent
     from crewai.llms.hooks.base import BaseInterceptor
+    from crewai.llms.providers.anthropic.completion import AnthropicThinkingConfig
     from crewai.task import Task
     from crewai.tools.base_tool import BaseTool
     from crewai.utilities.types import LLMMessage
@@ -585,6 +586,7 @@ class LLM(BaseLLM):
         reasoning_effort: Literal["none", "low", "medium", "high"] | None = None,
         stream: bool = False,
         interceptor: BaseInterceptor[httpx.Request, httpx.Response] | None = None,
+        thinking: AnthropicThinkingConfig | dict[str, Any] | None = None,
         **kwargs: Any,
     ) -> None:
         """Initialize LLM instance.
@@ -1642,6 +1644,10 @@ class LLM(BaseLLM):
                 if message.get("role") == "system":
                     msg_role: Literal["assistant"] = "assistant"
                     message["role"] = msg_role
+
+        if not self._invoke_before_llm_call_hooks(messages, from_agent):
+            raise ValueError("LLM call blocked by before_llm_call hook")
+
         # --- 5) Set up callbacks if provided
         with suppress_warnings():
             if callbacks and len(callbacks) > 0:
@@ -1651,7 +1657,16 @@ class LLM(BaseLLM):
                 params = self._prepare_completion_params(messages, tools)
                 # --- 7) Make the completion call and handle response
                 if self.stream:
-                    return self._handle_streaming_response(
+                    result = self._handle_streaming_response(
+                        params=params,
+                        callbacks=callbacks,
+                        available_functions=available_functions,
+                        from_task=from_task,
+                        from_agent=from_agent,
+                        response_model=response_model,
+                    )
+                else:
+                    result = self._handle_non_streaming_response(
                         params=params,
                         callbacks=callbacks,
                         available_functions=available_functions,
@@ -1660,14 +1675,12 @@ class LLM(BaseLLM):
                         response_model=response_model,
                     )
 
-                return self._handle_non_streaming_response(
-                    params=params,
-                    callbacks=callbacks,
-                    available_functions=available_functions,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                    response_model=response_model,
-                )
+                if isinstance(result, str):
+                    result = self._invoke_after_llm_call_hooks(
+                        messages, result, from_agent
+                    )
+
+                return result
             except LLMContextLengthExceededError:
                 # Re-raise LLMContextLengthExceededError as it should be handled
                 # by the CrewAgentExecutor._invoke_loop method, which can then decide

lib/crewai/src/crewai/llms/base_llm.py

@@ -314,7 +314,7 @@ class BaseLLM(ABC):
         call_type: LLMCallType,
         from_task: Task | None = None,
         from_agent: Agent | None = None,
-        messages: str | list[dict[str, Any]] | None = None,
+        messages: str | list[LLMMessage] | None = None,
     ) -> None:
         """Emit LLM call completed event."""
         crewai_event_bus.emit(
@@ -586,3 +586,134 @@ class BaseLLM(ABC):
             Dictionary with token usage totals
         """
         return UsageMetrics(**self._token_usage)
+
+    def _invoke_before_llm_call_hooks(
+        self,
+        messages: list[LLMMessage],
+        from_agent: Agent | None = None,
+    ) -> bool:
+        """Invoke before_llm_call hooks for direct LLM calls (no agent context).
+
+        This method should be called by native provider implementations before
+        making the actual LLM call when from_agent is None (direct calls).
+
+        Args:
+            messages: The messages being sent to the LLM
+            from_agent: The agent making the call (None for direct calls)
+
+        Returns:
+            True if LLM call should proceed, False if blocked by hook
+
+        Example:
+            >>> # In a native provider's call() method:
+            >>> if from_agent is None and not self._invoke_before_llm_call_hooks(
+            ...     messages, from_agent
+            ... ):
+            ...     raise ValueError("LLM call blocked by hook")
+        """
+        # Only invoke hooks for direct calls (no agent context)
+        if from_agent is not None:
+            return True
+
+        from crewai.hooks.llm_hooks import (
+            LLMCallHookContext,
+            get_before_llm_call_hooks,
+        )
+        from crewai.utilities.printer import Printer
+
+        before_hooks = get_before_llm_call_hooks()
+        if not before_hooks:
+            return True
+
+        hook_context = LLMCallHookContext(
+            executor=None,
+            messages=messages,
+            llm=self,
+            agent=None,
+            task=None,
+            crew=None,
+        )
+        printer = Printer()
+
+        try:
+            for hook in before_hooks:
+                result = hook(hook_context)
+                if result is False:
+                    printer.print(
+                        content="LLM call blocked by before_llm_call hook",
+                        color="yellow",
+                    )
+                    return False
+        except Exception as e:
+            printer.print(
+                content=f"Error in before_llm_call hook: {e}",
+                color="yellow",
+            )
+
+        return True
+
+    def _invoke_after_llm_call_hooks(
+        self,
+        messages: list[LLMMessage],
+        response: str,
+        from_agent: Agent | None = None,
+    ) -> str:
+        """Invoke after_llm_call hooks for direct LLM calls (no agent context).
+
+        This method should be called by native provider implementations after
+        receiving the LLM response when from_agent is None (direct calls).
+
+        Args:
+            messages: The messages that were sent to the LLM
+            response: The response from the LLM
+            from_agent: The agent that made the call (None for direct calls)
+
+        Returns:
+            The potentially modified response string
+
+        Example:
+            >>> # In a native provider's call() method:
+            >>> if from_agent is None and isinstance(result, str):
+            ...     result = self._invoke_after_llm_call_hooks(
+            ...         messages, result, from_agent
+            ...     )
+        """
+        # Only invoke hooks for direct calls (no agent context)
+        if from_agent is not None or not isinstance(response, str):
+            return response
+
+        from crewai.hooks.llm_hooks import (
+            LLMCallHookContext,
+            get_after_llm_call_hooks,
+        )
+        from crewai.utilities.printer import Printer
+
+        after_hooks = get_after_llm_call_hooks()
+        if not after_hooks:
+            return response
+
+        hook_context = LLMCallHookContext(
+            executor=None,
+            messages=messages,
+            llm=self,
+            agent=None,
+            task=None,
+            crew=None,
+            response=response,
+        )
+        printer = Printer()
+        modified_response = response
+
+        try:
+            for hook in after_hooks:
+                result = hook(hook_context)
+                if result is not None and isinstance(result, str):
+                    modified_response = result
+                    hook_context.response = modified_response
+        except Exception as e:
+            printer.print(
+                content=f"Error in after_llm_call hook: {e}",
+                color="yellow",
+            )
+
+        return modified_response

lib/crewai/src/crewai/llms/providers/anthropic/completion.py

@@ -3,8 +3,9 @@ from __future__ import annotations
 import json
 import logging
 import os
-from typing import TYPE_CHECKING, Any, cast
+from typing import TYPE_CHECKING, Any, Literal, cast
 
+from anthropic.types import ThinkingBlock
 from pydantic import BaseModel
 
 from crewai.events.types.llm_events import LLMCallType
@@ -22,8 +23,7 @@ if TYPE_CHECKING:
 
 try:
     from anthropic import Anthropic, AsyncAnthropic
-    from anthropic.types import Message
-    from anthropic.types.tool_use_block import ToolUseBlock
+    from anthropic.types import Message, TextBlock, ThinkingBlock, ToolUseBlock
     import httpx
 except ImportError:
     raise ImportError(
@@ -31,6 +31,11 @@ except ImportError:
     ) from None
 
 
+class AnthropicThinkingConfig(BaseModel):
+    type: Literal["enabled", "disabled"]
+    budget_tokens: int | None = None
+
+
 class AnthropicCompletion(BaseLLM):
     """Anthropic native completion implementation.
 
@@ -52,6 +57,7 @@ class AnthropicCompletion(BaseLLM):
         stream: bool = False,
         client_params: dict[str, Any] | None = None,
         interceptor: BaseInterceptor[httpx.Request, httpx.Response] | None = None,
+        thinking: AnthropicThinkingConfig | None = None,
         **kwargs: Any,
     ):
         """Initialize Anthropic chat completion client.
@@ -97,6 +103,10 @@ class AnthropicCompletion(BaseLLM):
         self.top_p = top_p
         self.stream = stream
         self.stop_sequences = stop_sequences or []
+        self.thinking = thinking
+        self.previous_thinking_blocks: list[ThinkingBlock] = []
+        # Model-specific settings
+        self.is_claude_3 = "claude-3" in model.lower()
         self.supports_tools = True
 
     @property
@@ -187,6 +197,9 @@ class AnthropicCompletion(BaseLLM):
                 messages
             )
 
+            if not self._invoke_before_llm_call_hooks(formatted_messages, from_agent):
+                raise ValueError("LLM call blocked by before_llm_call hook")
+
             # Prepare completion parameters
             completion_params = self._prepare_completion_params(
                 formatted_messages, system_message, tools
@@ -323,6 +336,12 @@ class AnthropicCompletion(BaseLLM):
         if tools and self.supports_tools:
             params["tools"] = self._convert_tools_for_interference(tools)
 
+        if self.thinking:
+            if isinstance(self.thinking, AnthropicThinkingConfig):
+                params["thinking"] = self.thinking.model_dump()
+            else:
+                params["thinking"] = self.thinking
+
         return params
 
     def _convert_tools_for_interference(
@@ -362,6 +381,34 @@ class AnthropicCompletion(BaseLLM):
 
         return anthropic_tools
 
+    def _extract_thinking_block(
+        self, content_block: Any
+    ) -> ThinkingBlock | dict[str, Any] | None:
+        """Extract and format thinking block from content block.
+
+        Args:
+            content_block: Content block from Anthropic response
+
+        Returns:
+            Dictionary with thinking block data including signature, or None if not a thinking block
+        """
+        if content_block.type == "thinking":
+            thinking_block = {
+                "type": "thinking",
+                "thinking": content_block.thinking,
+            }
+            if hasattr(content_block, "signature"):
+                thinking_block["signature"] = content_block.signature
+            return thinking_block
+        if content_block.type == "redacted_thinking":
+            redacted_block = {"type": "redacted_thinking"}
+            if hasattr(content_block, "thinking"):
+                redacted_block["thinking"] = content_block.thinking
+            if hasattr(content_block, "signature"):
+                redacted_block["signature"] = content_block.signature
+            return redacted_block
+        return None
+
     def _format_messages_for_anthropic(
         self, messages: str | list[LLMMessage]
     ) -> tuple[list[LLMMessage], str | None]:
@@ -371,6 +418,7 @@ class AnthropicCompletion(BaseLLM):
         - System messages are separate from conversation messages
         - Messages must alternate between user and assistant
         - First message must be from user
+        - When thinking is enabled, assistant messages must start with thinking blocks
 
         Args:
             messages: Input messages
@@ -395,8 +443,29 @@ class AnthropicCompletion(BaseLLM):
                     system_message = cast(str, content)
             else:
                 role_str = role if role is not None else "user"
-                content_str = content if content is not None else ""
-                formatted_messages.append({"role": role_str, "content": content_str})
+
+                if isinstance(content, list):
+                    formatted_messages.append({"role": role_str, "content": content})
+                elif (
+                    role_str == "assistant"
+                    and self.thinking
+                    and self.previous_thinking_blocks
+                ):
+                    structured_content = cast(
+                        list[dict[str, Any]],
+                        [
+                            *self.previous_thinking_blocks,
+                            {"type": "text", "text": content if content else ""},
+                        ],
+                    )
+                    formatted_messages.append(
+                        LLMMessage(role=role_str, content=structured_content)
+                    )
+                else:
+                    content_str = content if content is not None else ""
+                    formatted_messages.append(
+                        LLMMessage(role=role_str, content=content_str)
+                    )
 
         # Ensure first message is from user (Anthropic requirement)
         if not formatted_messages:
@@ -446,7 +515,6 @@ class AnthropicCompletion(BaseLLM):
             if tool_uses and tool_uses[0].name == "structured_output":
                 structured_data = tool_uses[0].input
                 structured_json = json.dumps(structured_data)
-
                 self._emit_call_completed_event(
                     response=structured_json,
                     call_type=LLMCallType.LLM_CALL,
@@ -474,15 +542,22 @@ class AnthropicCompletion(BaseLLM):
                     from_agent,
                 )
 
-        # Extract text content
         content = ""
+        thinking_blocks: list[ThinkingBlock] = []
+
         if response.content:
             for content_block in response.content:
                 if hasattr(content_block, "text"):
                     content += content_block.text
+                else:
+                    thinking_block = self._extract_thinking_block(content_block)
+                    if thinking_block:
+                        thinking_blocks.append(cast(ThinkingBlock, thinking_block))
+
+        if thinking_blocks:
+            self.previous_thinking_blocks = thinking_blocks
 
         content = self._apply_stop_words(content)
-
         self._emit_call_completed_event(
             response=content,
             call_type=LLMCallType.LLM_CALL,
@@ -494,7 +569,9 @@ class AnthropicCompletion(BaseLLM):
         if usage.get("total_tokens", 0) > 0:
             logging.info(f"Anthropic API usage: {usage}")
 
-        return content
+        return self._invoke_after_llm_call_hooks(
+            params["messages"], content, from_agent
+        )
 
     def _handle_streaming_completion(
         self,
@@ -535,6 +612,16 @@ class AnthropicCompletion(BaseLLM):
 
             final_message: Message = stream.get_final_message()
 
+        thinking_blocks: list[ThinkingBlock] = []
+        if final_message.content:
+            for content_block in final_message.content:
+                thinking_block = self._extract_thinking_block(content_block)
+                if thinking_block:
+                    thinking_blocks.append(cast(ThinkingBlock, thinking_block))
+
+        if thinking_blocks:
+            self.previous_thinking_blocks = thinking_blocks
+
         usage = self._extract_anthropic_token_usage(final_message)
         self._track_token_usage_internal(usage)
 
@@ -588,7 +675,52 @@ class AnthropicCompletion(BaseLLM):
             messages=params["messages"],
         )
 
-        return full_response
+        return self._invoke_after_llm_call_hooks(
+            params["messages"], full_response, from_agent
+        )
+
+    def _execute_tools_and_collect_results(
+        self,
+        tool_uses: list[ToolUseBlock],
+        available_functions: dict[str, Any],
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> list[dict[str, Any]]:
+        """Execute tools and collect results in Anthropic format.
+
+        Args:
+            tool_uses: List of tool use blocks from Claude's response
+            available_functions: Available functions for tool calling
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Returns:
+            List of tool result dictionaries in Anthropic format
+        """
+        tool_results = []
+
+        for tool_use in tool_uses:
+            function_name = tool_use.name
+            function_args = tool_use.input
+
+            result = self._handle_tool_execution(
+                function_name=function_name,
+                function_args=cast(dict[str, Any], function_args),
+                available_functions=available_functions,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
+
+            tool_result = {
+                "type": "tool_result",
+                "tool_use_id": tool_use.id,
+                "content": str(result)
+                if result is not None
+                else "Tool execution completed",
+            }
+            tool_results.append(tool_result)
+
+        return tool_results
 
     def _handle_tool_use_conversation(
         self,
@@ -607,37 +739,33 @@ class AnthropicCompletion(BaseLLM):
         3. We send tool results back to Claude
         4. Claude processes results and generates final response
         """
-        # Execute all requested tools and collect results
-        tool_results = []
+        tool_results = self._execute_tools_and_collect_results(
+            tool_uses, available_functions, from_task, from_agent
+        )
 
-        for tool_use in tool_uses:
-            function_name = tool_use.name
-            function_args = tool_use.input
-
-            # Execute the tool
-            result = self._handle_tool_execution(
-                function_name=function_name,
-                function_args=function_args,
-                available_functions=available_functions,
-                from_task=from_task,
-                from_agent=from_agent,
-            )
-
-            # Create tool result in Anthropic format
-            tool_result = {
-                "type": "tool_result",
-                "tool_use_id": tool_use.id,
-                "content": str(result)
-                if result is not None
-                else "Tool execution completed",
-            }
-            tool_results.append(tool_result)
-
-        # Prepare follow-up conversation with tool results
         follow_up_params = params.copy()
 
         # Add Claude's tool use response to conversation
-        assistant_message = {"role": "assistant", "content": initial_response.content}
+        assistant_content: list[
+            ThinkingBlock | ToolUseBlock | TextBlock | dict[str, Any]
+        ] = []
+        for block in initial_response.content:
+            thinking_block = self._extract_thinking_block(block)
+            if thinking_block:
+                assistant_content.append(thinking_block)
+            elif block.type == "tool_use":
+                assistant_content.append(
+                    {
+                        "type": "tool_use",
+                        "id": block.id,
+                        "name": block.name,
+                        "input": block.input,
+                    }
+                )
+            elif hasattr(block, "text"):
+                assistant_content.append({"type": "text", "text": block.text})
+
+        assistant_message = {"role": "assistant", "content": assistant_content}
 
         # Add user message with tool results
         user_message = {"role": "user", "content": tool_results}
@@ -656,12 +784,20 @@ class AnthropicCompletion(BaseLLM):
             follow_up_usage = self._extract_anthropic_token_usage(final_response)
             self._track_token_usage_internal(follow_up_usage)
 
-            # Extract final text content
             final_content = ""
+            thinking_blocks: list[ThinkingBlock] = []
+
             if final_response.content:
                 for content_block in final_response.content:
                     if hasattr(content_block, "text"):
                         final_content += content_block.text
+                    else:
+                        thinking_block = self._extract_thinking_block(content_block)
+                        if thinking_block:
+                            thinking_blocks.append(cast(ThinkingBlock, thinking_block))
+
+            if thinking_blocks:
+                self.previous_thinking_blocks = thinking_blocks
 
             final_content = self._apply_stop_words(final_content)
 
@@ -694,7 +830,7 @@ class AnthropicCompletion(BaseLLM):
             logging.error(f"Tool follow-up conversation failed: {e}")
             # Fallback: return the first tool result if follow-up fails
             if tool_results:
-                return tool_results[0]["content"]
+                return cast(str, tool_results[0]["content"])
             raise e
 
     async def _ahandle_completion(
@@ -887,28 +1023,9 @@ class AnthropicCompletion(BaseLLM):
         3. We send tool results back to Claude
         4. Claude processes results and generates final response
         """
-        tool_results = []
-
-        for tool_use in tool_uses:
-            function_name = tool_use.name
-            function_args = tool_use.input
-
-            result = self._handle_tool_execution(
-                function_name=function_name,
-                function_args=function_args,
-                available_functions=available_functions,
-                from_task=from_task,
-                from_agent=from_agent,
-            )
-
-            tool_result = {
-                "type": "tool_result",
-                "tool_use_id": tool_use.id,
-                "content": str(result)
-                if result is not None
-                else "Tool execution completed",
-            }
-            tool_results.append(tool_result)
+        tool_results = self._execute_tools_and_collect_results(
+            tool_uses, available_functions, from_task, from_agent
+        )
 
         follow_up_params = params.copy()
 
@@ -963,7 +1080,7 @@ class AnthropicCompletion(BaseLLM):
 
             logging.error(f"Tool follow-up conversation failed: {e}")
             if tool_results:
-                return tool_results[0]["content"]
+                return cast(str, tool_results[0]["content"])
             raise e
 
     def supports_function_calling(self) -> bool:
@@ -999,7 +1116,8 @@ class AnthropicCompletion(BaseLLM):
         # Default context window size for Claude models
         return int(200000 * CONTEXT_WINDOW_USAGE_RATIO)
 
-    def _extract_anthropic_token_usage(self, response: Message) -> dict[str, Any]:
+    @staticmethod
+    def _extract_anthropic_token_usage(response: Message) -> dict[str, Any]:
         """Extract token usage from Anthropic response."""
         if hasattr(response, "usage") and response.usage:
             usage = response.usage

lib/crewai/src/crewai/llms/providers/azure/completion.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 import json
 import logging
 import os
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING, Any, TypedDict
 
 from pydantic import BaseModel
 from typing_extensions import Self
@@ -18,7 +18,6 @@ from crewai.utilities.types import LLMMessage
 
 if TYPE_CHECKING:
     from crewai.llms.hooks.base import BaseInterceptor
-    from crewai.tools.base_tool import BaseTool
 
 
 try:
@@ -31,6 +30,8 @@ try:
     from azure.ai.inference.models import (
         ChatCompletions,
         ChatCompletionsToolCall,
+        ChatCompletionsToolDefinition,
+        FunctionDefinition,
         JsonSchemaFormat,
         StreamingChatCompletionsUpdate,
     )
@@ -50,6 +51,24 @@ except ImportError:
     ) from None
 
 
+class AzureCompletionParams(TypedDict, total=False):
+    """Type definition for Azure chat completion parameters."""
+
+    messages: list[LLMMessage]
+    stream: bool
+    model_extras: dict[str, Any]
+    response_format: JsonSchemaFormat
+    model: str
+    temperature: float
+    top_p: float
+    frequency_penalty: float
+    presence_penalty: float
+    max_tokens: int
+    stop: list[str]
+    tools: list[ChatCompletionsToolDefinition]
+    tool_choice: str
+
+
 class AzureCompletion(BaseLLM):
     """Azure AI Inference native completion implementation.
 
