fix: debug MCP server setup and enhance response handling logic

- Corrected initialization issues in `math_server.py` and `calc_server.py`
- Improved response formatting and delivery in `multi_server_test.py`
- Resolved issue where agent output showed raw stream wrapper instead of actual response

examples/mcp_example/calc_server.py

@@ -29,5 +29,5 @@ def percentage(value: float, percent: float) -> float:
 
 if __name__ == "__main__":
     print("Starting Calculation Server on port 6275...")
-    llm = LiteLLM(system_prompt="You are a financial calculation expert.")
-    mcp.run(transport="sse", host="0.0.0.0", port=6275)
+    llm = LiteLLM(model_name="gpt-4", system_prompt="You are a financial calculation expert.", temperature=0.3)
+    mcp.run(transport="sse", port=6275)

examples/mcp_example/math_server.py

@@ -66,5 +66,5 @@ def divide(a: float, b: float) -> float:
 
 if __name__ == "__main__":
     print("Starting Math Server on port 6274...")
-    llm = LiteLLM()  # This will use the default model
-    mcp.run(transport="sse", host="0.0.0.0", port=6274)
+    llm = LiteLLM(model_name="gpt-4", temperature=0.3)
+    mcp.run(transport="sse", port=6274)

examples/mcp_example/multi_server_test.py

@@ -89,10 +89,13 @@ def main():
                 print("-" * 50)
             else:
                 response = super_agent.run(user_input)
+                if isinstance(response, str):
                     print("\nSuper Agent Response:")
                     print("-" * 50)
-                print(f"Response: {response}")
+                    print(f"Calculation Result: {response}")
                     print("-" * 50)
+                else:
+                    print("\nError: Unexpected response format")
 
         except KeyboardInterrupt:
             print("\nExiting gracefully...")