OpenAPI MCP Server

What is OpenAPI MCP Server?

A Model Context Protocol (MCP) server for Claude/Cursor that enables searching and exploring OpenAPI specifications through oapis.org. It applies a 3-step process to understand API specs and retrieve relevant endpoint details.

How to use OpenAPI MCP Server?

Install via the MCP URL (https://openapi-mcp.openapisearch.com/mcp) or the provided install button. For local development, run wrangler dev and then npx @modelcontextprotocol/inspector.

Key features of OpenAPI MCP Server

• Get an overview of any OpenAPI specification
• Retrieve details about specific API operations
• Support for both JSON and YAML formats
• Tested with Claude Desktop and Cursor

Use cases of OpenAPI MCP Server

• Quickly understand an API’s capabilities before integration
• Find and explore specific endpoints for a task
• Get a simplified summary of complex API specs
• Learn how APIs work via a conversational interface

FAQ from OpenAPI MCP Server

What is OpenAPI MCP Server for?

It provides conversational access to OpenAPI specs, allowing users to search, summarize, and drill into endpoint details via MCP.

Which clients does it work with?

It has been tested