@@ -156,7 +175,8 @@ class AzureCompletion(BaseLLM):
             and "/openai/deployments/" in self.endpoint
         )
 
-    def _validate_and_fix_endpoint(self, endpoint: str, model: str) -> str:
+    @staticmethod
+    def _validate_and_fix_endpoint(endpoint: str, model: str) -> str:
         """Validate and fix Azure endpoint URL format.
 
         Azure OpenAI endpoints should be in the format:
@@ -179,10 +199,75 @@ class AzureCompletion(BaseLLM):
 
         return endpoint
 
+    def _handle_api_error(
+        self,
+        error: Exception,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> None:
+        """Handle API errors with appropriate logging and events.
+
+        Args:
+            error: The exception that occurred
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Raises:
+            The original exception after logging and emitting events
+        """
+        if isinstance(error, HttpResponseError):
+            if error.status_code == 401:
+                error_msg = "Azure authentication failed. Check your API key."
+            elif error.status_code == 404:
+                error_msg = (
+                    f"Azure endpoint not found. Check endpoint URL: {self.endpoint}"
+                )
+            elif error.status_code == 429:
+                error_msg = "Azure API rate limit exceeded. Please retry later."
+            else:
+                error_msg = (
+                    f"Azure API HTTP error: {error.status_code} - {error.message}"
+                )
+        else:
+            error_msg = f"Azure API call failed: {error!s}"
+
+        logging.error(error_msg)
+        self._emit_call_failed_event(
+            error=error_msg, from_task=from_task, from_agent=from_agent
+        )
+        raise error
+
+    def _handle_completion_error(
+        self,
+        error: Exception,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> None:
+        """Handle completion-specific errors including context length checks.
+
+        Args:
+            error: The exception that occurred
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Raises:
+            LLMContextLengthExceededError if context window exceeded, otherwise the original exception
+        """
+        if is_context_length_exceeded(error):
+            logging.error(f"Context window exceeded: {error}")
+            raise LLMContextLengthExceededError(str(error)) from error
+
+        error_msg = f"Azure API call failed: {error!s}"
+        logging.error(error_msg)
+        self._emit_call_failed_event(
+            error=error_msg, from_task=from_task, from_agent=from_agent
+        )
+        raise error
+
     def call(
         self,
         messages: str | list[LLMMessage],
-        tools: list[dict[str, BaseTool]] | None = None,
+        tools: list[dict[str, Any]] | None = None,
         callbacks: list[Any] | None = None,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
@@ -198,6 +283,7 @@ class AzureCompletion(BaseLLM):
             available_functions: Available functions for tool calling
             from_task: Task that initiated the call
             from_agent: Agent that initiated the call
+            response_model: Response model
 
         Returns:
             Chat completion response or tool call result
@@ -216,6 +302,9 @@ class AzureCompletion(BaseLLM):
             # Format messages for Azure
             formatted_messages = self._format_messages_for_azure(messages)
 
+            if not self._invoke_before_llm_call_hooks(formatted_messages, from_agent):
+                raise ValueError("LLM call blocked by before_llm_call hook")
+
             # Prepare completion parameters
             completion_params = self._prepare_completion_params(
                 formatted_messages, tools, response_model
@@ -239,35 +328,13 @@ class AzureCompletion(BaseLLM):
                 response_model,
             )
 
-        except HttpResponseError as e:
-            if e.status_code == 401:
-                error_msg = "Azure authentication failed. Check your API key."
-            elif e.status_code == 404:
-                error_msg = (
-                    f"Azure endpoint not found. Check endpoint URL: {self.endpoint}"
-                )
-            elif e.status_code == 429:
-                error_msg = "Azure API rate limit exceeded. Please retry later."
-            else:
-                error_msg = f"Azure API HTTP error: {e.status_code} - {e.message}"
-
-            logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise
         except Exception as e:
-            error_msg = f"Azure API call failed: {e!s}"
-            logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise
+            return self._handle_api_error(e, from_task, from_agent)  # type: ignore[func-returns-value]
 
-    async def acall(
+    async def acall(  # type: ignore[return]
         self,
         messages: str | list[LLMMessage],
-        tools: list[dict[str, BaseTool]] | None = None,
+        tools: list[dict[str, Any]] | None = None,
         callbacks: list[Any] | None = None,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
@@ -321,37 +388,15 @@ class AzureCompletion(BaseLLM):
                 response_model,
             )
 
-        except HttpResponseError as e:
-            if e.status_code == 401:
-                error_msg = "Azure authentication failed. Check your API key."
-            elif e.status_code == 404:
-                error_msg = (
-                    f"Azure endpoint not found. Check endpoint URL: {self.endpoint}"
-                )
-            elif e.status_code == 429:
-                error_msg = "Azure API rate limit exceeded. Please retry later."
-            else:
-                error_msg = f"Azure API HTTP error: {e.status_code} - {e.message}"
-
-            logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise
         except Exception as e:
-            error_msg = f"Azure API call failed: {e!s}"
-            logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise
+            self._handle_api_error(e, from_task, from_agent)
 
     def _prepare_completion_params(
         self,
         messages: list[LLMMessage],
         tools: list[dict[str, Any]] | None = None,
         response_model: type[BaseModel] | None = None,
-    ) -> dict[str, Any]:
+    ) -> AzureCompletionParams:
         """Prepare parameters for Azure AI Inference chat completion.
 
         Args:
@@ -362,11 +407,14 @@ class AzureCompletion(BaseLLM):
         Returns:
             Parameters dictionary for Azure API
         """
-        params = {
+        params: AzureCompletionParams = {
             "messages": messages,
             "stream": self.stream,
         }
 
+        if self.stream:
+            params["model_extras"] = {"stream_options": {"include_usage": True}}
+
         if response_model and self.is_openai_model:
             model_description = generate_model_description(response_model)
             json_schema_info = model_description["json_schema"]
@@ -409,37 +457,42 @@ class AzureCompletion(BaseLLM):
 
         if drop_params and isinstance(additional_drop_params, list):
             for drop_param in additional_drop_params:
-                params.pop(drop_param, None)
+                if isinstance(drop_param, str):
+                    params.pop(drop_param, None)  # type: ignore[misc]
 
         return params
 
-    def _convert_tools_for_interference(
+    def _convert_tools_for_interference(  # type: ignore[override]
         self, tools: list[dict[str, Any]]
-    ) -> list[dict[str, Any]]:
-        """Convert CrewAI tool format to Azure OpenAI function calling format."""
+    ) -> list[ChatCompletionsToolDefinition]:
+        """Convert CrewAI tool format to Azure OpenAI function calling format.
 
+        Args:
+            tools: List of CrewAI tool definitions
+
+        Returns:
+            List of Azure ChatCompletionsToolDefinition objects
+        """
         from crewai.llms.providers.utils.common import safe_tool_conversion
 
-        azure_tools = []
+        azure_tools: list[ChatCompletionsToolDefinition] = []
 
         for tool in tools:
             name, description, parameters = safe_tool_conversion(tool, "Azure")
 
-            azure_tool = {
-                "type": "function",
-                "function": {
-                    "name": name,
-                    "description": description,
-                },
-            }
+            function_def = FunctionDefinition(
+                name=name,
+                description=description,
+                parameters=parameters
+                if isinstance(parameters, dict)
+                else dict(parameters)
+                if parameters
+                else None,
+            )
 
-            if parameters:
-                if isinstance(parameters, dict):
-                    azure_tool["function"]["parameters"] = parameters  # type: ignore
-                else:
-                    azure_tool["function"]["parameters"] = dict(parameters)
+            tool_def = ChatCompletionsToolDefinition(function=function_def)
 
-            azure_tools.append(azure_tool)
+            azure_tools.append(tool_def)
 
         return azure_tools
 
@@ -468,144 +521,239 @@ class AzureCompletion(BaseLLM):
 
         return azure_messages
 
-    def _handle_completion(
+    def _validate_and_emit_structured_output(
         self,
-        params: dict[str, Any],
-        available_functions: dict[str, Any] | None = None,
+        content: str,
+        response_model: type[BaseModel],
+        params: AzureCompletionParams,
         from_task: Any | None = None,
         from_agent: Any | None = None,
-        response_model: type[BaseModel] | None = None,
-    ) -> str | Any:
-        """Handle non-streaming chat completion."""
-        # Make API call
+    ) -> str:
+        """Validate content against response model and emit completion event.
+
+        Args:
+            content: Response content to validate
+            response_model: Pydantic model for validation
+            params: Completion parameters containing messages
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Returns:
+            Validated and serialized JSON string
+
+        Raises:
+            ValueError: If validation fails
+        """
         try:
-            response: ChatCompletions = self.client.complete(**params)
+            structured_data = response_model.model_validate_json(content)
+            structured_json = structured_data.model_dump_json()
 
-            if not response.choices:
-                raise ValueError("No choices returned from Azure API")
-
-            choice = response.choices[0]
-            message = choice.message
-
-            # Extract and track token usage
-            usage = self._extract_azure_token_usage(response)
-            self._track_token_usage_internal(usage)
-
-            if response_model and self.is_openai_model:
-                content = message.content or ""
-                try:
-                    structured_data = response_model.model_validate_json(content)
-                    structured_json = structured_data.model_dump_json()
-
-                    self._emit_call_completed_event(
-                        response=structured_json,
-                        call_type=LLMCallType.LLM_CALL,
-                        from_task=from_task,
-                        from_agent=from_agent,
-                        messages=params["messages"],
-                    )
-
-                    return structured_json
-                except Exception as e:
-                    error_msg = f"Failed to validate structured output with model {response_model.__name__}: {e}"
-                    logging.error(error_msg)
-                    raise ValueError(error_msg) from e
-
-            # Handle tool calls
-            if message.tool_calls and available_functions:
-                tool_call = message.tool_calls[0]  # Handle first tool call
-                if isinstance(tool_call, ChatCompletionsToolCall):
-                    function_name = tool_call.function.name
-
-                    try:
-                        function_args = json.loads(tool_call.function.arguments)
-                    except json.JSONDecodeError as e:
-                        logging.error(f"Failed to parse tool arguments: {e}")
-                        function_args = {}
-
-                    # Execute tool
-                    result = self._handle_tool_execution(
-                        function_name=function_name,
-                        function_args=function_args,
-                        available_functions=available_functions,
-                        from_task=from_task,
-                        from_agent=from_agent,
-                    )
-
-                    if result is not None:
-                        return result
-
-            # Extract content
-            content = message.content or ""
-
-            # Apply stop words
-            content = self._apply_stop_words(content)
-
-            # Emit completion event and return content
             self._emit_call_completed_event(
-                response=content,
+                response=structured_json,
                 call_type=LLMCallType.LLM_CALL,
                 from_task=from_task,
                 from_agent=from_agent,
                 messages=params["messages"],
             )
 
+            return structured_json
         except Exception as e:
-            if is_context_length_exceeded(e):
-                logging.error(f"Context window exceeded: {e}")
-                raise LLMContextLengthExceededError(str(e)) from e
-
-            error_msg = f"Azure API call failed: {e!s}"
+            error_msg = f"Failed to validate structured output with model {response_model.__name__}: {e}"
             logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise e
+            raise ValueError(error_msg) from e
 
-        return content
-
-    def _handle_streaming_completion(
+    def _process_completion_response(
         self,
-        params: dict[str, Any],
+        response: ChatCompletions,
+        params: AzureCompletionParams,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
         from_agent: Any | None = None,
         response_model: type[BaseModel] | None = None,
+    ) -> str | Any:
+        """Process completion response with usage tracking, tool execution, and events.
+
+        Args:
+            response: Chat completion response from Azure API
+            params: Completion parameters containing messages
+            available_functions: Available functions for tool calling
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+            response_model: Pydantic model for structured output
+
+        Returns:
+            Response content or structured output
+        """
+        if not response.choices:
+            raise ValueError("No choices returned from Azure API")
+
+        choice = response.choices[0]
+        message = choice.message
+
+        # Extract and track token usage
+        usage = self._extract_azure_token_usage(response)
+        self._track_token_usage_internal(usage)
+
+        if response_model and self.is_openai_model:
+            content = message.content or ""
+            return self._validate_and_emit_structured_output(
+                content=content,
+                response_model=response_model,
+                params=params,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
+
+        # Handle tool calls
+        if message.tool_calls and available_functions:
+            tool_call = message.tool_calls[0]  # Handle first tool call
+            if isinstance(tool_call, ChatCompletionsToolCall):
+                function_name = tool_call.function.name
+
+                try:
+                    function_args = json.loads(tool_call.function.arguments)
+                except json.JSONDecodeError as e:
+                    logging.error(f"Failed to parse tool arguments: {e}")
+                    function_args = {}
+
+                # Execute tool
+                result = self._handle_tool_execution(
+                    function_name=function_name,
+                    function_args=function_args,
+                    available_functions=available_functions,
+                    from_task=from_task,
+                    from_agent=from_agent,
+                )
+
+                if result is not None:
+                    return result
+
+        # Extract content
+        content = message.content or ""
+
+        # Apply stop words
+        content = self._apply_stop_words(content)
+
+        # Emit completion event and return content
+        self._emit_call_completed_event(
+            response=content,
+            call_type=LLMCallType.LLM_CALL,
+            from_task=from_task,
+            from_agent=from_agent,
+            messages=params["messages"],
+        )
+
+        return self._invoke_after_llm_call_hooks(
+            params["messages"], content, from_agent
+        )
+
+    def _handle_completion(
+        self,
+        params: AzureCompletionParams,
+        available_functions: dict[str, Any] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+        response_model: type[BaseModel] | None = None,
+    ) -> str | Any:
+        """Handle non-streaming chat completion."""
+        try:
+            # Cast params to Any to avoid type checking issues with TypedDict unpacking
+            response: ChatCompletions = self.client.complete(**params)  # type: ignore[assignment,arg-type]
+            return self._process_completion_response(
+                response=response,
+                params=params,
+                available_functions=available_functions,
+                from_task=from_task,
+                from_agent=from_agent,
+                response_model=response_model,
+            )
+        except Exception as e:
+            return self._handle_completion_error(e, from_task, from_agent)  # type: ignore[func-returns-value]
+
+    def _process_streaming_update(
+        self,
+        update: StreamingChatCompletionsUpdate,
+        full_response: str,
+        tool_calls: dict[str, dict[str, str]],
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
     ) -> str:
-        """Handle streaming chat completion."""
-        full_response = ""
-        tool_calls = {}
+        """Process a single streaming update chunk.
 
-        # Make streaming API call
-        for update in self.client.complete(**params):
-            if isinstance(update, StreamingChatCompletionsUpdate):
-                if update.choices:
-                    choice = update.choices[0]
-                    if choice.delta and choice.delta.content:
-                        content_delta = choice.delta.content
-                        full_response += content_delta
-                        self._emit_stream_chunk_event(
-                            chunk=content_delta,
-                            from_task=from_task,
-                            from_agent=from_agent,
-                        )
+        Args:
+            update: Streaming update from Azure API
+            full_response: Accumulated response content
+            tool_calls: Dictionary of accumulated tool calls
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
 
-                    # Handle tool call streaming
-                    if choice.delta and choice.delta.tool_calls:
-                        for tool_call in choice.delta.tool_calls:
-                            call_id = tool_call.id or "default"
-                            if call_id not in tool_calls:
-                                tool_calls[call_id] = {
-                                    "name": "",
-                                    "arguments": "",
-                                }
+        Returns:
+            Updated full_response string
+        """
+        if update.choices:
+            choice = update.choices[0]
+            if choice.delta and choice.delta.content:
+                content_delta = choice.delta.content
+                full_response += content_delta
+                self._emit_stream_chunk_event(
+                    chunk=content_delta,
+                    from_task=from_task,
+                    from_agent=from_agent,
+                )
 
-                            if tool_call.function and tool_call.function.name:
-                                tool_calls[call_id]["name"] = tool_call.function.name
-                            if tool_call.function and tool_call.function.arguments:
-                                tool_calls[call_id]["arguments"] += (
-                                    tool_call.function.arguments
-                                )
+            if choice.delta and choice.delta.tool_calls:
+                for tool_call in choice.delta.tool_calls:
+                    call_id = tool_call.id or "default"
+                    if call_id not in tool_calls:
+                        tool_calls[call_id] = {
+                            "name": "",
+                            "arguments": "",
+                        }
+
+                    if tool_call.function and tool_call.function.name:
+                        tool_calls[call_id]["name"] = tool_call.function.name
+                    if tool_call.function and tool_call.function.arguments:
+                        tool_calls[call_id]["arguments"] += tool_call.function.arguments
+
+        return full_response
+
+    def _finalize_streaming_response(
+        self,
+        full_response: str,
+        tool_calls: dict[str, dict[str, str]],
+        usage_data: dict[str, int],
+        params: AzureCompletionParams,
+        available_functions: dict[str, Any] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+        response_model: type[BaseModel] | None = None,
+    ) -> str | Any:
+        """Finalize streaming response with usage tracking, tool execution, and events.
+
+        Args:
+            full_response: The complete streamed response content
+            tool_calls: Dictionary of tool calls accumulated during streaming
+            usage_data: Token usage data from the stream
+            params: Completion parameters containing messages
+            available_functions: Available functions for tool calling
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+            response_model: Pydantic model for structured output validation
+
+        Returns:
+            Final response content after processing, or structured output
+        """
+        self._track_token_usage_internal(usage_data)
+
+        # Handle structured output validation
+        if response_model and self.is_openai_model:
+            return self._validate_and_emit_structured_output(
+                content=full_response,
+                response_model=response_model,
+                params=params,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
 
         # Handle completed tool calls
         if tool_calls and available_functions:
@@ -642,11 +790,56 @@ class AzureCompletion(BaseLLM):
             messages=params["messages"],
         )
 
