FastMCP OpenAPI

""" Example: Using the FastMCP OpenAPI server with a local OpenAPI specification. """ import asyncio import os from pathlib import Path from fastmcp_openapi import OpenAPIServer async def main(): """Example using a local OpenAPI specification file.""" # Get the path to the example OpenAPI spec examples_dir = Path(__file__).parent spec_file = examples_dir / "simple_api.json" if not spec_file.exists(): print(f"Example spec file not found: {spec_file}") return # Create server server = OpenAPIServer("Local API Server") # Add the local API specification await server.add_openapi_spec( name="simple_api", spec_url=str(spec_file), base_url="https://api.example.com/v1" # Override the base URL ) # Show what was loaded apis = server.list_apis() print("Loaded APIs:") for api in apis: print(f" - {api['name']}: {api['title']} v{api['version']}") print(f" Description: {api['description']}") print(f" Operations: {api['operations']}") print(f" Base URL: {api['base_url']}") # Show operations for the API api_info = server.get_api_info("simple_api") if api_info: print(f"\nAvailable operations:") for op in api_info["operations"]: print(f" - {op['operation_id']}: {op['method']} {op['path']}") if op['summary']: print(f" Summary: {op['summary']}") # Run the server print("\nStarting MCP server with stdio transport...") print("The server will now expose the API operations as MCP tools.") print("Tool names will be prefixed with the API name (e.g., 'simple_api_listUsers')") server.run(transport="stdio") if __name__ == "__main__": asyncio.run(main())