Add markdown attribute to Task class for formatting responses in Markdown

Co-Authored-By: Joe Moura <joao@crewai.com>

src/crewai/task.py

@@ -135,6 +135,10 @@ class Task(BaseModel):
         description="Whether the task should have a human review the final answer of the agent",
         default=False,
     )
+    markdown: Optional[bool] = Field(
+        description="Whether the task should instruct the agent to return the final answer formatted in Markdown",
+        default=False,
+    )
     converter_cls: Optional[Type[Converter]] = Field(
         description="A converter class used to export structured output",
         default=None,
@@ -533,6 +537,11 @@ class Task(BaseModel):
             expected_output=self.expected_output
         )
         tasks_slices = [self.description, output]
+        
+        if self.markdown:
+            markdown_instruction = "Your final answer MUST be formatted in Markdown syntax."
+            tasks_slices.append(markdown_instruction)
+            
         return "\n".join(tasks_slices)
 
     def interpolate_inputs_and_add_conversation_history(

tests/test_markdown_task.py

@@ -0,0 +1,53 @@
+"""Test the markdown attribute in Task class."""
+
+import pytest
+from unittest.mock import patch
+
+from crewai import Agent, Task
+
+
+def test_markdown_option_in_task_prompt():
+    """Test that when markdown=True, the task prompt includes markdown formatting instructions."""
+    
+    researcher = Agent(
+        role="Researcher",
+        goal="Research a topic",
+        backstory="You're a researcher specialized in providing well-formatted content.",
+        allow_delegation=False,
+    )
+
+    task = Task(
+        description="Research advances in AI in 2023",
+        expected_output="A summary of key AI advances in 2023",
+        markdown=True,
+        agent=researcher,
+    )
+
+    prompt = task.prompt()
+    
+    assert "Research advances in AI in 2023" in prompt
+    assert "A summary of key AI advances in 2023" in prompt
+    assert "Your final answer MUST be formatted in Markdown syntax." in prompt
+
+
+def test_markdown_option_not_in_task_prompt_by_default():
+    """Test that by default (markdown=False), the task prompt does not include markdown formatting instructions."""
+    
+    researcher = Agent(
+        role="Researcher",
+        goal="Research a topic",
+        backstory="You're a researcher specialized in providing well-formatted content.",
+        allow_delegation=False,
+    )
+
+    task = Task(
+        description="Research advances in AI in 2023",
+        expected_output="A summary of key AI advances in 2023",
+        agent=researcher,
+    )
+
+    prompt = task.prompt()
+    
+    assert "Research advances in AI in 2023" in prompt
+    assert "A summary of key AI advances in 2023" in prompt
+    assert "Your final answer MUST be formatted in Markdown syntax." not in prompt