-        return full_response
+        return self._invoke_after_llm_call_hooks(
+            params["messages"], full_response, from_agent
+        )
+
+    def _handle_streaming_completion(
+        self,
+        params: AzureCompletionParams,
+        available_functions: dict[str, Any] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+        response_model: type[BaseModel] | None = None,
+    ) -> str | Any:
+        """Handle streaming chat completion."""
+        full_response = ""
+        tool_calls: dict[str, dict[str, Any]] = {}
+
+        usage_data = {"total_tokens": 0}
+        for update in self.client.complete(**params):  # type: ignore[arg-type]
+            if isinstance(update, StreamingChatCompletionsUpdate):
+                if update.usage:
+                    usage = update.usage
+                    usage_data = {
+                        "prompt_tokens": usage.prompt_tokens,
+                        "completion_tokens": usage.completion_tokens,
+                        "total_tokens": usage.total_tokens,
+                    }
+                    continue
+
+                full_response = self._process_streaming_update(
+                    update=update,
+                    full_response=full_response,
+                    tool_calls=tool_calls,
+                    from_task=from_task,
+                    from_agent=from_agent,
+                )
+
+        return self._finalize_streaming_response(
+            full_response=full_response,
+            tool_calls=tool_calls,
+            usage_data=usage_data,
+            params=params,
+            available_functions=available_functions,
+            from_task=from_task,
+            from_agent=from_agent,
+            response_model=response_model,
+        )
 
     async def _ahandle_completion(
         self,
-        params: dict[str, Any],
+        params: AzureCompletionParams,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
         from_agent: Any | None = None,
@@ -654,160 +847,64 @@ class AzureCompletion(BaseLLM):
     ) -> str | Any:
         """Handle non-streaming chat completion asynchronously."""
         try:
-            response: ChatCompletions = await self.async_client.complete(**params)
-
-            if not response.choices:
-                raise ValueError("No choices returned from Azure API")
-
-            choice = response.choices[0]
-            message = choice.message
-
-            usage = self._extract_azure_token_usage(response)
-            self._track_token_usage_internal(usage)
-
-            if response_model and self.is_openai_model:
-                content = message.content or ""
-                try:
-                    structured_data = response_model.model_validate_json(content)
-                    structured_json = structured_data.model_dump_json()
-
-                    self._emit_call_completed_event(
-                        response=structured_json,
-                        call_type=LLMCallType.LLM_CALL,
-                        from_task=from_task,
-                        from_agent=from_agent,
-                        messages=params["messages"],
-                    )
-
-                    return structured_json
-                except Exception as e:
-                    error_msg = f"Failed to validate structured output with model {response_model.__name__}: {e}"
-                    logging.error(error_msg)
-                    raise ValueError(error_msg) from e
-
-            if message.tool_calls and available_functions:
-                tool_call = message.tool_calls[0]  # Handle first tool call
-                if isinstance(tool_call, ChatCompletionsToolCall):
-                    function_name = tool_call.function.name
-
-                    try:
-                        function_args = json.loads(tool_call.function.arguments)
-                    except json.JSONDecodeError as e:
-                        logging.error(f"Failed to parse tool arguments: {e}")
-                        function_args = {}
-
-                    result = self._handle_tool_execution(
-                        function_name=function_name,
-                        function_args=function_args,
-                        available_functions=available_functions,
-                        from_task=from_task,
-                        from_agent=from_agent,
-                    )
-
-                    if result is not None:
-                        return result
-
-            content = message.content or ""
-
-            content = self._apply_stop_words(content)
-
-            self._emit_call_completed_event(
-                response=content,
-                call_type=LLMCallType.LLM_CALL,
+            # Cast params to Any to avoid type checking issues with TypedDict unpacking
+            response: ChatCompletions = await self.async_client.complete(**params)  # type: ignore[assignment,arg-type]
+            return self._process_completion_response(
+                response=response,
+                params=params,
+                available_functions=available_functions,
                 from_task=from_task,
                 from_agent=from_agent,
-                messages=params["messages"],
+                response_model=response_model,
             )
-
         except Exception as e:
-            if is_context_length_exceeded(e):
-                logging.error(f"Context window exceeded: {e}")
-                raise LLMContextLengthExceededError(str(e)) from e
-
-            error_msg = f"Azure API call failed: {e!s}"
-            logging.error(error_msg)
-            self._emit_call_failed_event(
-                error=error_msg, from_task=from_task, from_agent=from_agent
-            )
-            raise e
-
-        return content
+            return self._handle_completion_error(e, from_task, from_agent)  # type: ignore[func-returns-value]
 
     async def _ahandle_streaming_completion(
         self,
-        params: dict[str, Any],
+        params: AzureCompletionParams,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
         from_agent: Any | None = None,
         response_model: type[BaseModel] | None = None,
-    ) -> str:
+    ) -> str | Any:
         """Handle streaming chat completion asynchronously."""
         full_response = ""
-        tool_calls = {}
+        tool_calls: dict[str, dict[str, Any]] = {}
 
-        stream = await self.async_client.complete(**params)
-        async for update in stream:
+        usage_data = {"total_tokens": 0}
+
+        stream = await self.async_client.complete(**params)  # type: ignore[arg-type]
+        async for update in stream:  # type: ignore[union-attr]
             if isinstance(update, StreamingChatCompletionsUpdate):
-                if update.choices:
-                    choice = update.choices[0]
-                    if choice.delta and choice.delta.content:
-                        content_delta = choice.delta.content
-                        full_response += content_delta
-                        self._emit_stream_chunk_event(
-                            chunk=content_delta,
-                            from_task=from_task,
-                            from_agent=from_agent,
-                        )
-
-                    if choice.delta and choice.delta.tool_calls:
-                        for tool_call in choice.delta.tool_calls:
-                            call_id = tool_call.id or "default"
-                            if call_id not in tool_calls:
-                                tool_calls[call_id] = {
-                                    "name": "",
-                                    "arguments": "",
-                                }
-
-                            if tool_call.function and tool_call.function.name:
-                                tool_calls[call_id]["name"] = tool_call.function.name
-                            if tool_call.function and tool_call.function.arguments:
-                                tool_calls[call_id]["arguments"] += (
-                                    tool_call.function.arguments
-                                )
-
-        if tool_calls and available_functions:
-            for call_data in tool_calls.values():
-                function_name = call_data["name"]
-
-                try:
-                    function_args = json.loads(call_data["arguments"])
-                except json.JSONDecodeError as e:
-                    logging.error(f"Failed to parse streamed tool arguments: {e}")
+                if hasattr(update, "usage") and update.usage:
+                    usage = update.usage
+                    usage_data = {
+                        "prompt_tokens": getattr(usage, "prompt_tokens", 0),
+                        "completion_tokens": getattr(usage, "completion_tokens", 0),
+                        "total_tokens": getattr(usage, "total_tokens", 0),
+                    }
                     continue
 
-                result = self._handle_tool_execution(
-                    function_name=function_name,
-                    function_args=function_args,
-                    available_functions=available_functions,
+                full_response = self._process_streaming_update(
+                    update=update,
+                    full_response=full_response,
+                    tool_calls=tool_calls,
                     from_task=from_task,
                     from_agent=from_agent,
                 )
 
-                if result is not None:
-                    return result
-
-        full_response = self._apply_stop_words(full_response)
-
-        self._emit_call_completed_event(
-            response=full_response,
-            call_type=LLMCallType.LLM_CALL,
+        return self._finalize_streaming_response(
+            full_response=full_response,
+            tool_calls=tool_calls,
+            usage_data=usage_data,
+            params=params,
+            available_functions=available_functions,
             from_task=from_task,
             from_agent=from_agent,
-            messages=params["messages"],
+            response_model=response_model,
         )
 
-        return full_response
-
     def supports_function_calling(self) -> bool:
         """Check if the model supports function calling."""
         # Azure OpenAI models support function calling
@@ -851,7 +948,8 @@ class AzureCompletion(BaseLLM):
         # Default context window size
         return int(8192 * CONTEXT_WINDOW_USAGE_RATIO)
 
-    def _extract_azure_token_usage(self, response: ChatCompletions) -> dict[str, Any]:
+    @staticmethod
+    def _extract_azure_token_usage(response: ChatCompletions) -> dict[str, Any]:
         """Extract token usage from Azure response."""
         if hasattr(response, "usage") and response.usage:
             usage = response.usage

lib/crewai/src/crewai/llms/providers/bedrock/completion.py

@@ -312,9 +312,14 @@ class BedrockCompletion(BaseLLM):
 
             # Format messages for Converse API
             formatted_messages, system_message = self._format_messages_for_converse(
-                messages  # type: ignore[arg-type]
+                messages
             )
 
+            if not self._invoke_before_llm_call_hooks(
+                cast(list[LLMMessage], formatted_messages), from_agent
+            ):
+                raise ValueError("LLM call blocked by before_llm_call hook")
+
             # Prepare request body
             body: BedrockConverseRequestBody = {
                 "inferenceConfig": self._get_inference_config(),
@@ -356,11 +361,19 @@ class BedrockCompletion(BaseLLM):
 
             if self.stream:
                 return self._handle_streaming_converse(
-                    formatted_messages, body, available_functions, from_task, from_agent
+                    cast(list[LLMMessage], formatted_messages),
+                    body,
+                    available_functions,
+                    from_task,
+                    from_agent,
                 )
 
             return self._handle_converse(
-                formatted_messages, body, available_functions, from_task, from_agent
+                cast(list[LLMMessage], formatted_messages),
+                body,
+                available_functions,
+                from_task,
+                from_agent,
             )
 
         except Exception as e:
@@ -481,7 +494,7 @@ class BedrockCompletion(BaseLLM):
 
     def _handle_converse(
         self,
-        messages: list[dict[str, Any]],
+        messages: list[LLMMessage],
         body: BedrockConverseRequestBody,
         available_functions: Mapping[str, Any] | None = None,
         from_task: Any | None = None,
@@ -605,7 +618,11 @@ class BedrockCompletion(BaseLLM):
                 messages=messages,
             )
 
-            return text_content
+            return self._invoke_after_llm_call_hooks(
+                messages,
+                text_content,
+                from_agent,
+            )
 
         except ClientError as e:
             # Handle all AWS ClientError exceptions as per documentation
@@ -662,7 +679,7 @@ class BedrockCompletion(BaseLLM):
 
     def _handle_streaming_converse(
         self,
-        messages: list[dict[str, Any]],
+        messages: list[LLMMessage],
         body: BedrockConverseRequestBody,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
@@ -1149,16 +1166,25 @@ class BedrockCompletion(BaseLLM):
             messages=messages,
         )
 
-        return full_response
+        return self._invoke_after_llm_call_hooks(
+            messages,
+            full_response,
+            from_agent,
+        )
 
     def _format_messages_for_converse(
-        self, messages: str | list[dict[str, str]]
+        self, messages: str | list[LLMMessage]
     ) -> tuple[list[dict[str, Any]], str | None]:
-        """Format messages for Converse API following AWS documentation."""
-        # Use base class formatting first
-        formatted_messages = self._format_messages(messages)  # type: ignore[arg-type]
+        """Format messages for Converse API following AWS documentation.
 
-        converse_messages = []
+        Note: Returns dict[str, Any] instead of LLMMessage because Bedrock uses
+        a different content structure: {"role": str, "content": [{"text": str}]}
+        rather than the standard {"role": str, "content": str}.
+        """
+        # Use base class formatting first
+        formatted_messages = self._format_messages(messages)
+
+        converse_messages: list[dict[str, Any]] = []
         system_message: str | None = None
 
         for message in formatted_messages:

lib/crewai/src/crewai/llms/providers/gemini/completion.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 import logging
 import os
 import re
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING, Any, Literal, cast
 
 from pydantic import BaseModel
 
@@ -105,6 +105,7 @@ class GeminiCompletion(BaseLLM):
         self.stream = stream
         self.safety_settings = safety_settings or {}
         self.stop_sequences = stop_sequences or []
+        self.tools: list[dict[str, Any]] | None = None
 
         # Model-specific settings
         version_match = re.search(r"gemini-(\d+(?:\.\d+)?)", model.lower())
@@ -223,10 +224,11 @@ class GeminiCompletion(BaseLLM):
         Args:
             messages: Input messages for the chat completion
             tools: List of tool/function definitions
-            callbacks: Callback functions (not used as token counts are handled by the reponse)
+            callbacks: Callback functions (not used as token counts are handled by the response)
             available_functions: Available functions for tool calling
             from_task: Task that initiated the call
             from_agent: Agent that initiated the call
+            response_model: Response model to use.
 
         Returns:
             Chat completion response or tool call result
@@ -246,6 +248,11 @@ class GeminiCompletion(BaseLLM):
                 messages
             )
 
+            messages_for_hooks = self._convert_contents_to_dict(formatted_content)
+
+            if not self._invoke_before_llm_call_hooks(messages_for_hooks, from_agent):
+                raise ValueError("LLM call blocked by before_llm_call hook")
+
             config = self._prepare_generation_config(
                 system_instruction, tools, response_model
             )
@@ -262,7 +269,6 @@ class GeminiCompletion(BaseLLM):
 
             return self._handle_completion(
                 formatted_content,
-                system_instruction,
                 config,
                 available_functions,
                 from_task,
@@ -304,6 +310,7 @@ class GeminiCompletion(BaseLLM):
             available_functions: Available functions for tool calling
             from_task: Task that initiated the call
             from_agent: Agent that initiated the call
+            response_model: Response model to use.
 
         Returns:
             Chat completion response or tool call result
@@ -339,7 +346,6 @@ class GeminiCompletion(BaseLLM):
 
             return await self._ahandle_completion(
                 formatted_content,
-                system_instruction,
                 config,
                 available_functions,
                 from_task,
@@ -492,35 +498,113 @@ class GeminiCompletion(BaseLLM):
 
         return contents, system_instruction
 
-    def _handle_completion(
+    def _validate_and_emit_structured_output(
         self,
+        content: str,
+        response_model: type[BaseModel],
+        messages_for_event: list[LLMMessage],
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> str:
+        """Validate content against response model and emit completion event.
+
+        Args:
+            content: Response content to validate
+            response_model: Pydantic model for validation
+            messages_for_event: Messages to include in event
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Returns:
+            Validated and serialized JSON string
+
+        Raises:
+            ValueError: If validation fails
+        """
+        try:
+            structured_data = response_model.model_validate_json(content)
+            structured_json = structured_data.model_dump_json()
+
+            self._emit_call_completed_event(
+                response=structured_json,
+                call_type=LLMCallType.LLM_CALL,
+                from_task=from_task,
+                from_agent=from_agent,
+                messages=messages_for_event,
+            )
+
+            return structured_json
+        except Exception as e:
+            error_msg = f"Failed to validate structured output with model {response_model.__name__}: {e}"
+            logging.error(error_msg)
+            raise ValueError(error_msg) from e
+
+    def _finalize_completion_response(
+        self,
+        content: str,
+        contents: list[types.Content],
+        response_model: type[BaseModel] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> str:
+        """Finalize completion response with validation and event emission.
+
+        Args:
+            content: The response content
+            contents: Original contents for event conversion
+            response_model: Pydantic model for structured output validation
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Returns:
+            Final response content after processing
+        """
+        messages_for_event = self._convert_contents_to_dict(contents)
+
+        # Handle structured output validation
+        if response_model:
+            return self._validate_and_emit_structured_output(
+                content=content,
+                response_model=response_model,
+                messages_for_event=messages_for_event,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
+
+        self._emit_call_completed_event(
+            response=content,
+            call_type=LLMCallType.LLM_CALL,
+            from_task=from_task,
+            from_agent=from_agent,
+            messages=messages_for_event,
+        )
+
+        return self._invoke_after_llm_call_hooks(
+            messages_for_event, content, from_agent
+        )
+
+    def _process_response_with_tools(
+        self,
+        response: GenerateContentResponse,
         contents: list[types.Content],
-        system_instruction: str | None,
-        config: types.GenerateContentConfig,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
         from_agent: Any | None = None,
         response_model: type[BaseModel] | None = None,
     ) -> str | Any:
-        """Handle non-streaming content generation."""
-        try:
-            # The API accepts list[Content] but mypy is overly strict about variance
-            contents_for_api: Any = contents
-            response = self.client.models.generate_content(
-                model=self.model,
-                contents=contents_for_api,
-                config=config,
-            )
+        """Process response, execute function calls, and finalize completion.
 
-            usage = self._extract_token_usage(response)
-        except Exception as e:
-            if is_context_length_exceeded(e):
-                logging.error(f"Context window exceeded: {e}")
-                raise LLMContextLengthExceededError(str(e)) from e
-            raise e from e
-
-        self._track_token_usage_internal(usage)
+        Args:
+            response: The completion response
+            contents: Original contents for event conversion
+            available_functions: Available functions for function calling
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+            response_model: Pydantic model for structured output validation
 
+        Returns:
+            Final response content or function call result
+        """
         if response.candidates and (self.tools or available_functions):
             candidate = response.candidates[0]
             if candidate.content and candidate.content.parts:
@@ -549,59 +633,90 @@ class GeminiCompletion(BaseLLM):
         content = response.text or ""
         content = self._apply_stop_words(content)
 
-        messages_for_event = self._convert_contents_to_dict(contents)
-
-        self._emit_call_completed_event(
-            response=content,
-            call_type=LLMCallType.LLM_CALL,
+        return self._finalize_completion_response(
+            content=content,
+            contents=contents,
+            response_model=response_model,
             from_task=from_task,
             from_agent=from_agent,
-            messages=messages_for_event,
         )
 
-        return content
-
-    def _handle_streaming_completion(
+    def _process_stream_chunk(
         self,
+        chunk: GenerateContentResponse,
+        full_response: str,
+        function_calls: dict[str, dict[str, Any]],
+        usage_data: dict[str, int],
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+    ) -> tuple[str, dict[str, dict[str, Any]], dict[str, int]]:
+        """Process a single streaming chunk.
+
+        Args:
+            chunk: The streaming chunk response
+            full_response: Accumulated response text
+            function_calls: Accumulated function calls
+            usage_data: Accumulated usage data
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+
+        Returns:
+            Tuple of (updated full_response, updated function_calls, updated usage_data)
+        """
+        if chunk.usage_metadata:
+            usage_data = self._extract_token_usage(chunk)
+
+        if chunk.text:
+            full_response += chunk.text
+            self._emit_stream_chunk_event(
+                chunk=chunk.text,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
+
+        if chunk.candidates:
+            candidate = chunk.candidates[0]
+            if candidate.content and candidate.content.parts:
+                for part in candidate.content.parts:
+                    if hasattr(part, "function_call") and part.function_call:
+                        call_id = part.function_call.name or "default"
+                        if call_id not in function_calls:
+                            function_calls[call_id] = {
+                                "name": part.function_call.name,
+                                "args": dict(part.function_call.args)
+                                if part.function_call.args
+                                else {},
+                            }
+
+        return full_response, function_calls, usage_data
+
+    def _finalize_streaming_response(
+        self,
+        full_response: str,
+        function_calls: dict[str, dict[str, Any]],
+        usage_data: dict[str, int],
         contents: list[types.Content],
-        config: types.GenerateContentConfig,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
         from_agent: Any | None = None,
         response_model: type[BaseModel] | None = None,
     ) -> str:
-        """Handle streaming content generation."""
-        full_response = ""
-        function_calls: dict[str, dict[str, Any]] = {}
+        """Finalize streaming response with usage tracking, function execution, and events.
 
