MCP Builder

MCP Engine is the fastest way to turn any OpenAPI spec into an MCP server that AI agents can actually use. Drop your spec, instantly get a Python repo, run it anywhere, or deploy in one click. 1,400+ MCP servers built so far and counting.

MCP Builder enables users to instantly generate and deploy MCP servers directly from OpenAPI specifications. By simply providing an API spec, users can obtain a functional Python repository that can run anywhere or be deployed with one click. This tool eliminates the need for manual coding, offering a streamlined way to build backends for AI agents. More than 1,400 MCP servers have already been created using this solution, demonstrating its efficiency and reliability. For those without a spec, MCP Builder can even assist in locating one, making it accessible for various development needs.