Upload agent.py

agent.py

@@ -279,7 +279,7 @@ tools = [
 ]
 
 # Build graph function
-def build_graph(provider: str = "groq"):
+def build_graph(provider: str = "anthropic"):
     """Build the graph"""
     # Load environment variables from .env file
     if provider == "openai":
@@ -307,8 +307,9 @@ def build_graph(provider: str = "groq"):
 
     # Node
     def assistant(state: MessagesState):
-        """Assistant node"""
-        return {"messages": [llm_with_tools.invoke(state["messages"])]}
+        messages_with_sys = [sys_msg] + state["messages"]
+        return {"messages": [llm_with_tools.invoke(messages_with_sys)]}
+
     
     def retriever(state: MessagesState):
         """Retriever node"""