-        # The API accepts list[Content] but mypy is overly strict about variance
-        contents_for_api: Any = contents
-        for chunk in self.client.models.generate_content_stream(
-            model=self.model,
-            contents=contents_for_api,
-            config=config,
-        ):
-            if chunk.text:
-                full_response += chunk.text
-                self._emit_stream_chunk_event(
-                    chunk=chunk.text,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                )
+        Args:
+            full_response: The complete streamed response content
+            function_calls: Dictionary of function calls accumulated during streaming
+            usage_data: Token usage data from the stream
+            contents: Original contents for event conversion
+            available_functions: Available functions for function calling
+            from_task: Task that initiated the call
+            from_agent: Agent that initiated the call
+            response_model: Pydantic model for structured output validation
 
-            if chunk.candidates:
-                candidate = chunk.candidates[0]
-                if candidate.content and candidate.content.parts:
-                    for part in candidate.content.parts:
-                        if hasattr(part, "function_call") and part.function_call:
-                            call_id = part.function_call.name or "default"
-                            if call_id not in function_calls:
-                                function_calls[call_id] = {
-                                    "name": part.function_call.name,
-                                    "args": dict(part.function_call.args)
-                                    if part.function_call.args
-                                    else {},
-                                }
+        Returns:
+            Final response content after processing
+        """
+        self._track_token_usage_internal(usage_data)
 
         # Handle completed function calls
         if function_calls and available_functions:
@@ -629,22 +744,95 @@ class GeminiCompletion(BaseLLM):
                 if result is not None:
                     return result
 
-        messages_for_event = self._convert_contents_to_dict(contents)
-
-        self._emit_call_completed_event(
-            response=full_response,
-            call_type=LLMCallType.LLM_CALL,
+        return self._finalize_completion_response(
+            content=full_response,
+            contents=contents,
+            response_model=response_model,
             from_task=from_task,
             from_agent=from_agent,
-            messages=messages_for_event,
         )
 
-        return full_response
+    def _handle_completion(
+        self,
+        contents: list[types.Content],
+        config: types.GenerateContentConfig,
+        available_functions: dict[str, Any] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+        response_model: type[BaseModel] | None = None,
+    ) -> str | Any:
+        """Handle non-streaming content generation."""
+        try:
+            # The API accepts list[Content] but mypy is overly strict about variance
+            contents_for_api: Any = contents
+            response = self.client.models.generate_content(
+                model=self.model,
+                contents=contents_for_api,
+                config=config,
+            )
+
+            usage = self._extract_token_usage(response)
+        except Exception as e:
+            if is_context_length_exceeded(e):
+                logging.error(f"Context window exceeded: {e}")
+                raise LLMContextLengthExceededError(str(e)) from e
+            raise e from e
+
+        self._track_token_usage_internal(usage)
+
+        return self._process_response_with_tools(
+            response=response,
+            contents=contents,
+            available_functions=available_functions,
+            from_task=from_task,
+            from_agent=from_agent,
+            response_model=response_model,
+        )
+
+    def _handle_streaming_completion(
+        self,
+        contents: list[types.Content],
+        config: types.GenerateContentConfig,
+        available_functions: dict[str, Any] | None = None,
+        from_task: Any | None = None,
+        from_agent: Any | None = None,
+        response_model: type[BaseModel] | None = None,
+    ) -> str:
+        """Handle streaming content generation."""
+        full_response = ""
+        function_calls: dict[str, dict[str, Any]] = {}
+        usage_data = {"total_tokens": 0}
+
+        # The API accepts list[Content] but mypy is overly strict about variance
+        contents_for_api: Any = contents
+        for chunk in self.client.models.generate_content_stream(
+            model=self.model,
+            contents=contents_for_api,
+            config=config,
+        ):
+            full_response, function_calls, usage_data = self._process_stream_chunk(
+                chunk=chunk,
+                full_response=full_response,
+                function_calls=function_calls,
+                usage_data=usage_data,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
+
+        return self._finalize_streaming_response(
+            full_response=full_response,
+            function_calls=function_calls,
+            usage_data=usage_data,
+            contents=contents,
+            available_functions=available_functions,
+            from_task=from_task,
+            from_agent=from_agent,
+            response_model=response_model,
+        )
 
     async def _ahandle_completion(
         self,
         contents: list[types.Content],
-        system_instruction: str | None,
         config: types.GenerateContentConfig,
         available_functions: dict[str, Any] | None = None,
         from_task: Any | None = None,
@@ -670,46 +858,15 @@ class GeminiCompletion(BaseLLM):
 
         self._track_token_usage_internal(usage)
 
-        if response.candidates and (self.tools or available_functions):
-            candidate = response.candidates[0]
-            if candidate.content and candidate.content.parts:
-                for part in candidate.content.parts:
-                    if hasattr(part, "function_call") and part.function_call:
-                        function_name = part.function_call.name
-                        if function_name is None:
-                            continue
-                        function_args = (
-                            dict(part.function_call.args)
-                            if part.function_call.args
-                            else {}
-                        )
-
-                        result = self._handle_tool_execution(
-                            function_name=function_name,
-                            function_args=function_args,
-                            available_functions=available_functions or {},
-                            from_task=from_task,
-                            from_agent=from_agent,
-                        )
-
-                        if result is not None:
-                            return result
-
-        content = response.text or ""
-        content = self._apply_stop_words(content)
-
-        messages_for_event = self._convert_contents_to_dict(contents)
-
-        self._emit_call_completed_event(
-            response=content,
-            call_type=LLMCallType.LLM_CALL,
+        return self._process_response_with_tools(
+            response=response,
+            contents=contents,
+            available_functions=available_functions,
             from_task=from_task,
             from_agent=from_agent,
-            messages=messages_for_event,
+            response_model=response_model,
         )
 
-        return content
-
     async def _ahandle_streaming_completion(
         self,
         contents: list[types.Content],
@@ -722,6 +879,7 @@ class GeminiCompletion(BaseLLM):
         """Handle async streaming content generation."""
         full_response = ""
         function_calls: dict[str, dict[str, Any]] = {}
+        usage_data = {"total_tokens": 0}
 
         # The API accepts list[Content] but mypy is overly strict about variance
         contents_for_api: Any = contents
@@ -731,64 +889,26 @@ class GeminiCompletion(BaseLLM):
             config=config,
         )
         async for chunk in stream:
-            if chunk.text:
-                full_response += chunk.text
-                self._emit_stream_chunk_event(
-                    chunk=chunk.text,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                )
+            full_response, function_calls, usage_data = self._process_stream_chunk(
+                chunk=chunk,
+                full_response=full_response,
+                function_calls=function_calls,
+                usage_data=usage_data,
+                from_task=from_task,
+                from_agent=from_agent,
+            )
 
-            if chunk.candidates:
-                candidate = chunk.candidates[0]
-                if candidate.content and candidate.content.parts:
-                    for part in candidate.content.parts:
-                        if hasattr(part, "function_call") and part.function_call:
-                            call_id = part.function_call.name or "default"
-                            if call_id not in function_calls:
-                                function_calls[call_id] = {
-                                    "name": part.function_call.name,
-                                    "args": dict(part.function_call.args)
-                                    if part.function_call.args
-                                    else {},
-                                }
-
-        if function_calls and available_functions:
-            for call_data in function_calls.values():
-                function_name = call_data["name"]
-                function_args = call_data["args"]
-
-                # Skip if function_name is None
-                if not isinstance(function_name, str):
-                    continue
-
-                # Ensure function_args is a dict
-                if not isinstance(function_args, dict):
-                    function_args = {}
-
-                result = self._handle_tool_execution(
-                    function_name=function_name,
-                    function_args=function_args,
-                    available_functions=available_functions,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                )
-
-                if result is not None:
-                    return result
-
-        messages_for_event = self._convert_contents_to_dict(contents)
-
-        self._emit_call_completed_event(
-            response=full_response,
-            call_type=LLMCallType.LLM_CALL,
+        return self._finalize_streaming_response(
+            full_response=full_response,
+            function_calls=function_calls,
+            usage_data=usage_data,
+            contents=contents,
+            available_functions=available_functions,
             from_task=from_task,
             from_agent=from_agent,
-            messages=messages_for_event,
+            response_model=response_model,
         )
 
-        return full_response
-
     def supports_function_calling(self) -> bool:
         """Check if the model supports function calling."""
         return self.supports_tools
@@ -848,12 +968,12 @@ class GeminiCompletion(BaseLLM):
             }
         return {"total_tokens": 0}
 
+    @staticmethod
     def _convert_contents_to_dict(
-        self,
         contents: list[types.Content],
-    ) -> list[dict[str, str]]:
+    ) -> list[LLMMessage]:
         """Convert contents to dict format."""
-        result: list[dict[str, str]] = []
+        result: list[LLMMessage] = []
         for content_obj in contents:
             role = content_obj.role
             if role == "model":
@@ -866,5 +986,10 @@ class GeminiCompletion(BaseLLM):
                 part.text for part in parts if hasattr(part, "text") and part.text
             )
 
-            result.append({"role": role, "content": content})
+            result.append(
+                LLMMessage(
+                    role=cast(Literal["user", "assistant", "system"], role),
+                    content=content,
+                )
+            )
         return result

lib/crewai/src/crewai/llms/providers/openai/completion.py

@@ -1,13 +1,14 @@
 from __future__ import annotations
 
-from collections.abc import AsyncIterator, Iterator
+from collections.abc import AsyncIterator
 import json
 import logging
 import os
 from typing import TYPE_CHECKING, Any
 
 import httpx
-from openai import APIConnectionError, AsyncOpenAI, NotFoundError, OpenAI
+from openai import APIConnectionError, AsyncOpenAI, NotFoundError, OpenAI, Stream
+from openai.lib.streaming.chat import ChatCompletionStream
 from openai.types.chat import ChatCompletion, ChatCompletionChunk
 from openai.types.chat.chat_completion import Choice
 from openai.types.chat.chat_completion_chunk import ChoiceDelta
@@ -189,6 +190,9 @@ class OpenAICompletion(BaseLLM):
 
             formatted_messages = self._format_messages(messages)
 
+            if not self._invoke_before_llm_call_hooks(formatted_messages, from_agent):
+                raise ValueError("LLM call blocked by before_llm_call hook")
+
             completion_params = self._prepare_completion_params(
                 messages=formatted_messages, tools=tools
             )
@@ -293,6 +297,7 @@ class OpenAICompletion(BaseLLM):
         }
         if self.stream:
             params["stream"] = self.stream
+            params["stream_options"] = {"include_usage": True}
 
         params.update(self.additional_params)
 
@@ -473,6 +478,10 @@ class OpenAICompletion(BaseLLM):
 
             if usage.get("total_tokens", 0) > 0:
                 logging.info(f"OpenAI API usage: {usage}")
+
+            content = self._invoke_after_llm_call_hooks(
+                params["messages"], content, from_agent
+            )
         except NotFoundError as e:
             error_msg = f"Model {self.model} not found: {e}"
             logging.error(error_msg)
@@ -515,59 +524,61 @@ class OpenAICompletion(BaseLLM):
         tool_calls = {}
 
         if response_model:
-            completion_stream: Iterator[ChatCompletionChunk] = (
-                self.client.chat.completions.create(**params)
-            )
+            parse_params = {
+                k: v
+                for k, v in params.items()
+                if k not in ("response_format", "stream")
+            }
 
-            accumulated_content = ""
-            for chunk in completion_stream:
-                if not chunk.choices:
-                    continue
+            stream: ChatCompletionStream[BaseModel]
+            with self.client.beta.chat.completions.stream(
+                **parse_params, response_format=response_model
+            ) as stream:
+                for chunk in stream:
+                    if chunk.type == "content.delta":
+                        delta_content = chunk.delta
+                        if delta_content:
+                            self._emit_stream_chunk_event(
+                                chunk=delta_content,
+                                from_task=from_task,
+                                from_agent=from_agent,
+                            )
 
-                choice = chunk.choices[0]
-                delta: ChoiceDelta = choice.delta
+                final_completion = stream.get_final_completion()
+                if final_completion:
+                    usage = self._extract_openai_token_usage(final_completion)
+                    self._track_token_usage_internal(usage)
+                    if final_completion.choices:
+                        parsed_result = final_completion.choices[0].message.parsed
+                        if parsed_result:
+                            structured_json = parsed_result.model_dump_json()
+                            self._emit_call_completed_event(
+                                response=structured_json,
+                                call_type=LLMCallType.LLM_CALL,
+                                from_task=from_task,
+                                from_agent=from_agent,
+                                messages=params["messages"],
+                            )
+                            return structured_json
 
-                if delta.content:
-                    accumulated_content += delta.content
-                    self._emit_stream_chunk_event(
-                        chunk=delta.content,
-                        from_task=from_task,
-                        from_agent=from_agent,
-                    )
+            logging.error("Failed to get parsed result from stream")
+            return ""
 
-            try:
-                parsed_object = response_model.model_validate_json(accumulated_content)
-                structured_json = parsed_object.model_dump_json()
-
-                self._emit_call_completed_event(
-                    response=structured_json,
-                    call_type=LLMCallType.LLM_CALL,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                    messages=params["messages"],
-                )
-
-                return structured_json
-            except Exception as e:
-                logging.error(f"Failed to parse structured output from stream: {e}")
-                self._emit_call_completed_event(
-                    response=accumulated_content,
-                    call_type=LLMCallType.LLM_CALL,
-                    from_task=from_task,
-                    from_agent=from_agent,
-                    messages=params["messages"],
-                )
-                return accumulated_content
-
-        stream: Iterator[ChatCompletionChunk] = self.client.chat.completions.create(
-            **params
+        completion_stream: Stream[ChatCompletionChunk] = (
+            self.client.chat.completions.create(**params)
         )
 
-        for chunk in stream:
-            if not chunk.choices:
+        usage_data = {"total_tokens": 0}
+
+        for completion_chunk in completion_stream:
+            if hasattr(completion_chunk, "usage") and completion_chunk.usage:
+                usage_data = self._extract_openai_token_usage(completion_chunk)
                 continue
 
-            choice = chunk.choices[0]
+            if not completion_chunk.choices:
+                continue
+
+            choice = completion_chunk.choices[0]
             chunk_delta: ChoiceDelta = choice.delta
 
             if chunk_delta.content:
@@ -592,6 +603,8 @@ class OpenAICompletion(BaseLLM):
                     if tool_call.function and tool_call.function.arguments:
                         tool_calls[call_id]["arguments"] += tool_call.function.arguments
 
+        self._track_token_usage_internal(usage_data)
+
         if tool_calls and available_functions:
             for call_data in tool_calls.values():
                 function_name = call_data["name"]
@@ -635,7 +648,9 @@ class OpenAICompletion(BaseLLM):
             messages=params["messages"],
         )
 
-        return full_response
+        return self._invoke_after_llm_call_hooks(
+            params["messages"], full_response, from_agent
+        )
 
     async def _ahandle_completion(
         self,
@@ -782,7 +797,12 @@ class OpenAICompletion(BaseLLM):
             ] = await self.async_client.chat.completions.create(**params)
 
             accumulated_content = ""
+            usage_data = {"total_tokens": 0}
             async for chunk in completion_stream:
+                if hasattr(chunk, "usage") and chunk.usage:
+                    usage_data = self._extract_openai_token_usage(chunk)
+                    continue
+
                 if not chunk.choices:
                     continue
 
@@ -797,6 +817,8 @@ class OpenAICompletion(BaseLLM):
                         from_agent=from_agent,
                     )
 
+            self._track_token_usage_internal(usage_data)
+
             try:
                 parsed_object = response_model.model_validate_json(accumulated_content)
                 structured_json = parsed_object.model_dump_json()
@@ -825,7 +847,13 @@ class OpenAICompletion(BaseLLM):
             ChatCompletionChunk
         ] = await self.async_client.chat.completions.create(**params)
 
+        usage_data = {"total_tokens": 0}
+
         async for chunk in stream:
+            if hasattr(chunk, "usage") and chunk.usage:
+                usage_data = self._extract_openai_token_usage(chunk)
+                continue
+
             if not chunk.choices:
                 continue
 
@@ -854,6 +882,8 @@ class OpenAICompletion(BaseLLM):
                     if tool_call.function and tool_call.function.arguments:
                         tool_calls[call_id]["arguments"] += tool_call.function.arguments
 
+        self._track_token_usage_internal(usage_data)
+
         if tool_calls and available_functions:
             for call_data in tool_calls.values():
                 function_name = call_data["name"]
@@ -941,8 +971,10 @@ class OpenAICompletion(BaseLLM):
         # Default context window size
         return int(8192 * CONTEXT_WINDOW_USAGE_RATIO)
 
-    def _extract_openai_token_usage(self, response: ChatCompletion) -> dict[str, Any]:
-        """Extract token usage from OpenAI ChatCompletion response."""
+    def _extract_openai_token_usage(
+        self, response: ChatCompletion | ChatCompletionChunk
+    ) -> dict[str, Any]:
+        """Extract token usage from OpenAI ChatCompletion or ChatCompletionChunk response."""
         if hasattr(response, "usage") and response.usage:
             usage = response.usage
             return {

lib/crewai/src/crewai/memory/contextual/contextual_memory.py

@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import asyncio
 from typing import TYPE_CHECKING
 
 from crewai.memory import (
@@ -16,6 +17,8 @@ if TYPE_CHECKING:
 
 
 class ContextualMemory:
+    """Aggregates and retrieves context from multiple memory sources."""
+
     def __init__(
         self,
         stm: ShortTermMemory,
@@ -46,9 +49,14 @@ class ContextualMemory:
             self.exm.task = self.task
 
     def build_context_for_task(self, task: Task, context: str) -> str:
-        """
-        Automatically builds a minimal, highly relevant set of contextual information
-        for a given task.
+        """Build contextual information for a task synchronously.
+
+        Args:
+            task: The task to build context for.
+            context: Additional context string.
+
+        Returns:
+            Formatted context string from all memory sources.
         """
         query = f"{task.description} {context}".strip()
 
@@ -63,6 +71,31 @@ class ContextualMemory:
         ]
         return "\n".join(filter(None, context_parts))
 
+    async def abuild_context_for_task(self, task: Task, context: str) -> str:
+        """Build contextual information for a task asynchronously.
+
+        Args:
+            task: The task to build context for.
+            context: Additional context string.
+
+        Returns:
+            Formatted context string from all memory sources.
+        """
+        query = f"{task.description} {context}".strip()
+
+        if query == "":
+            return ""
+
+        # Fetch all contexts concurrently
+        results = await asyncio.gather(
+            self._afetch_ltm_context(task.description),
+            self._afetch_stm_context(query),
+            self._afetch_entity_context(query),
+            self._afetch_external_context(query),
+        )
+
+        return "\n".join(filter(None, results))
+
     def _fetch_stm_context(self, query: str) -> str:
         """
         Fetches recent relevant insights from STM related to the task's description and expected_output,
@@ -135,3 +168,87 @@ class ContextualMemory:
             f"- {result['content']}" for result in external_memories
         )
         return f"External memories:\n{formatted_memories}"
+
+    async def _afetch_stm_context(self, query: str) -> str:
+        """Fetch recent relevant insights from STM asynchronously.
+
+        Args:
+            query: The search query.
+
+        Returns:
+            Formatted insights as bullet points, or empty string if none found.
+        """
+        if self.stm is None:
+            return ""
+
+        stm_results = await self.stm.asearch(query)
+        formatted_results = "\n".join(
+            [f"- {result['content']}" for result in stm_results]
+        )
+        return f"Recent Insights:\n{formatted_results}" if stm_results else ""
+
+    async def _afetch_ltm_context(self, task: str) -> str | None:
+        """Fetch historical data from LTM asynchronously.
+
+        Args:
+            task: The task description to search for.
+
+        Returns:
+            Formatted historical data as bullet points, or None if none found.
+        """
+        if self.ltm is None:
+            return ""
+
+        ltm_results = await self.ltm.asearch(task, latest_n=2)
+        if not ltm_results:
+            return None
+
+        formatted_results = [
+            suggestion
+            for result in ltm_results
+            for suggestion in result["metadata"]["suggestions"]
+        ]
+        formatted_results = list(dict.fromkeys(formatted_results))
+        formatted_results = "\n".join([f"- {result}" for result in formatted_results])  # type: ignore # Incompatible types in assignment (expression has type "str", variable has type "list[str]")
+
+        return f"Historical Data:\n{formatted_results}" if ltm_results else ""
+
+    async def _afetch_entity_context(self, query: str) -> str:
+        """Fetch relevant entity information asynchronously.
+
+        Args:
+            query: The search query.
+
+        Returns:
+            Formatted entity information as bullet points, or empty string if none found.
+        """
+        if self.em is None:
+            return ""
+
+        em_results = await self.em.asearch(query)
+        formatted_results = "\n".join(
+            [f"- {result['content']}" for result in em_results]
+        )
+        return f"Entities:\n{formatted_results}" if em_results else ""
+
+    async def _afetch_external_context(self, query: str) -> str:
+        """Fetch relevant information from External Memory asynchronously.
+
+        Args:
+            query: The search query.
+
+        Returns:
+            Formatted information as bullet points, or empty string if none found.
+        """
+        if self.exm is None:
+            return ""
+
+        external_memories = await self.exm.asearch(query)
+
+        if not external_memories:
+            return ""
+
+        formatted_memories = "\n".join(
+            f"- {result['content']}" for result in external_memories
+        )
+        return f"External memories:\n{formatted_memories}"

lib/crewai/src/crewai/memory/entity/entity_memory.py

@@ -26,7 +26,13 @@ class EntityMemory(Memory):
 
     _memory_provider: str | None = PrivateAttr()
 
-    def __init__(self, crew=None, embedder_config=None, storage=None, path=None):
+    def __init__(
+        self,
+        crew: Any = None,
+        embedder_config: Any = None,
+        storage: Any = None,
+        path: str | None = None,
+    ) -> None:
         memory_provider = None
         if embedder_config and isinstance(embedder_config, dict):
             memory_provider = embedder_config.get("provider")
@@ -43,7 +49,7 @@ class EntityMemory(Memory):
                 if embedder_config and isinstance(embedder_config, dict)
                 else None
             )
-            storage = Mem0Storage(type="short_term", crew=crew, config=config)
+            storage = Mem0Storage(type="short_term", crew=crew, config=config)  # type: ignore[no-untyped-call]
         else:
             storage = (
                 storage
@@ -170,7 +176,17 @@ class EntityMemory(Memory):
         query: str,
         limit: int = 5,
         score_threshold: float = 0.6,
-    ):
+    ) -> list[Any]:
+        """Search entity memory for relevant entries.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
         crewai_event_bus.emit(
             self,
             event=MemoryQueryStartedEvent(
@@ -217,6 +233,168 @@ class EntityMemory(Memory):
             )
             raise
 
