diff --git a/src/python/PythonSDK/foundationallm/langchain/agents/langchain_knowledge_management_agent.py b/src/python/PythonSDK/foundationallm/langchain/agents/langchain_knowledge_management_agent.py
index 0a249615a6..c947837eb4 100644
--- a/src/python/PythonSDK/foundationallm/langchain/agents/langchain_knowledge_management_agent.py
+++ b/src/python/PythonSDK/foundationallm/langchain/agents/langchain_knowledge_management_agent.py
@@ -527,6 +527,8 @@ async def invoke_async(self, request: KnowledgeManagementCompletionRequest) -> C
                 for tool in agent.tools:
                     tools.append(tool_factory.get_tool(tool, request.objects, self.user_identity, self.config))
 
+            request.objects['message_history'] = request.message_history
+
             # create the workflow
             workflow_factory = WorkflowFactory(self.plugin_manager)
             workflow = workflow_factory.get_workflow(
diff --git a/src/python/PythonSDK/foundationallm/models/messages/message_history_item.py b/src/python/PythonSDK/foundationallm/models/messages/message_history_item.py
index 5ff1acfa92..b12cba75f5 100644
--- a/src/python/PythonSDK/foundationallm/models/messages/message_history_item.py
+++ b/src/python/PythonSDK/foundationallm/models/messages/message_history_item.py
@@ -1,9 +1,12 @@
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
+from typing import List, Optional
+
+from foundationallm.models.orchestration import ContentArtifact
 
 class MessageHistoryItem(BaseModel):
     """
         Represents an historic message sender and text item.
-        
+
         Parameters
         ----------
         sender : str
@@ -13,3 +16,4 @@ class MessageHistoryItem(BaseModel):
     """
     sender: str
     text: str
+    content_artifacts : Optional[List[ContentArtifact]] = []