Adding drop parameters in ChatCompletionsClient

* Adding drop parameters

* Adding test case

* Just some spacing addition

* Adding drop params to maintain consistency

* Changing variable name

---------

Co-authored-by: Greyson LaLonde <greyson.r.lalonde@gmail.com>

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

@@ -310,6 +310,14 @@ class AzureCompletion(BaseLLM):
             params["tools"] = self._convert_tools_for_interference(tools)
             params["tool_choice"] = "auto"
 
+        additional_params = self.additional_params
+        additional_drop_params = additional_params.get('additional_drop_params')
+        drop_params = additional_params.get('drop_params')
+
+        if drop_params and isinstance(additional_drop_params, list):
+            for drop_param in additional_drop_params:
+                params.pop(drop_param, None)
+
         return params
 
     def _convert_tools_for_interference(

lib/crewai/tests/llms/azure/test_azure.py

@@ -381,6 +381,7 @@ def test_azure_raises_error_when_endpoint_missing():
         with pytest.raises(ValueError, match="Azure endpoint is required"):
             AzureCompletion(model="gpt-4", api_key="test-key")
 
+
 def test_azure_raises_error_when_api_key_missing():
     """Test that AzureCompletion raises ValueError when API key is missing"""
     from crewai.llms.providers.azure.completion import AzureCompletion
@@ -389,6 +390,8 @@ def test_azure_raises_error_when_api_key_missing():
     with patch.dict(os.environ, {}, clear=True):
         with pytest.raises(ValueError, match="Azure API key is required"):
             AzureCompletion(model="gpt-4", endpoint="https://test.openai.azure.com")
+
+
 def test_azure_endpoint_configuration():
     """
     Test that Azure endpoint configuration works with multiple environment variable names
@@ -1086,3 +1089,27 @@ def test_azure_mistral_and_other_models():
             )
             assert "model" in params
             assert params["model"] == model_name
+
+
+def test_azure_completion_params_preparation_with_drop_params():
+    """
+    Test that completion parameters are properly prepared with drop paramaeters attribute respected
+    """
+    with patch.dict(os.environ, {
+        "AZURE_API_KEY": "test-key",
+        "AZURE_ENDPOINT": "https://models.inference.ai.azure.com"
+    }):
+        llm = LLM(
+            model="azure/o4-mini",
+            drop_params=True,
+            additional_drop_params=["stop"],
+            max_tokens=1000
+        )
+
+        from crewai.llms.providers.azure.completion import AzureCompletion
+        assert isinstance(llm, AzureCompletion)
+
+        messages = [{"role": "user", "content": "Hello"}]
+        params = llm._prepare_completion_params(messages)
+
+        assert params.get('stop') == None