+    async def asave(
+        self,
+        value: EntityMemoryItem | list[EntityMemoryItem],
+        metadata: dict[str, Any] | None = None,
+    ) -> None:
+        """Save entity items asynchronously.
+
+        Args:
+            value: Single EntityMemoryItem or list of EntityMemoryItems to save.
+            metadata: Optional metadata dict (not used, for signature compatibility).
+        """
+        if not value:
+            return
+
+        items = value if isinstance(value, list) else [value]
+        is_batch = len(items) > 1
+
+        metadata = {"entity_count": len(items)} if is_batch else items[0].metadata
+        crewai_event_bus.emit(
+            self,
+            event=MemorySaveStartedEvent(
+                metadata=metadata,
+                source_type="entity_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        saved_count = 0
+        errors: list[str | None] = []
+
+        async def save_single_item(item: EntityMemoryItem) -> tuple[bool, str | None]:
+            """Save a single item asynchronously."""
+            try:
+                if self._memory_provider == "mem0":
+                    data = f"""
+                    Remember details about the following entity:
+                    Name: {item.name}
+                    Type: {item.type}
+                    Entity Description: {item.description}
+                    """
+                else:
+                    data = f"{item.name}({item.type}): {item.description}"
+
+                await super(EntityMemory, self).asave(data, item.metadata)
+                return True, None
+            except Exception as e:
+                return False, f"{item.name}: {e!s}"
+
+        try:
+            for item in items:
+                success, error = await save_single_item(item)
+                if success:
+                    saved_count += 1
+                else:
+                    errors.append(error)
+
+            if is_batch:
+                emit_value = f"Saved {saved_count} entities"
+                metadata = {"entity_count": saved_count, "errors": errors}
+            else:
+                emit_value = f"{items[0].name}({items[0].type}): {items[0].description}"
+                metadata = items[0].metadata
+
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveCompletedEvent(
+                    value=emit_value,
+                    metadata=metadata,
+                    save_time_ms=(time.time() - start_time) * 1000,
+                    source_type="entity_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+
+            if errors:
+                raise Exception(
+                    f"Partial save: {len(errors)} failed out of {len(items)}"
+                )
+
+        except Exception as e:
+            fail_metadata = (
+                {"entity_count": len(items), "saved": saved_count}
+                if is_batch
+                else items[0].metadata
+            )
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveFailedEvent(
+                    metadata=fail_metadata,
+                    error=str(e),
+                    source_type="entity_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+            raise
+
+    async def asearch(
+        self,
+        query: str,
+        limit: int = 5,
+        score_threshold: float = 0.6,
+    ) -> list[Any]:
+        """Search entity memory asynchronously.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemoryQueryStartedEvent(
+                query=query,
+                limit=limit,
+                score_threshold=score_threshold,
+                source_type="entity_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            results = await super().asearch(
+                query=query, limit=limit, score_threshold=score_threshold
+            )
+
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryCompletedEvent(
+                    query=query,
+                    results=results,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    query_time_ms=(time.time() - start_time) * 1000,
+                    source_type="entity_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+
+            return results
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryFailedEvent(
+                    query=query,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    error=str(e),
+                    source_type="entity_memory",
+                ),
+            )
+            raise
+
     def reset(self) -> None:
         try:
             self.storage.reset()

lib/crewai/src/crewai/memory/external/external_memory.py

@@ -30,7 +30,7 @@ class ExternalMemory(Memory):
     def _configure_mem0(crew: Any, config: dict[str, Any]) -> Mem0Storage:
         from crewai.memory.storage.mem0_storage import Mem0Storage
 
-        return Mem0Storage(type="external", crew=crew, config=config)
+        return Mem0Storage(type="external", crew=crew, config=config)  # type: ignore[no-untyped-call]
 
     @staticmethod
     def external_supported_storages() -> dict[str, Any]:
@@ -53,7 +53,10 @@ class ExternalMemory(Memory):
         if provider not in supported_storages:
             raise ValueError(f"Provider {provider} not supported")
 
-        return supported_storages[provider](crew, embedder_config.get("config", {}))
+        storage: Storage = supported_storages[provider](
+            crew, embedder_config.get("config", {})
+        )
+        return storage
 
     def save(
         self,
@@ -111,7 +114,17 @@ class ExternalMemory(Memory):
         query: str,
         limit: int = 5,
         score_threshold: float = 0.6,
-    ):
+    ) -> list[Any]:
+        """Search external memory for relevant entries.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
         crewai_event_bus.emit(
             self,
             event=MemoryQueryStartedEvent(
@@ -158,6 +171,124 @@ class ExternalMemory(Memory):
             )
             raise
 
+    async def asave(
+        self,
+        value: Any,
+        metadata: dict[str, Any] | None = None,
+    ) -> None:
+        """Save a value to external memory asynchronously.
+
+        Args:
+            value: The value to save.
+            metadata: Optional metadata to associate with the value.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemorySaveStartedEvent(
+                value=value,
+                metadata=metadata,
+                source_type="external_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            item = ExternalMemoryItem(
+                value=value,
+                metadata=metadata,
+                agent=self.agent.role if self.agent else None,
+            )
+            await super().asave(value=item.value, metadata=item.metadata)
+
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveCompletedEvent(
+                    value=value,
+                    metadata=metadata,
+                    save_time_ms=(time.time() - start_time) * 1000,
+                    source_type="external_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveFailedEvent(
+                    value=value,
+                    metadata=metadata,
+                    error=str(e),
+                    source_type="external_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+            raise
+
+    async def asearch(
+        self,
+        query: str,
+        limit: int = 5,
+        score_threshold: float = 0.6,
+    ) -> list[Any]:
+        """Search external memory asynchronously.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemoryQueryStartedEvent(
+                query=query,
+                limit=limit,
+                score_threshold=score_threshold,
+                source_type="external_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            results = await super().asearch(
+                query=query, limit=limit, score_threshold=score_threshold
+            )
+
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryCompletedEvent(
+                    query=query,
+                    results=results,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    query_time_ms=(time.time() - start_time) * 1000,
+                    source_type="external_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+
+            return results
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryFailedEvent(
+                    query=query,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    error=str(e),
+                    source_type="external_memory",
+                ),
+            )
+            raise
+
     def reset(self) -> None:
         self.storage.reset()
 

lib/crewai/src/crewai/memory/long_term/long_term_memory.py

@@ -24,7 +24,11 @@ class LongTermMemory(Memory):
     LongTermMemoryItem instances.
     """
 
-    def __init__(self, storage=None, path=None):
+    def __init__(
+        self,
+        storage: LTMSQLiteStorage | None = None,
+        path: str | None = None,
+    ) -> None:
         if not storage:
             storage = LTMSQLiteStorage(db_path=path) if path else LTMSQLiteStorage()
         super().__init__(storage=storage)
@@ -48,7 +52,7 @@ class LongTermMemory(Memory):
             metadata.update(
                 {"agent": item.agent, "expected_output": item.expected_output}
             )
-            self.storage.save(  # type: ignore # BUG?: Unexpected keyword argument "task_description","score","datetime" for "save" of "Storage"
+            self.storage.save(
                 task_description=item.task,
                 score=metadata["quality"],
                 metadata=metadata,
@@ -80,11 +84,20 @@ class LongTermMemory(Memory):
             )
             raise
 
-    def search(  # type: ignore # signature of "search" incompatible with supertype "Memory"
+    def search(  # type: ignore[override]
         self,
         task: str,
         latest_n: int = 3,
-    ) -> list[dict[str, Any]]:  # type: ignore # signature of "search" incompatible with supertype "Memory"
+    ) -> list[dict[str, Any]]:
+        """Search long-term memory for relevant entries.
+
+        Args:
+            task: The task description to search for.
+            latest_n: Maximum number of results to return.
+
+        Returns:
+            List of matching memory entries.
+        """
         crewai_event_bus.emit(
             self,
             event=MemoryQueryStartedEvent(
@@ -98,7 +111,7 @@ class LongTermMemory(Memory):
 
         start_time = time.time()
         try:
-            results = self.storage.load(task, latest_n)  # type: ignore # BUG?: "Storage" has no attribute "load"
+            results = self.storage.load(task, latest_n)
 
             crewai_event_bus.emit(
                 self,
@@ -113,7 +126,118 @@ class LongTermMemory(Memory):
                 ),
             )
 
-            return results
+            return results or []
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryFailedEvent(
+                    query=task,
+                    limit=latest_n,
+                    error=str(e),
+                    source_type="long_term_memory",
+                ),
+            )
+            raise
+
+    async def asave(self, item: LongTermMemoryItem) -> None:  # type: ignore[override]
+        """Save an item to long-term memory asynchronously.
+
+        Args:
+            item: The LongTermMemoryItem to save.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemorySaveStartedEvent(
+                value=item.task,
+                metadata=item.metadata,
+                agent_role=item.agent,
+                source_type="long_term_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            metadata = item.metadata
+            metadata.update(
+                {"agent": item.agent, "expected_output": item.expected_output}
+            )
+            await self.storage.asave(
+                task_description=item.task,
+                score=metadata["quality"],
+                metadata=metadata,
+                datetime=item.datetime,
+            )
+
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveCompletedEvent(
+                    value=item.task,
+                    metadata=item.metadata,
+                    agent_role=item.agent,
+                    save_time_ms=(time.time() - start_time) * 1000,
+                    source_type="long_term_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveFailedEvent(
+                    value=item.task,
+                    metadata=item.metadata,
+                    agent_role=item.agent,
+                    error=str(e),
+                    source_type="long_term_memory",
+                ),
+            )
+            raise
+
+    async def asearch(  # type: ignore[override]
+        self,
+        task: str,
+        latest_n: int = 3,
+    ) -> list[dict[str, Any]]:
+        """Search long-term memory asynchronously.
+
+        Args:
+            task: The task description to search for.
+            latest_n: Maximum number of results to return.
+
+        Returns:
+            List of matching memory entries.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemoryQueryStartedEvent(
+                query=task,
+                limit=latest_n,
+                source_type="long_term_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            results = await self.storage.aload(task, latest_n)
+
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryCompletedEvent(
+                    query=task,
+                    results=results,
+                    limit=latest_n,
+                    query_time_ms=(time.time() - start_time) * 1000,
+                    source_type="long_term_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+
+            return results or []
         except Exception as e:
             crewai_event_bus.emit(
                 self,
@@ -127,4 +251,5 @@ class LongTermMemory(Memory):
             raise
 
     def reset(self) -> None:
+        """Reset long-term memory."""
         self.storage.reset()

lib/crewai/src/crewai/memory/memory.py

@@ -13,9 +13,7 @@ if TYPE_CHECKING:
 
 
 class Memory(BaseModel):
-    """
-    Base class for memory, now supporting agent tags and generic metadata.
-    """
+    """Base class for memory, supporting agent tags and generic metadata."""
 
     embedder_config: EmbedderConfig | dict[str, Any] | None = None
     crew: Any | None = None
@@ -52,20 +50,72 @@ class Memory(BaseModel):
         value: Any,
         metadata: dict[str, Any] | None = None,
     ) -> None:
-        metadata = metadata or {}
+        """Save a value to memory.
 
+        Args:
+            value: The value to save.
+            metadata: Optional metadata to associate with the value.
+        """
+        metadata = metadata or {}
         self.storage.save(value, metadata)
 
+    async def asave(
+        self,
+        value: Any,
+        metadata: dict[str, Any] | None = None,
+    ) -> None:
+        """Save a value to memory asynchronously.
+
+        Args:
+            value: The value to save.
+            metadata: Optional metadata to associate with the value.
+        """
+        metadata = metadata or {}
+        await self.storage.asave(value, metadata)
+
     def search(
         self,
         query: str,
         limit: int = 5,
         score_threshold: float = 0.6,
     ) -> list[Any]:
-        return self.storage.search(
+        """Search memory for relevant entries.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
+        results: list[Any] = self.storage.search(
             query=query, limit=limit, score_threshold=score_threshold
         )
+        return results
+
+    async def asearch(
+        self,
+        query: str,
+        limit: int = 5,
+        score_threshold: float = 0.6,
+    ) -> list[Any]:
+        """Search memory for relevant entries asynchronously.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
+        results: list[Any] = await self.storage.asearch(
+            query=query, limit=limit, score_threshold=score_threshold
+        )
+        return results
 
     def set_crew(self, crew: Any) -> Memory:
+        """Set the crew for this memory instance."""
         self.crew = crew
         return self

lib/crewai/src/crewai/memory/short_term/short_term_memory.py

@@ -30,7 +30,13 @@ class ShortTermMemory(Memory):
 
     _memory_provider: str | None = PrivateAttr()
 
-    def __init__(self, crew=None, embedder_config=None, storage=None, path=None):
+    def __init__(
+        self,
+        crew: Any = None,
+        embedder_config: Any = None,
+        storage: Any = None,
+        path: str | None = None,
+    ) -> None:
         memory_provider = None
         if embedder_config and isinstance(embedder_config, dict):
             memory_provider = embedder_config.get("provider")
@@ -47,7 +53,7 @@ class ShortTermMemory(Memory):
                 if embedder_config and isinstance(embedder_config, dict)
                 else None
             )
-            storage = Mem0Storage(type="short_term", crew=crew, config=config)
+            storage = Mem0Storage(type="short_term", crew=crew, config=config)  # type: ignore[no-untyped-call]
         else:
             storage = (
                 storage
@@ -123,7 +129,17 @@ class ShortTermMemory(Memory):
         query: str,
         limit: int = 5,
         score_threshold: float = 0.6,
-    ):
+    ) -> list[Any]:
+        """Search short-term memory for relevant entries.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
         crewai_event_bus.emit(
             self,
             event=MemoryQueryStartedEvent(
@@ -140,7 +156,7 @@ class ShortTermMemory(Memory):
         try:
             results = self.storage.search(
                 query=query, limit=limit, score_threshold=score_threshold
-            )  # type: ignore # BUG? The reference is to the parent class, but the parent class does not have this parameters
+            )
 
             crewai_event_bus.emit(
                 self,
@@ -156,7 +172,130 @@ class ShortTermMemory(Memory):
                 ),
             )
 
-            return results
+            return list(results)
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryFailedEvent(
+                    query=query,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    error=str(e),
+                    source_type="short_term_memory",
+                ),
+            )
+            raise
+
+    async def asave(
+        self,
+        value: Any,
+        metadata: dict[str, Any] | None = None,
+    ) -> None:
+        """Save a value to short-term memory asynchronously.
+
+        Args:
+            value: The value to save.
+            metadata: Optional metadata to associate with the value.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemorySaveStartedEvent(
+                value=value,
+                metadata=metadata,
+                source_type="short_term_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            item = ShortTermMemoryItem(
+                data=value,
+                metadata=metadata,
+                agent=self.agent.role if self.agent else None,
+            )
+            if self._memory_provider == "mem0":
+                item.data = (
+                    f"Remember the following insights from Agent run: {item.data}"
+                )
+
+            await super().asave(value=item.data, metadata=item.metadata)
+
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveCompletedEvent(
+                    value=value,
+                    metadata=metadata,
+                    save_time_ms=(time.time() - start_time) * 1000,
+                    source_type="short_term_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+        except Exception as e:
+            crewai_event_bus.emit(
+                self,
+                event=MemorySaveFailedEvent(
+                    value=value,
+                    metadata=metadata,
+                    error=str(e),
+                    source_type="short_term_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+            raise
+
+    async def asearch(
+        self,
+        query: str,
+        limit: int = 5,
+        score_threshold: float = 0.6,
+    ) -> list[Any]:
+        """Search short-term memory asynchronously.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching memory entries.
+        """
+        crewai_event_bus.emit(
+            self,
+            event=MemoryQueryStartedEvent(
+                query=query,
+                limit=limit,
+                score_threshold=score_threshold,
+                source_type="short_term_memory",
+                from_agent=self.agent,
+                from_task=self.task,
+            ),
+        )
+
+        start_time = time.time()
+        try:
+            results = await self.storage.asearch(
+                query=query, limit=limit, score_threshold=score_threshold
+            )
+
+            crewai_event_bus.emit(
+                self,
+                event=MemoryQueryCompletedEvent(
+                    query=query,
+                    results=results,
+                    limit=limit,
+                    score_threshold=score_threshold,
+                    query_time_ms=(time.time() - start_time) * 1000,
+                    source_type="short_term_memory",
+                    from_agent=self.agent,
+                    from_task=self.task,
+                ),
+            )
+
+            return list(results)
         except Exception as e:
             crewai_event_bus.emit(
                 self,

lib/crewai/src/crewai/memory/storage/ltm_sqlite_storage.py

@@ -3,29 +3,30 @@ from pathlib import Path
 import sqlite3
 from typing import Any
 
+import aiosqlite
+
 from crewai.utilities import Printer
 from crewai.utilities.paths import db_storage_path
 
 
 class LTMSQLiteStorage:
-    """
-    An updated SQLite storage class for LTM data storage.
-    """
+    """SQLite storage class for long-term memory data."""
 
     def __init__(self, db_path: str | None = None) -> None:
+        """Initialize the SQLite storage.
+
+        Args:
+            db_path: Optional path to the database file.
+        """
         if db_path is None:
-            # Get the parent directory of the default db path and create our db file there
             db_path = str(Path(db_storage_path()) / "long_term_memory_storage.db")
         self.db_path = db_path
         self._printer: Printer = Printer()
-        # Ensure parent directory exists
         Path(self.db_path).parent.mkdir(parents=True, exist_ok=True)
         self._initialize_db()
 
-    def _initialize_db(self):
-        """
-        Initializes the SQLite database and creates LTM table
-        """
+    def _initialize_db(self) -> None:
+        """Initialize the SQLite database and create LTM table."""
         try:
             with sqlite3.connect(self.db_path) as conn:
                 cursor = conn.cursor()
@@ -106,9 +107,7 @@ class LTMSQLiteStorage:
             )
         return None
 
-    def reset(
-        self,
-    ) -> None:
+    def reset(self) -> None:
         """Resets the LTM table with error handling."""
         try:
             with sqlite3.connect(self.db_path) as conn:
@@ -121,4 +120,87 @@ class LTMSQLiteStorage:
                 content=f"MEMORY ERROR: An error occurred while deleting all rows in LTM: {e}",
                 color="red",
             )
-        return
+
+    async def asave(
+        self,
+        task_description: str,
+        metadata: dict[str, Any],
+        datetime: str,
+        score: int | float,
+    ) -> None:
+        """Save data to the LTM table asynchronously.
+
+        Args:
+            task_description: Description of the task.
+            metadata: Metadata associated with the memory.
+            datetime: Timestamp of the memory.
+            score: Quality score of the memory.
+        """
+        try:
+            async with aiosqlite.connect(self.db_path) as conn:
+                await conn.execute(
+                    """
+                    INSERT INTO long_term_memories (task_description, metadata, datetime, score)
+                    VALUES (?, ?, ?, ?)
+                    """,
+                    (task_description, json.dumps(metadata), datetime, score),
+                )
+                await conn.commit()
+        except aiosqlite.Error as e:
+            self._printer.print(
+                content=f"MEMORY ERROR: An error occurred while saving to LTM: {e}",
+                color="red",
+            )
+
+    async def aload(
+        self, task_description: str, latest_n: int
+    ) -> list[dict[str, Any]] | None:
+        """Query the LTM table by task description asynchronously.
+
+        Args:
+            task_description: Description of the task to search for.
+            latest_n: Maximum number of results to return.
+
+        Returns:
+            List of matching memory entries or None if error occurs.
+        """
+        try:
+            async with aiosqlite.connect(self.db_path) as conn:
+                cursor = await conn.execute(
+                    f"""
+                    SELECT metadata, datetime, score
+                    FROM long_term_memories
+                    WHERE task_description = ?
+                    ORDER BY datetime DESC, score ASC
+                    LIMIT {latest_n}
+                    """,  # nosec # noqa: S608
+                    (task_description,),
+                )
+                rows = await cursor.fetchall()
+                if rows:
+                    return [
+                        {
+                            "metadata": json.loads(row[0]),
+                            "datetime": row[1],
+                            "score": row[2],
+                        }
+                        for row in rows
+                    ]
+        except aiosqlite.Error as e:
+            self._printer.print(
+                content=f"MEMORY ERROR: An error occurred while querying LTM: {e}",
+                color="red",
+            )
+        return None
+
+    async def areset(self) -> None:
+        """Reset the LTM table asynchronously."""
+        try:
+            async with aiosqlite.connect(self.db_path) as conn:
+                await conn.execute("DELETE FROM long_term_memories")
+                await conn.commit()
+        except aiosqlite.Error as e:
+            self._printer.print(
+                content=f"MEMORY ERROR: An error occurred while deleting all rows in LTM: {e}",
+                color="red",
+            )

lib/crewai/src/crewai/memory/storage/rag_storage.py

@@ -129,6 +129,12 @@ class RAGStorage(BaseRAGStorage):
         return f"{base_path}/{file_name}"
 
     def save(self, value: Any, metadata: dict[str, Any]) -> None:
+        """Save a value to storage.
+
+        Args:
+            value: The value to save.
+            metadata: Metadata to associate with the value.
+        """
         try:
             client = self._get_client()
             collection_name = (
@@ -167,6 +173,51 @@ class RAGStorage(BaseRAGStorage):
                 f"Error during {self.type} save: {e!s}\n{traceback.format_exc()}"
             )
 
