# my_server.py from fastmcp import FastMCP mcp = FastMCP(name="MyServer") @mcp.tool def greet(name: str) -> str: """Greet a user by name.""" return f"Hello, {name}!" if __name__ == "__main__": # This runs the server, defaulting to STDIO transport # mcp.run() # To use a different transport, e.g., HTTP: mcp.run(transport="streamable-http", host="127.0.0.1", port=9000)