app.py

import os
import gradio as gr

from smolagents import InferenceClientModel, CodeAgent, MCPClient

token = os.getenv("HF_TOKEN")
if token:
    print(f"Token set: {token[:3]}...")

try:
    mcp_client = MCPClient(
        # mcp server created in previous section
        {"url": "http://localhost:7860/gradio_api/mcp/sse"} 
        # {"url": "https://ggsmith-mcp-sentiment.hf.space/gradio_api/mcp/sse"}
    )

    tools = mcp_client.get_tools()

    model = InferenceClientModel(token=os.getenv("HF_TOKEN"))
    agent = CodeAgent(tools=[*tools], model=model)

    demo = gr.ChatInterface(
        fn=lambda message, history: str(agent.run(message)),
        type="messages",
        examples=["Prime factorization of 68"],
        title="Agent with MCP Tools",
        description="This is a simple agent that uses MCP tools to answer questions.",
    )

    demo.launch()
finally:
    mcp_client.disconnect()