+    async def asave(self, value: Any, metadata: dict[str, Any]) -> None:
+        """Save a value to storage asynchronously.
+
+        Args:
+            value: The value to save.
+            metadata: Metadata to associate with the value.
+        """
+        try:
+            client = self._get_client()
+            collection_name = (
+                f"memory_{self.type}_{self.agents}"
+                if self.agents
+                else f"memory_{self.type}"
+            )
+            await client.aget_or_create_collection(collection_name=collection_name)
+
+            document: BaseRecord = {"content": value}
+            if metadata:
+                document["metadata"] = metadata
+
+            batch_size = None
+            if (
+                self.embedder_config
+                and isinstance(self.embedder_config, dict)
+                and "config" in self.embedder_config
+            ):
+                nested_config = self.embedder_config["config"]
+                if isinstance(nested_config, dict):
+                    batch_size = nested_config.get("batch_size")
+
+            if batch_size is not None:
+                await client.aadd_documents(
+                    collection_name=collection_name,
+                    documents=[document],
+                    batch_size=cast(int, batch_size),
+                )
+            else:
+                await client.aadd_documents(
+                    collection_name=collection_name, documents=[document]
+                )
+        except Exception as e:
+            logging.error(
+                f"Error during {self.type} async save: {e!s}\n{traceback.format_exc()}"
+            )
+
     def search(
         self,
         query: str,
@@ -174,6 +225,17 @@ class RAGStorage(BaseRAGStorage):
         filter: dict[str, Any] | None = None,
         score_threshold: float = 0.6,
     ) -> list[Any]:
+        """Search for matching entries in storage.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            filter: Optional metadata filter.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching entries.
+        """
         try:
             client = self._get_client()
             collection_name = (
@@ -194,6 +256,44 @@ class RAGStorage(BaseRAGStorage):
             )
             return []
 
+    async def asearch(
+        self,
+        query: str,
+        limit: int = 5,
+        filter: dict[str, Any] | None = None,
+        score_threshold: float = 0.6,
+    ) -> list[Any]:
+        """Search for matching entries in storage asynchronously.
+
+        Args:
+            query: The search query.
+            limit: Maximum number of results to return.
+            filter: Optional metadata filter.
+            score_threshold: Minimum similarity score for results.
+
+        Returns:
+            List of matching entries.
+        """
+        try:
+            client = self._get_client()
+            collection_name = (
+                f"memory_{self.type}_{self.agents}"
+                if self.agents
+                else f"memory_{self.type}"
+            )
+            return await client.asearch(
+                collection_name=collection_name,
+                query=query,
+                limit=limit,
+                metadata_filter=filter,
+                score_threshold=score_threshold,
+            )
+        except Exception as e:
+            logging.error(
+                f"Error during {self.type} async search: {e!s}\n{traceback.format_exc()}"
+            )
+            return []
+
     def reset(self) -> None:
         try:
             client = self._get_client()

lib/crewai/src/crewai/rag/embeddings/providers/huggingface/huggingface_provider.py

@@ -1,21 +1,35 @@
 """HuggingFace embeddings provider."""
 
 from chromadb.utils.embedding_functions.huggingface_embedding_function import (
-    HuggingFaceEmbeddingServer,
+    HuggingFaceEmbeddingFunction,
 )
 from pydantic import AliasChoices, Field
 
 from crewai.rag.core.base_embeddings_provider import BaseEmbeddingsProvider
 
 
-class HuggingFaceProvider(BaseEmbeddingsProvider[HuggingFaceEmbeddingServer]):
-    """HuggingFace embeddings provider."""
+class HuggingFaceProvider(BaseEmbeddingsProvider[HuggingFaceEmbeddingFunction]):
+    """HuggingFace embeddings provider for the HuggingFace Inference API."""
 
-    embedding_callable: type[HuggingFaceEmbeddingServer] = Field(
-        default=HuggingFaceEmbeddingServer,
+    embedding_callable: type[HuggingFaceEmbeddingFunction] = Field(
+        default=HuggingFaceEmbeddingFunction,
         description="HuggingFace embedding function class",
     )
-    url: str = Field(
-        description="HuggingFace API URL",
-        validation_alias=AliasChoices("EMBEDDINGS_HUGGINGFACE_URL", "HUGGINGFACE_URL"),
+    api_key: str | None = Field(
+        default=None,
+        description="HuggingFace API key",
+        validation_alias=AliasChoices(
+            "EMBEDDINGS_HUGGINGFACE_API_KEY",
+            "HUGGINGFACE_API_KEY",
+            "HF_TOKEN",
+        ),
+    )
+    model_name: str = Field(
+        default="sentence-transformers/all-MiniLM-L6-v2",
+        description="Model name to use for embeddings",
+        validation_alias=AliasChoices(
+            "EMBEDDINGS_HUGGINGFACE_MODEL_NAME",
+            "HUGGINGFACE_MODEL_NAME",
+            "model",
+        ),
     )

lib/crewai/src/crewai/rag/embeddings/providers/huggingface/types.py

@@ -1,6 +1,6 @@
 """Type definitions for HuggingFace embedding providers."""
 
-from typing import Literal
+from typing import Annotated, Literal
 
 from typing_extensions import Required, TypedDict
 
@@ -8,7 +8,11 @@ from typing_extensions import Required, TypedDict
 class HuggingFaceProviderConfig(TypedDict, total=False):
     """Configuration for HuggingFace provider."""
 
-    url: str
+    api_key: str
+    model: Annotated[
+        str, "sentence-transformers/all-MiniLM-L6-v2"
+    ]  # alias for model_name for backward compat
+    model_name: Annotated[str, "sentence-transformers/all-MiniLM-L6-v2"]
 
 
 class HuggingFaceProviderSpec(TypedDict, total=False):

lib/crewai/src/crewai/task.py

@@ -497,6 +497,107 @@ class Task(BaseModel):
         result = self._execute_core(agent, context, tools)
         future.set_result(result)
 
+    async def aexecute_sync(
+        self,
+        agent: BaseAgent | None = None,
+        context: str | None = None,
+        tools: list[BaseTool] | None = None,
+    ) -> TaskOutput:
+        """Execute the task asynchronously using native async/await."""
+        return await self._aexecute_core(agent, context, tools)
+
+    async def _aexecute_core(
+        self,
+        agent: BaseAgent | None,
+        context: str | None,
+        tools: list[Any] | None,
+    ) -> TaskOutput:
+        """Run the core execution logic of the task asynchronously."""
+        try:
+            agent = agent or self.agent
+            self.agent = agent
+            if not agent:
+                raise Exception(
+                    f"The task '{self.description}' has no agent assigned, therefore it can't be executed directly and should be executed in a Crew using a specific process that support that, like hierarchical."
+                )
+
+            self.start_time = datetime.datetime.now()
+
+            self.prompt_context = context
+            tools = tools or self.tools or []
+
+            self.processed_by_agents.add(agent.role)
+            crewai_event_bus.emit(self, TaskStartedEvent(context=context, task=self))  # type: ignore[no-untyped-call]
+            result = await agent.aexecute_task(
+                task=self,
+                context=context,
+                tools=tools,
+            )
+
+            if not self._guardrails and not self._guardrail:
+                pydantic_output, json_output = self._export_output(result)
+            else:
+                pydantic_output, json_output = None, None
+
+            task_output = TaskOutput(
+                name=self.name or self.description,
+                description=self.description,
+                expected_output=self.expected_output,
+                raw=result,
+                pydantic=pydantic_output,
+                json_dict=json_output,
+                agent=agent.role,
+                output_format=self._get_output_format(),
+                messages=agent.last_messages,  # type: ignore[attr-defined]
+            )
+
+            if self._guardrails:
+                for idx, guardrail in enumerate(self._guardrails):
+                    task_output = await self._ainvoke_guardrail_function(
+                        task_output=task_output,
+                        agent=agent,
+                        tools=tools,
+                        guardrail=guardrail,
+                        guardrail_index=idx,
+                    )
+
+            if self._guardrail:
+                task_output = await self._ainvoke_guardrail_function(
+                    task_output=task_output,
+                    agent=agent,
+                    tools=tools,
+                    guardrail=self._guardrail,
+                )
+
+            self.output = task_output
+            self.end_time = datetime.datetime.now()
+
+            if self.callback:
+                self.callback(self.output)
+
+            crew = self.agent.crew  # type: ignore[union-attr]
+            if crew and crew.task_callback and crew.task_callback != self.callback:
+                crew.task_callback(self.output)
+
+            if self.output_file:
+                content = (
+                    json_output
+                    if json_output
+                    else (
+                        pydantic_output.model_dump_json() if pydantic_output else result
+                    )
+                )
+                self._save_file(content)
+            crewai_event_bus.emit(
+                self,
+                TaskCompletedEvent(output=task_output, task=self),  # type: ignore[no-untyped-call]
+            )
+            return task_output
+        except Exception as e:
+            self.end_time = datetime.datetime.now()
+            crewai_event_bus.emit(self, TaskFailedEvent(error=str(e), task=self))  # type: ignore[no-untyped-call]
+            raise e  # Re-raise the exception after emitting the event
+
     def _execute_core(
         self,
         agent: BaseAgent | None,
@@ -539,7 +640,7 @@ class Task(BaseModel):
                 json_dict=json_output,
                 agent=agent.role,
                 output_format=self._get_output_format(),
-                messages=agent.last_messages,
+                messages=agent.last_messages,  # type: ignore[attr-defined]
             )
 
             if self._guardrails:
@@ -950,7 +1051,103 @@ Follow these guidelines:
                 json_dict=json_output,
                 agent=agent.role,
                 output_format=self._get_output_format(),
-                messages=agent.last_messages,
+                messages=agent.last_messages,  # type: ignore[attr-defined]
+            )
+
+        return task_output
+
+    async def _ainvoke_guardrail_function(
+        self,
+        task_output: TaskOutput,
+        agent: BaseAgent,
+        tools: list[BaseTool],
+        guardrail: GuardrailCallable | None,
+        guardrail_index: int | None = None,
+    ) -> TaskOutput:
+        """Invoke the guardrail function asynchronously."""
+        if not guardrail:
+            return task_output
+
+        if guardrail_index is not None:
+            current_retry_count = self._guardrail_retry_counts.get(guardrail_index, 0)
+        else:
+            current_retry_count = self.retry_count
+
+        max_attempts = self.guardrail_max_retries + 1
+
+        for attempt in range(max_attempts):
+            guardrail_result = process_guardrail(
+                output=task_output,
+                guardrail=guardrail,
+                retry_count=current_retry_count,
+                event_source=self,
+                from_task=self,
+                from_agent=agent,
+            )
+
+            if guardrail_result.success:
+                if guardrail_result.result is None:
+                    raise Exception(
+                        "Task guardrail returned None as result. This is not allowed."
+                    )
+
+                if isinstance(guardrail_result.result, str):
+                    task_output.raw = guardrail_result.result
+                    pydantic_output, json_output = self._export_output(
+                        guardrail_result.result
+                    )
+                    task_output.pydantic = pydantic_output
+                    task_output.json_dict = json_output
+                elif isinstance(guardrail_result.result, TaskOutput):
+                    task_output = guardrail_result.result
+
+                return task_output
+
+            if attempt >= self.guardrail_max_retries:
+                guardrail_name = (
+                    f"guardrail {guardrail_index}"
+                    if guardrail_index is not None
+                    else "guardrail"
+                )
+                raise Exception(
+                    f"Task failed {guardrail_name} validation after {self.guardrail_max_retries} retries. "
+                    f"Last error: {guardrail_result.error}"
+                )
+
+            if guardrail_index is not None:
+                current_retry_count += 1
+                self._guardrail_retry_counts[guardrail_index] = current_retry_count
+            else:
+                self.retry_count += 1
+                current_retry_count = self.retry_count
+
+            context = self.i18n.errors("validation_error").format(
+                guardrail_result_error=guardrail_result.error,
+                task_output=task_output.raw,
+            )
+            printer = Printer()
+            printer.print(
+                content=f"Guardrail {guardrail_index if guardrail_index is not None else ''} blocked (attempt {attempt + 1}/{max_attempts}), retrying due to: {guardrail_result.error}\n",
+                color="yellow",
+            )
+
+            result = await agent.aexecute_task(
+                task=self,
+                context=context,
+                tools=tools,
+            )
+
+            pydantic_output, json_output = self._export_output(result)
+            task_output = TaskOutput(
+                name=self.name or self.description,
+                description=self.description,
+                expected_output=self.expected_output,
+                raw=result,
+                pydantic=pydantic_output,
+                json_dict=json_output,
+                agent=agent.role,
+                output_format=self._get_output_format(),
+                messages=agent.last_messages,  # type: ignore[attr-defined]
             )
 
         return task_output

lib/crewai/src/crewai/telemetry/telemetry.py

@@ -392,9 +392,7 @@ class Telemetry:
                 self._add_attribute(span, "platform_system", platform.system())
                 self._add_attribute(span, "platform_version", platform.version())
                 self._add_attribute(span, "cpus", os.cpu_count())
-                self._add_attribute(
-                    span, "crew_inputs", json.dumps(inputs) if inputs else None
-                )
+                self._add_attribute(span, "crew_inputs", json.dumps(inputs or {}))
             else:
                 self._add_attribute(
                     span,
@@ -707,9 +705,7 @@ class Telemetry:
             self._add_attribute(span, "model_name", model_name)
 
             if crew.share_crew:
-                self._add_attribute(
-                    span, "inputs", json.dumps(inputs) if inputs else None
-                )
+                self._add_attribute(span, "inputs", json.dumps(inputs or {}))
 
             close_span(span)
 
@@ -814,9 +810,7 @@ class Telemetry:
             add_crew_attributes(
                 span, crew, self._add_attribute, include_fingerprint=False
             )
-            self._add_attribute(
-                span, "crew_inputs", json.dumps(inputs) if inputs else None
-            )
+            self._add_attribute(span, "crew_inputs", json.dumps(inputs or {}))
             self._add_attribute(
                 span,
                 "crew_agents",

lib/crewai/src/crewai/tools/base_tool.py

@@ -2,9 +2,18 @@ from __future__ import annotations
 
 from abc import ABC, abstractmethod
 import asyncio
-from collections.abc import Callable
+from collections.abc import Awaitable, Callable
 from inspect import signature
-from typing import Any, cast, get_args, get_origin
+from typing import (
+    Any,
+    Generic,
+    ParamSpec,
+    TypeVar,
+    cast,
+    get_args,
+    get_origin,
+    overload,
+)
 
 from pydantic import (
     BaseModel,
@@ -14,6 +23,7 @@ from pydantic import (
     create_model,
     field_validator,
 )
+from typing_extensions import TypeIs
 
 from crewai.tools.structured_tool import CrewStructuredTool
 from crewai.utilities.printer import Printer
@@ -21,6 +31,19 @@ from crewai.utilities.printer import Printer
 
 _printer = Printer()
 
+P = ParamSpec("P")
+R = TypeVar("R", covariant=True)
+
+
+def _is_async_callable(func: Callable[..., Any]) -> bool:
+    """Check if a callable is async."""
+    return asyncio.iscoroutinefunction(func)
+
+
+def _is_awaitable(value: R | Awaitable[R]) -> TypeIs[Awaitable[R]]:
+    """Type narrowing check for awaitable values."""
+    return asyncio.iscoroutine(value) or asyncio.isfuture(value)
+
 
 class EnvVar(BaseModel):
     name: str
@@ -55,7 +78,7 @@ class BaseTool(BaseModel, ABC):
         default=False, description="Flag to check if the description has been updated."
     )
 
-    cache_function: Callable = Field(
+    cache_function: Callable[..., bool] = Field(
         default=lambda _args=None, _result=None: True,
         description="Function that will be used to determine if the tool should be cached, should return a boolean. If None, the tool will be cached.",
     )
@@ -123,6 +146,35 @@ class BaseTool(BaseModel, ABC):
 
         return result
 
+    async def arun(
+        self,
+        *args: Any,
+        **kwargs: Any,
+    ) -> Any:
+        """Execute the tool asynchronously.
+
+        Args:
+            *args: Positional arguments to pass to the tool.
+            **kwargs: Keyword arguments to pass to the tool.
+
+        Returns:
+            The result of the tool execution.
+        """
+        result = await self._arun(*args, **kwargs)
+        self.current_usage_count += 1
+        return result
+
+    async def _arun(
+        self,
+        *args: Any,
+        **kwargs: Any,
+    ) -> Any:
+        """Async implementation of the tool. Override for async support."""
+        raise NotImplementedError(
+            f"{self.__class__.__name__} does not implement _arun. "
+            "Override _arun for async support or use run() for sync execution."
+        )
+
     def reset_usage_count(self) -> None:
         """Reset the current usage count to zero."""
         self.current_usage_count = 0
@@ -133,7 +185,17 @@ class BaseTool(BaseModel, ABC):
         *args: Any,
         **kwargs: Any,
     ) -> Any:
-        """Here goes the actual implementation of the tool."""
+        """Sync implementation of the tool.
+
+        Subclasses must implement this method for synchronous execution.
+
+        Args:
+            *args: Positional arguments for the tool.
+            **kwargs: Keyword arguments for the tool.
+
+        Returns:
+            The result of the tool execution.
+        """
 
     def to_structured_tool(self) -> CrewStructuredTool:
         """Convert this tool to a CrewStructuredTool instance."""
@@ -239,21 +301,90 @@ class BaseTool(BaseModel, ABC):
 
         if args:
             args_str = ", ".join(BaseTool._get_arg_annotations(arg) for arg in args)
-            return f"{origin.__name__}[{args_str}]"
+            return str(f"{origin.__name__}[{args_str}]")
 
-        return origin.__name__
+        return str(origin.__name__)
 
 
-class Tool(BaseTool):
-    """The function that will be executed when the tool is called."""
+class Tool(BaseTool, Generic[P, R]):
+    """Tool that wraps a callable function.
 
-    func: Callable
 
-    def _run(self, *args: Any, **kwargs: Any) -> Any:
-        return self.func(*args, **kwargs)
+    Type Parameters:
+        P: ParamSpec capturing the function's parameters.
+        R: The return type of the function.
+    """
+
+    func: Callable[P, R | Awaitable[R]]
+
+    def run(self, *args: P.args, **kwargs: P.kwargs) -> R:
+        """Executes the tool synchronously.
+
+        Args:
+            *args: Positional arguments for the tool.
+            **kwargs: Keyword arguments for the tool.
+
+        Returns:
+            The result of the tool execution.
+        """
+        _printer.print(f"Using Tool: {self.name}", color="cyan")
+        result = self.func(*args, **kwargs)
+
+        if asyncio.iscoroutine(result):
+            result = asyncio.run(result)
+
+        self.current_usage_count += 1
+        return result  # type: ignore[return-value]
+
+    def _run(self, *args: P.args, **kwargs: P.kwargs) -> R:
+        """Executes the wrapped function.
+
+        Args:
+            *args: Positional arguments for the function.
+            **kwargs: Keyword arguments for the function.
+
+        Returns:
+            The result of the function execution.
+        """
+        return self.func(*args, **kwargs)  # type: ignore[return-value]
+
+    async def arun(self, *args: P.args, **kwargs: P.kwargs) -> R:
+        """Executes the tool asynchronously.
+
+        Args:
+            *args: Positional arguments for the tool.
+            **kwargs: Keyword arguments for the tool.
+
+        Returns:
+            The result of the tool execution.
+        """
+        result = await self._arun(*args, **kwargs)
+        self.current_usage_count += 1
+        return result
+
+    async def _arun(self, *args: P.args, **kwargs: P.kwargs) -> R:
+        """Executes the wrapped function asynchronously.
+
+        Args:
+            *args: Positional arguments for the function.
+            **kwargs: Keyword arguments for the function.
+
+        Returns:
+            The result of the async function execution.
+
+        Raises:
+            NotImplementedError: If the wrapped function is not async.
+        """
+        result = self.func(*args, **kwargs)
+        if _is_awaitable(result):
+            return await result
+        raise NotImplementedError(
+            f"{self.name} does not have an async function. "
+            "Use run() for sync execution or provide an async function."
+        )
 
     @classmethod
-    def from_langchain(cls, tool: Any) -> Tool:
+    def from_langchain(cls, tool: Any) -> Tool[..., Any]:
         """Create a Tool instance from a CrewStructuredTool.
 
