MCP Utilities Library

Example Use Cases

• 1

  Expose prompt and tool endpoints over HTTP/SSE for synchronous MCP-compatible interactions using Flask.

• 2

  Queue and manage responses reliably with Redis and integrate request handling into existing web apps and database transactions.

• 3

  A lightweight, Pydantic-validated schema and decorators to quickly implement and test MCP endpoints and connect with MCP clients like Cursor or Claude (via mcp-proxy).

Description

mcp-utils is an open-source Python library that provides helpers and Pydantic models to implement Model Context Protocol (MCP) servers, focusing on synchronous Flask deployments and Server-Sent Events. It includes utilities for defining prompts and tools, response queuing with Redis, and examples for integrating with Flask, Gunicorn, and SQLAlchemy transaction handling. The package simplifies building and testing MCP-compliant servers and offers examples for connecting with clients like Cursor and Claude Desktop via a proxy.