FastAPI MCP Demo Server

from fastapi import FastAPI from pydantic import BaseModel app = FastAPI() class Numbers(BaseModel): a: int b: int @app.get("/") def home(): return {"message": "MCP Server is live!"} @app.post("/sum") def calculate_sum(data: Numbers): result = data.a + data.b return {"result": result} class Greeting(BaseModel): name: str @app.post("/greet") def greet_user(data: Greeting): return {"message": f"Hello, {data.name}!"}