         This method takes a CrewStructuredTool object and converts it into a
@@ -261,10 +392,10 @@ class Tool(BaseTool):
         attribute and infers the argument schema if not explicitly provided.
 
         Args:
-            tool (Any): The CrewStructuredTool object to be converted.
+            tool: The CrewStructuredTool object to be converted.
 
         Returns:
-            Tool: A new Tool instance created from the provided CrewStructuredTool.
+            A new Tool instance created from the provided CrewStructuredTool.
 
         Raises:
             ValueError: If the provided tool does not have a callable 'func' attribute.
@@ -308,37 +439,83 @@ class Tool(BaseTool):
 def to_langchain(
     tools: list[BaseTool | CrewStructuredTool],
 ) -> list[CrewStructuredTool]:
+    """Convert a list of tools to CrewStructuredTool instances."""
     return [t.to_structured_tool() if isinstance(t, BaseTool) else t for t in tools]
 
 
+P2 = ParamSpec("P2")
+R2 = TypeVar("R2")
+
+
+@overload
+def tool(func: Callable[P2, R2], /) -> Tool[P2, R2]: ...
+
+
+@overload
 def tool(
-    *args, result_as_answer: bool = False, max_usage_count: int | None = None
-) -> Callable:
-    """
-    Decorator to create a tool from a function.
+    name: str,
+    /,
+    *,
+    result_as_answer: bool = ...,
+    max_usage_count: int | None = ...,
+) -> Callable[[Callable[P2, R2]], Tool[P2, R2]]: ...
+
+
+@overload
+def tool(
+    *,
+    result_as_answer: bool = ...,
+    max_usage_count: int | None = ...,
+) -> Callable[[Callable[P2, R2]], Tool[P2, R2]]: ...
+
+
+def tool(
+    *args: Callable[P2, R2] | str,
+    result_as_answer: bool = False,
+    max_usage_count: int | None = None,
+) -> Tool[P2, R2] | Callable[[Callable[P2, R2]], Tool[P2, R2]]:
+    """Decorator to create a Tool from a function.
+
+    Can be used in three ways:
+    1. @tool - decorator without arguments, uses function name
+    2. @tool("name") - decorator with custom name
+    3. @tool(result_as_answer=True) - decorator with options
 
     Args:
-        *args: Positional arguments, either the function to decorate or the tool name.
-        result_as_answer: Flag to indicate if the tool result should be used as the final agent answer.
-        max_usage_count: Maximum number of times this tool can be used. None means unlimited usage.
+        *args: Either the function to decorate or a custom tool name.
+        result_as_answer: If True, the tool result becomes the final agent answer.
+        max_usage_count: Maximum times this tool can be used. None means unlimited.
+
+    Returns:
+        A Tool instance.
+
+    Example:
+        @tool
+        def greet(name: str) -> str:
+            '''Greet someone.'''
+            return f"Hello, {name}!"
+
+        result = greet.run("World")
     """
 
-    def _make_with_name(tool_name: str) -> Callable:
-        def _make_tool(f: Callable) -> BaseTool:
+    def _make_with_name(tool_name: str) -> Callable[[Callable[P2, R2]], Tool[P2, R2]]:
+        def _make_tool(f: Callable[P2, R2]) -> Tool[P2, R2]:
             if f.__doc__ is None:
                 raise ValueError("Function must have a docstring")
-            if f.__annotations__ is None:
+
+            func_annotations = getattr(f, "__annotations__", None)
+            if func_annotations is None:
                 raise ValueError("Function must have type annotations")
 
             class_name = "".join(tool_name.split()).title()
-            args_schema = cast(
+            tool_args_schema = cast(
                 type[PydanticBaseModel],
                 type(
                     class_name,
                     (PydanticBaseModel,),
                     {
                         "__annotations__": {
-                            k: v for k, v in f.__annotations__.items() if k != "return"
+                            k: v for k, v in func_annotations.items() if k != "return"
                         },
                     },
                 ),
@@ -348,10 +525,9 @@ def tool(
                 name=tool_name,
                 description=f.__doc__,
                 func=f,
-                args_schema=args_schema,
+                args_schema=tool_args_schema,
                 result_as_answer=result_as_answer,
                 max_usage_count=max_usage_count,
-                current_usage_count=0,
             )
 
         return _make_tool
@@ -360,4 +536,10 @@ def tool(
         return _make_with_name(args[0].__name__)(args[0])
     if len(args) == 1 and isinstance(args[0], str):
         return _make_with_name(args[0])
+    if len(args) == 0:
+
+        def decorator(f: Callable[P2, R2]) -> Tool[P2, R2]:
+            return _make_with_name(f.__name__)(f)
+
+        return decorator
     raise ValueError("Invalid arguments")

lib/crewai/src/crewai/tools/tool_usage.py

@@ -160,6 +160,251 @@ class ToolUsage:
 
         return f"{self._use(tool_string=tool_string, tool=tool, calling=calling)}"
 
+    async def ause(
+        self, calling: ToolCalling | InstructorToolCalling, tool_string: str
+    ) -> str:
+        """Execute a tool asynchronously.
+
+        Args:
+            calling: The tool calling information.
+            tool_string: The raw tool string from the agent.
+
+        Returns:
+            The result of the tool execution as a string.
+        """
+        if isinstance(calling, ToolUsageError):
+            error = calling.message
+            if self.agent and self.agent.verbose:
+                self._printer.print(content=f"\n\n{error}\n", color="red")
+            if self.task:
+                self.task.increment_tools_errors()
+            return error
+
+        try:
+            tool = self._select_tool(calling.tool_name)
+        except Exception as e:
+            error = getattr(e, "message", str(e))
+            if self.task:
+                self.task.increment_tools_errors()
+            if self.agent and self.agent.verbose:
+                self._printer.print(content=f"\n\n{error}\n", color="red")
+            return error
+
+        if (
+            isinstance(tool, CrewStructuredTool)
+            and tool.name == self._i18n.tools("add_image")["name"]  # type: ignore
+        ):
+            try:
+                return await self._ause(
+                    tool_string=tool_string, tool=tool, calling=calling
+                )
+            except Exception as e:
+                error = getattr(e, "message", str(e))
+                if self.task:
+                    self.task.increment_tools_errors()
+                if self.agent and self.agent.verbose:
+                    self._printer.print(content=f"\n\n{error}\n", color="red")
+                return error
+
+        return (
+            f"{await self._ause(tool_string=tool_string, tool=tool, calling=calling)}"
+        )
+
+    async def _ause(
+        self,
+        tool_string: str,
+        tool: CrewStructuredTool,
+        calling: ToolCalling | InstructorToolCalling,
+    ) -> str:
+        """Internal async tool execution implementation.
+
+        Args:
+            tool_string: The raw tool string from the agent.
+            tool: The tool to execute.
+            calling: The tool calling information.
+
+        Returns:
+            The result of the tool execution as a string.
+        """
+        if self._check_tool_repeated_usage(calling=calling):
+            try:
+                result = self._i18n.errors("task_repeated_usage").format(
+                    tool_names=self.tools_names
+                )
+                self._telemetry.tool_repeated_usage(
+                    llm=self.function_calling_llm,
+                    tool_name=tool.name,
+                    attempts=self._run_attempts,
+                )
+                return self._format_result(result=result)
+            except Exception:
+                if self.task:
+                    self.task.increment_tools_errors()
+
+        if self.agent:
+            event_data = {
+                "agent_key": self.agent.key,
+                "agent_role": self.agent.role,
+                "tool_name": self.action.tool,
+                "tool_args": self.action.tool_input,
+                "tool_class": self.action.tool,
+                "agent": self.agent,
+            }
+
+            if self.agent.fingerprint:  # type: ignore
+                event_data.update(self.agent.fingerprint)  # type: ignore
+            if self.task:
+                event_data["task_name"] = self.task.name or self.task.description
+                event_data["task_id"] = str(self.task.id)
+            crewai_event_bus.emit(self, ToolUsageStartedEvent(**event_data))
+
+        started_at = time.time()
+        from_cache = False
+        result = None  # type: ignore
+
+        if self.tools_handler and self.tools_handler.cache:
+            input_str = ""
+            if calling.arguments:
+                if isinstance(calling.arguments, dict):
+                    input_str = json.dumps(calling.arguments)
+                else:
+                    input_str = str(calling.arguments)
+
+            result = self.tools_handler.cache.read(
+                tool=calling.tool_name, input=input_str
+            )  # type: ignore
+            from_cache = result is not None
+
+        available_tool = next(
+            (
+                available_tool
+                for available_tool in self.tools
+                if available_tool.name == tool.name
+            ),
+            None,
+        )
+
+        usage_limit_error = self._check_usage_limit(available_tool, tool.name)
+        if usage_limit_error:
+            try:
+                result = usage_limit_error
+                self._telemetry.tool_usage_error(llm=self.function_calling_llm)
+                return self._format_result(result=result)
+            except Exception:
+                if self.task:
+                    self.task.increment_tools_errors()
+
+        if result is None:
+            try:
+                if calling.tool_name in [
+                    "Delegate work to coworker",
+                    "Ask question to coworker",
+                ]:
+                    coworker = (
+                        calling.arguments.get("coworker") if calling.arguments else None
+                    )
+                    if self.task:
+                        self.task.increment_delegations(coworker)
+
+                if calling.arguments:
+                    try:
+                        acceptable_args = tool.args_schema.model_json_schema()[
+                            "properties"
+                        ].keys()
+                        arguments = {
+                            k: v
+                            for k, v in calling.arguments.items()
+                            if k in acceptable_args
+                        }
+                        arguments = self._add_fingerprint_metadata(arguments)
+                        result = await tool.ainvoke(input=arguments)
+                    except Exception:
+                        arguments = calling.arguments
+                        arguments = self._add_fingerprint_metadata(arguments)
+                        result = await tool.ainvoke(input=arguments)
+                else:
+                    arguments = self._add_fingerprint_metadata({})
+                    result = await tool.ainvoke(input=arguments)
+            except Exception as e:
+                self.on_tool_error(tool=tool, tool_calling=calling, e=e)
+                self._run_attempts += 1
+                if self._run_attempts > self._max_parsing_attempts:
+                    self._telemetry.tool_usage_error(llm=self.function_calling_llm)
+                    error_message = self._i18n.errors("tool_usage_exception").format(
+                        error=e, tool=tool.name, tool_inputs=tool.description
+                    )
+                    error = ToolUsageError(
+                        f"\n{error_message}.\nMoving on then. {self._i18n.slice('format').format(tool_names=self.tools_names)}"
+                    ).message
+                    if self.task:
+                        self.task.increment_tools_errors()
+                    if self.agent and self.agent.verbose:
+                        self._printer.print(
+                            content=f"\n\n{error_message}\n", color="red"
+                        )
+                    return error
+
+                if self.task:
+                    self.task.increment_tools_errors()
+                return await self.ause(calling=calling, tool_string=tool_string)
+
+            if self.tools_handler:
+                should_cache = True
+                if (
+                    hasattr(available_tool, "cache_function")
+                    and available_tool.cache_function
+                ):
+                    should_cache = available_tool.cache_function(
+                        calling.arguments, result
+                    )
+
+                self.tools_handler.on_tool_use(
+                    calling=calling, output=result, should_cache=should_cache
+                )
+
+        self._telemetry.tool_usage(
+            llm=self.function_calling_llm,
+            tool_name=tool.name,
+            attempts=self._run_attempts,
+        )
+        result = self._format_result(result=result)
+        data = {
+            "result": result,
+            "tool_name": tool.name,
+            "tool_args": calling.arguments,
+        }
+
+        self.on_tool_use_finished(
+            tool=tool,
+            tool_calling=calling,
+            from_cache=from_cache,
+            started_at=started_at,
+            result=result,
+        )
+
+        if (
+            hasattr(available_tool, "result_as_answer")
+            and available_tool.result_as_answer  # type: ignore
+        ):
+            result_as_answer = available_tool.result_as_answer  # type: ignore
+            data["result_as_answer"] = result_as_answer  # type: ignore
+
+        if self.agent and hasattr(self.agent, "tools_results"):
+            self.agent.tools_results.append(data)
+
+        if available_tool and hasattr(available_tool, "current_usage_count"):
+            available_tool.current_usage_count += 1
+            if (
+                hasattr(available_tool, "max_usage_count")
+                and available_tool.max_usage_count is not None
+            ):
+                self._printer.print(
+                    content=f"Tool '{available_tool.name}' usage: {available_tool.current_usage_count}/{available_tool.max_usage_count}",
+                    color="blue",
+                )
+
+        return result
+
     def _use(
         self,
         tool_string: str,

lib/crewai/src/crewai/utilities/agent_utils.py

@@ -237,22 +237,22 @@ def get_llm_response(
     from_task: Task | None = None,
     from_agent: Agent | LiteAgent | None = None,
     response_model: type[BaseModel] | None = None,
-    executor_context: CrewAgentExecutor | None = None,
+    executor_context: CrewAgentExecutor | LiteAgent | None = None,
 ) -> str:
     """Call the LLM and return the response, handling any invalid responses.
 
     Args:
-        llm: The LLM instance to call
-        messages: The messages to send to the LLM
-        callbacks: List of callbacks for the LLM call
-        printer: Printer instance for output
-        from_task: Optional task context for the LLM call
-        from_agent: Optional agent context for the LLM call
-        response_model: Optional Pydantic model for structured outputs
-        executor_context: Optional executor context for hook invocation
+        llm: The LLM instance to call.
+        messages: The messages to send to the LLM.
+        callbacks: List of callbacks for the LLM call.
+        printer: Printer instance for output.
+        from_task: Optional task context for the LLM call.
+        from_agent: Optional agent context for the LLM call.
+        response_model: Optional Pydantic model for structured outputs.
+        executor_context: Optional executor context for hook invocation.
 
     Returns:
-        The response from the LLM as a string
+        The response from the LLM as a string.
 
     Raises:
         Exception: If an error occurs.
@@ -284,6 +284,60 @@ def get_llm_response(
     return _setup_after_llm_call_hooks(executor_context, answer, printer)
 
 
+async def aget_llm_response(
+    llm: LLM | BaseLLM,
+    messages: list[LLMMessage],
+    callbacks: list[TokenCalcHandler],
+    printer: Printer,
+    from_task: Task | None = None,
+    from_agent: Agent | LiteAgent | None = None,
+    response_model: type[BaseModel] | None = None,
+    executor_context: CrewAgentExecutor | None = None,
+) -> str:
+    """Call the LLM asynchronously and return the response.
+
+    Args:
+        llm: The LLM instance to call.
+        messages: The messages to send to the LLM.
+        callbacks: List of callbacks for the LLM call.
+        printer: Printer instance for output.
+        from_task: Optional task context for the LLM call.
+        from_agent: Optional agent context for the LLM call.
+        response_model: Optional Pydantic model for structured outputs.
+        executor_context: Optional executor context for hook invocation.
+
+    Returns:
+        The response from the LLM as a string.
+
+    Raises:
+        Exception: If an error occurs.
+        ValueError: If the response is None or empty.
+    """
+    if executor_context is not None:
+        if not _setup_before_llm_call_hooks(executor_context, printer):
+            raise ValueError("LLM call blocked by before_llm_call hook")
+        messages = executor_context.messages
+
+    try:
+        answer = await llm.acall(
+            messages,
+            callbacks=callbacks,
+            from_task=from_task,
+            from_agent=from_agent,  # type: ignore[arg-type]
+            response_model=response_model,
+        )
+    except Exception as e:
+        raise e
+    if not answer:
+        printer.print(
+            content="Received None or empty response from LLM call.",
+            color="red",
+        )
+        raise ValueError("Invalid response from LLM call - None or empty.")
+
+    return _setup_after_llm_call_hooks(executor_context, answer, printer)
+
+
 def process_llm_response(
     answer: str, use_stop_words: bool
 ) -> AgentAction | AgentFinish:
@@ -673,7 +727,7 @@ def load_agent_from_repository(from_repository: str) -> dict[str, Any]:
 
 
 def _setup_before_llm_call_hooks(
-    executor_context: CrewAgentExecutor | None, printer: Printer
+    executor_context: CrewAgentExecutor | LiteAgent | None, printer: Printer
 ) -> bool:
     """Setup and invoke before_llm_call hooks for the executor context.
 
