OpenAPI MCP Server

Example Use Cases

• 1

  Access and interact with any REST API via MCP tools without manual coding.

• 2

  Automatic generation of schema analysis and HTTP execution tools from OpenAPI specs.

• 3

  Seamless integration with Claude AI assistants using HTTP or STDIO transports.

Description

OpenAPI MCP Server is a Node.js server that transforms REST APIs defined by OpenAPI or Swagger specs into AI-friendly MCP tools, enabling instant API access for AI assistants like Claude. It supports both schema analysis and dynamic HTTP execution tools, works with OpenAPI 2.x and 3.x, and offers multiple transports including HTTP and STDIO. The server requires zero configuration beyond pointing to an OpenAPI spec and supports authentication, error handling, and monitoring, making it production ready.