@@ -723,7 +777,7 @@ def _setup_before_llm_call_hooks(
 
 
 def _setup_after_llm_call_hooks(
-    executor_context: CrewAgentExecutor | None,
+    executor_context: CrewAgentExecutor | LiteAgent | None,
     answer: str,
     printer: Printer,
 ) -> str:

lib/crewai/src/crewai/utilities/tool_utils.py

@@ -26,6 +26,138 @@ if TYPE_CHECKING:
     from crewai.task import Task
 
 
+async def aexecute_tool_and_check_finality(
+    agent_action: AgentAction,
+    tools: list[CrewStructuredTool],
+    i18n: I18N,
+    agent_key: str | None = None,
+    agent_role: str | None = None,
+    tools_handler: ToolsHandler | None = None,
+    task: Task | None = None,
+    agent: Agent | BaseAgent | None = None,
+    function_calling_llm: BaseLLM | LLM | None = None,
+    fingerprint_context: dict[str, str] | None = None,
+    crew: Crew | None = None,
+) -> ToolResult:
+    """Execute a tool asynchronously and check if the result should be a final answer.
+
+    This is the async version of execute_tool_and_check_finality. It integrates tool
+    hooks for before and after tool execution, allowing programmatic interception
+    and modification of tool calls.
+
+    Args:
+        agent_action: The action containing the tool to execute.
+        tools: List of available tools.
+        i18n: Internationalization settings.
+        agent_key: Optional key for event emission.
+        agent_role: Optional role for event emission.
+        tools_handler: Optional tools handler for tool execution.
+        task: Optional task for tool execution.
+        agent: Optional agent instance for tool execution.
+        function_calling_llm: Optional LLM for function calling.
+        fingerprint_context: Optional context for fingerprinting.
+        crew: Optional crew instance for hook context.
+
+    Returns:
+        ToolResult containing the execution result and whether it should be
+        treated as a final answer.
+    """
+    logger = Logger(verbose=crew.verbose if crew else False)
+    tool_name_to_tool_map = {tool.name: tool for tool in tools}
+
+    if agent_key and agent_role and agent:
+        fingerprint_context = fingerprint_context or {}
+        if agent:
+            if hasattr(agent, "set_fingerprint") and callable(agent.set_fingerprint):
+                if isinstance(fingerprint_context, dict):
+                    try:
+                        fingerprint_obj = Fingerprint.from_dict(fingerprint_context)
+                        agent.set_fingerprint(fingerprint=fingerprint_obj)
+                    except Exception as e:
+                        raise ValueError(f"Failed to set fingerprint: {e}") from e
+
+    tool_usage = ToolUsage(
+        tools_handler=tools_handler,
+        tools=tools,
+        function_calling_llm=function_calling_llm,  # type: ignore[arg-type]
+        task=task,
+        agent=agent,
+        action=agent_action,
+    )
+
+    tool_calling = tool_usage.parse_tool_calling(agent_action.text)
+
+    if isinstance(tool_calling, ToolUsageError):
+        return ToolResult(tool_calling.message, False)
+
+    if tool_calling.tool_name.casefold().strip() in [
+        name.casefold().strip() for name in tool_name_to_tool_map
+    ] or tool_calling.tool_name.casefold().replace("_", " ") in [
+        name.casefold().strip() for name in tool_name_to_tool_map
+    ]:
+        tool = tool_name_to_tool_map.get(tool_calling.tool_name)
+        if not tool:
+            tool_result = i18n.errors("wrong_tool_name").format(
+                tool=tool_calling.tool_name,
+                tools=", ".join([t.name.casefold() for t in tools]),
+            )
+            return ToolResult(result=tool_result, result_as_answer=False)
+
+        tool_input = tool_calling.arguments if tool_calling.arguments else {}
+        hook_context = ToolCallHookContext(
+            tool_name=tool_calling.tool_name,
+            tool_input=tool_input,
+            tool=tool,
+            agent=agent,
+            task=task,
+            crew=crew,
+        )
+
+        before_hooks = get_before_tool_call_hooks()
+        try:
+            for hook in before_hooks:
+                result = hook(hook_context)
+                if result is False:
+                    blocked_message = (
+                        f"Tool execution blocked by hook. "
+                        f"Tool: {tool_calling.tool_name}"
+                    )
+                    return ToolResult(blocked_message, False)
+        except Exception as e:
+            logger.log("error", f"Error in before_tool_call hook: {e}")
+
+        tool_result = await tool_usage.ause(tool_calling, agent_action.text)
+
+        after_hook_context = ToolCallHookContext(
+            tool_name=tool_calling.tool_name,
+            tool_input=tool_input,
+            tool=tool,
+            agent=agent,
+            task=task,
+            crew=crew,
+            tool_result=tool_result,
+        )
+
+        after_hooks = get_after_tool_call_hooks()
+        modified_result: str = tool_result
+        try:
+            for after_hook in after_hooks:
+                hook_result = after_hook(after_hook_context)
+                if hook_result is not None:
+                    modified_result = hook_result
+                    after_hook_context.tool_result = modified_result
+        except Exception as e:
+            logger.log("error", f"Error in after_tool_call hook: {e}")
+
+        return ToolResult(modified_result, tool.result_as_answer)
+
+    tool_result = i18n.errors("wrong_tool_name").format(
+        tool=tool_calling.tool_name,
+        tools=", ".join([tool.name.casefold() for tool in tools]),
+    )
+    return ToolResult(result=tool_result, result_as_answer=False)
+
+
 def execute_tool_and_check_finality(
     agent_action: AgentAction,
     tools: list[CrewStructuredTool],
@@ -141,10 +273,10 @@ def execute_tool_and_check_finality(
 
         # Execute after_tool_call hooks
         after_hooks = get_after_tool_call_hooks()
-        modified_result = tool_result
+        modified_result: str = tool_result
         try:
-            for hook in after_hooks:
-                hook_result = hook(after_hook_context)
+            for after_hook in after_hooks:
+                hook_result = after_hook(after_hook_context)
                 if hook_result is not None:
                     modified_result = hook_result
                     after_hook_context.tool_result = modified_result

lib/crewai/tests/agents/agent_adapters/test_base_agent_adapter.py

@@ -51,6 +51,15 @@ class ConcreteAgentAdapter(BaseAgentAdapter):
         # Dummy implementation for MCP tools
         return []
 
+    async def aexecute_task(
+        self,
+        task: Any,
+        context: str | None = None,
+        tools: list[Any] | None = None,
+    ) -> str:
+        # Dummy async implementation
+        return "Task executed"
+
 
 def test_base_agent_adapter_initialization():
     """Test initialization of the concrete agent adapter."""

lib/crewai/tests/agents/agent_builder/test_base_agent.py

@@ -25,6 +25,14 @@ class MockAgent(BaseAgent):
     def get_mcp_tools(self, mcps: list[str]) -> list[BaseTool]:
         return []
 
+    async def aexecute_task(
+        self,
+        task: Any,
+        context: str | None = None,
+        tools: list[BaseTool] | None = None,
+    ) -> str:
+        return ""
+
     def get_output_converter(
         self, llm: Any, text: str, model: type[BaseModel] | None, instructions: str
     ): ...

lib/crewai/tests/agents/test_agent.py

@@ -163,7 +163,7 @@ def test_agent_execution():
     )
 
     output = agent.execute_task(task)
-    assert output == "1 + 1 is 2"
+    assert output == "The result of the math operation 1 + 1 is 2."
 
 
 @pytest.mark.vcr()
@@ -199,7 +199,7 @@ def test_agent_execution_with_tools():
             condition.notify()
 
     output = agent.execute_task(task)
-    assert output == "The result of the multiplication is 12."
+    assert output == "12"
 
     with condition:
         if not event_handled:
@@ -240,7 +240,7 @@ def test_logging_tool_usage():
         tool_name=multiplier.name, arguments={"first_number": 3, "second_number": 4}
     )
 
-    assert output == "The result of the multiplication is 12."
+    assert output == "12"
     assert agent.tools_handler.last_used_tool.tool_name == tool_usage.tool_name
     assert agent.tools_handler.last_used_tool.arguments == tool_usage.arguments
 
@@ -409,7 +409,7 @@ def test_agent_execution_with_specific_tools():
         expected_output="The result of the multiplication.",
     )
     output = agent.execute_task(task=task, tools=[multiplier])
-    assert output == "The result of the multiplication is 12."
+    assert output == "12"
 
 
 @pytest.mark.vcr()
@@ -693,7 +693,7 @@ def test_agent_respect_the_max_rpm_set(capsys):
             task=task,
             tools=[get_final_answer],
         )
-        assert output == "42"
+        assert "42" in output or "final answer" in output.lower()
         captured = capsys.readouterr()
         assert "Max RPM reached, waiting for next minute to start." in captured.out
         moveon.assert_called()
@@ -794,7 +794,6 @@ def test_agent_without_max_rpm_respects_crew_rpm(capsys):
         # Verify the crew executed and RPM limit was triggered
         assert result is not None
         assert moveon.called
-        moveon.assert_called_once()
 
 
 @pytest.mark.vcr()
@@ -1713,6 +1712,7 @@ def test_llm_call_with_all_attributes():
 
 
 @pytest.mark.vcr()
+@pytest.mark.skip(reason="Requires local Ollama instance")
 def test_agent_with_ollama_llama3():
     agent = Agent(
         role="test role",
@@ -1734,6 +1734,7 @@ def test_agent_with_ollama_llama3():
 
 
 @pytest.mark.vcr()
+@pytest.mark.skip(reason="Requires local Ollama instance")
 def test_llm_call_with_ollama_llama3():
     llm = LLM(
         model="ollama/llama3.2:3b",
@@ -1815,7 +1816,7 @@ def test_agent_execute_task_with_tool():
     )
 
     result = agent.execute_task(task)
-    assert "Dummy result for: test query" in result
+    assert "you should always think about what to do" in result
 
 
 @pytest.mark.vcr()
@@ -1834,12 +1835,13 @@ def test_agent_execute_task_with_custom_llm():
     )
 
     result = agent.execute_task(task)
-    assert result.startswith(
-        "Artificial minds,\nCoding thoughts in circuits bright,\nAI's silent might."
-    )
+    assert "In circuits they thrive" in result
+    assert "Artificial minds awake" in result
+    assert "Future's coded drive" in result
 
 
 @pytest.mark.vcr()
+@pytest.mark.skip(reason="Requires local Ollama instance")
 def test_agent_execute_task_with_ollama():
     agent = Agent(
         role="test role",
@@ -2117,6 +2119,7 @@ def test_agent_with_knowledge_sources_generate_search_query():
 
 
 @pytest.mark.vcr()
+@pytest.mark.skip(reason="Requires OpenRouter API key")
 def test_agent_with_knowledge_with_no_crewai_knowledge():
     mock_knowledge = MagicMock(spec=Knowledge)
 
@@ -2169,6 +2172,7 @@ def test_agent_with_only_crewai_knowledge():
 
 
 @pytest.mark.vcr()
+@pytest.mark.skip(reason="Requires OpenRouter API key")
 def test_agent_knowledege_with_crewai_knowledge():
     crew_knowledge = MagicMock(spec=Knowledge)
     agent_knowledge = MagicMock(spec=Knowledge)

lib/crewai/tests/agents/test_async_agent_executor.py

@@ -0,0 +1,345 @@
+"""Tests for async agent executor functionality."""
+
+import asyncio
+from typing import Any
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+
+from crewai.agents.crew_agent_executor import CrewAgentExecutor
+from crewai.agents.parser import AgentAction, AgentFinish
+from crewai.tools.tool_types import ToolResult
+
+
+@pytest.fixture
+def mock_llm() -> MagicMock:
+    """Create a mock LLM for testing."""
+    llm = MagicMock()
+    llm.supports_stop_words.return_value = True
+    llm.stop = []
+    return llm
+
+
+@pytest.fixture
+def mock_agent() -> MagicMock:
+    """Create a mock agent for testing."""
+    agent = MagicMock()
+    agent.role = "Test Agent"
+    agent.key = "test_agent_key"
+    agent.verbose = False
+    agent.id = "test_agent_id"
+    return agent
+
+
+@pytest.fixture
+def mock_task() -> MagicMock:
+    """Create a mock task for testing."""
+    task = MagicMock()
+    task.description = "Test task description"
+    return task
+
+
+@pytest.fixture
+def mock_crew() -> MagicMock:
+    """Create a mock crew for testing."""
+    crew = MagicMock()
+    crew.verbose = False
+    crew._train = False
+    return crew
+
+
+@pytest.fixture
+def mock_tools_handler() -> MagicMock:
+    """Create a mock tools handler."""
+    return MagicMock()
+
+
+@pytest.fixture
+def executor(
+    mock_llm: MagicMock,
+    mock_agent: MagicMock,
+    mock_task: MagicMock,
+    mock_crew: MagicMock,
+    mock_tools_handler: MagicMock,
+) -> CrewAgentExecutor:
+    """Create a CrewAgentExecutor instance for testing."""
+    return CrewAgentExecutor(
+        llm=mock_llm,
+        task=mock_task,
+        crew=mock_crew,
+        agent=mock_agent,
+        prompt={"prompt": "Test prompt {input} {tool_names} {tools}"},
+        max_iter=5,
+        tools=[],
+        tools_names="",
+        stop_words=["Observation:"],
+        tools_description="",
+        tools_handler=mock_tools_handler,
+    )
+
+
+class TestAsyncAgentExecutor:
+    """Tests for async agent executor methods."""
+
+    @pytest.mark.asyncio
+    async def test_ainvoke_returns_output(self, executor: CrewAgentExecutor) -> None:
+        """Test that ainvoke returns the expected output."""
+        expected_output = "Final answer from agent"
+
+        with patch.object(
+            executor,
+            "_ainvoke_loop",
+            new_callable=AsyncMock,
+            return_value=AgentFinish(
+                thought="Done", output=expected_output, text="Final Answer: Done"
+            ),
+        ):
+            with patch.object(executor, "_show_start_logs"):
+                with patch.object(executor, "_create_short_term_memory"):
+                    with patch.object(executor, "_create_long_term_memory"):
+                        with patch.object(executor, "_create_external_memory"):
+                            result = await executor.ainvoke(
+                                {
+                                    "input": "test input",
+                                    "tool_names": "",
+                                    "tools": "",
+                                }
+                            )
+
+        assert result == {"output": expected_output}
+
+    @pytest.mark.asyncio
+    async def test_ainvoke_loop_calls_aget_llm_response(
+        self, executor: CrewAgentExecutor
+    ) -> None:
+        """Test that _ainvoke_loop calls aget_llm_response."""
+        with patch(
+            "crewai.agents.crew_agent_executor.aget_llm_response",
+            new_callable=AsyncMock,
+            return_value="Thought: I know the answer\nFinal Answer: Test result",
+        ) as mock_aget_llm:
+            with patch.object(executor, "_show_logs"):
+                result = await executor._ainvoke_loop()
+
+        mock_aget_llm.assert_called_once()
+        assert isinstance(result, AgentFinish)
+
+    @pytest.mark.asyncio
+    async def test_ainvoke_loop_handles_tool_execution(
+        self,
+        executor: CrewAgentExecutor,
+    ) -> None:
+        """Test that _ainvoke_loop handles tool execution asynchronously."""
+        call_count = 0
+
+        async def mock_llm_response(*args: Any, **kwargs: Any) -> str:
+            nonlocal call_count
+            call_count += 1
+            if call_count == 1:
+                return (
+                    "Thought: I need to use a tool\n"
+                    "Action: test_tool\n"
+                    'Action Input: {"arg": "value"}'
+                )
+            return "Thought: I have the answer\nFinal Answer: Tool result processed"
+
+        with patch(
+            "crewai.agents.crew_agent_executor.aget_llm_response",
+            new_callable=AsyncMock,
+            side_effect=mock_llm_response,
+        ):
+            with patch(
+                "crewai.agents.crew_agent_executor.aexecute_tool_and_check_finality",
+                new_callable=AsyncMock,
+                return_value=ToolResult(result="Tool executed", result_as_answer=False),
+            ) as mock_tool_exec:
+                with patch.object(executor, "_show_logs"):
+                    with patch.object(executor, "_handle_agent_action") as mock_handle:
+                        mock_handle.return_value = AgentAction(
+                            text="Tool result",
+                            tool="test_tool",
+                            tool_input='{"arg": "value"}',
+                            thought="Used tool",
+                            result="Tool executed",
+                        )
+                        result = await executor._ainvoke_loop()
+
+        assert mock_tool_exec.called
+        assert isinstance(result, AgentFinish)
+
+    @pytest.mark.asyncio
+    async def test_ainvoke_loop_respects_max_iterations(
+        self, executor: CrewAgentExecutor
+    ) -> None:
+        """Test that _ainvoke_loop respects max iterations."""
+        executor.max_iter = 2
+
+        async def always_return_action(*args: Any, **kwargs: Any) -> str:
+            return (
+                "Thought: I need to think more\n"
+                "Action: some_tool\n"
+                "Action Input: {}"
+            )
+
+        with patch(
+            "crewai.agents.crew_agent_executor.aget_llm_response",
+            new_callable=AsyncMock,
+            side_effect=always_return_action,
+        ):
+            with patch(
+                "crewai.agents.crew_agent_executor.aexecute_tool_and_check_finality",
+                new_callable=AsyncMock,
+                return_value=ToolResult(result="Tool result", result_as_answer=False),
+            ):
+                with patch(
+                    "crewai.agents.crew_agent_executor.handle_max_iterations_exceeded",
+                    return_value=AgentFinish(
+                        thought="Max iterations",
+                        output="Forced answer",
+                        text="Max iterations reached",
+                    ),
+                ) as mock_max_iter:
+                    with patch.object(executor, "_show_logs"):
+                        with patch.object(executor, "_handle_agent_action") as mock_ha:
+                            mock_ha.return_value = AgentAction(
+                                text="Action",
+                                tool="some_tool",
+                                tool_input="{}",
+                                thought="Thinking",
+                            )
+                            result = await executor._ainvoke_loop()
+
+        mock_max_iter.assert_called_once()
+        assert isinstance(result, AgentFinish)
+
+    @pytest.mark.asyncio
+    async def test_ainvoke_handles_exceptions(
+        self, executor: CrewAgentExecutor
+    ) -> None:
+        """Test that ainvoke properly propagates exceptions."""
+        with patch.object(executor, "_show_start_logs"):
+            with patch.object(
+                executor,
+                "_ainvoke_loop",
+                new_callable=AsyncMock,
+                side_effect=ValueError("Test error"),
+            ):
+                with pytest.raises(ValueError, match="Test error"):
+                    await executor.ainvoke(
+                        {"input": "test", "tool_names": "", "tools": ""}
+                    )
+
+    @pytest.mark.asyncio
+    async def test_concurrent_ainvoke_calls(
+        self, mock_llm: MagicMock, mock_agent: MagicMock, mock_task: MagicMock,
+        mock_crew: MagicMock, mock_tools_handler: MagicMock
+    ) -> None:
+        """Test that multiple ainvoke calls can run concurrently."""
+
+        async def create_and_run_executor(executor_id: int) -> dict[str, Any]:
+            executor = CrewAgentExecutor(
+                llm=mock_llm,
+                task=mock_task,
+                crew=mock_crew,
+                agent=mock_agent,
+                prompt={"prompt": "Test {input} {tool_names} {tools}"},
+                max_iter=5,
+                tools=[],
+                tools_names="",
+                stop_words=["Observation:"],
+                tools_description="",
+                tools_handler=mock_tools_handler,
+            )
+
+            async def delayed_response(*args: Any, **kwargs: Any) -> str:
+                await asyncio.sleep(0.05)
+                return f"Thought: Done\nFinal Answer: Result from executor {executor_id}"
+
+            with patch(
+                "crewai.agents.crew_agent_executor.aget_llm_response",
+                new_callable=AsyncMock,
+                side_effect=delayed_response,
+            ):
+                with patch.object(executor, "_show_start_logs"):
+                    with patch.object(executor, "_show_logs"):
+                        with patch.object(executor, "_create_short_term_memory"):
+                            with patch.object(executor, "_create_long_term_memory"):
+                                with patch.object(executor, "_create_external_memory"):
+                                    return await executor.ainvoke(
+                                        {
+                                            "input": f"test {executor_id}",
+                                            "tool_names": "",
+                                            "tools": "",
+                                        }
+                                    )
+
+        import time
+
+        start = time.time()
+        results = await asyncio.gather(
+            create_and_run_executor(1),
+            create_and_run_executor(2),
+            create_and_run_executor(3),
+        )
+        elapsed = time.time() - start
+
+        assert len(results) == 3
+        assert all("output" in r for r in results)
+        assert elapsed < 0.15, f"Expected concurrent execution, took {elapsed}s"
+
+
+class TestAsyncLLMResponseHelper:
+    """Tests for aget_llm_response helper function."""
+
+    @pytest.mark.asyncio
+    async def test_aget_llm_response_calls_acall(self) -> None:
+        """Test that aget_llm_response calls llm.acall."""
+        from crewai.utilities.agent_utils import aget_llm_response
+        from crewai.utilities.printer import Printer
+
+        mock_llm = MagicMock()
+        mock_llm.acall = AsyncMock(return_value="LLM response")
+
+        result = await aget_llm_response(
+            llm=mock_llm,
+            messages=[{"role": "user", "content": "test"}],
+            callbacks=[],
+            printer=Printer(),
+        )
+
+        mock_llm.acall.assert_called_once()
+        assert result == "LLM response"
+
+    @pytest.mark.asyncio
+    async def test_aget_llm_response_raises_on_empty_response(self) -> None:
+        """Test that aget_llm_response raises ValueError on empty response."""
+        from crewai.utilities.agent_utils import aget_llm_response
+        from crewai.utilities.printer import Printer
+
+        mock_llm = MagicMock()
+        mock_llm.acall = AsyncMock(return_value="")
+
+        with pytest.raises(ValueError, match="Invalid response from LLM call"):
+            await aget_llm_response(
+                llm=mock_llm,
+                messages=[{"role": "user", "content": "test"}],
+                callbacks=[],
+                printer=Printer(),
+            )
+
+    @pytest.mark.asyncio
+    async def test_aget_llm_response_propagates_exceptions(self) -> None:
+        """Test that aget_llm_response propagates LLM exceptions."""
+        from crewai.utilities.agent_utils import aget_llm_response
+        from crewai.utilities.printer import Printer
+
+        mock_llm = MagicMock()
+        mock_llm.acall = AsyncMock(side_effect=RuntimeError("LLM error"))
+
+        with pytest.raises(RuntimeError, match="LLM error"):
+            await aget_llm_response(
+                llm=mock_llm,
+                messages=[{"role": "user", "content": "test"}],
+                callbacks=[],
+                printer=Printer(),
+            )

lib/crewai/tests/cassettes/TestLLMHooksIntegration.test_direct_llm_call_hooks_integration.yaml

@@ -0,0 +1,72 @@
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lib/crewai/tests/cassettes/TestLLMHooksIntegration.test_lite_agent_hooks_integration_with_real_llm.yaml

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lib/crewai/tests/cassettes/agents/test_agent_custom_max_iterations.yaml

@@ -1,480 +1,197 @@
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lib/crewai/tests/cassettes/agents/test_agent_with_ollama_llama3.yaml

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