OpenAPI MCP Server

Name: OpenAPI MCP Server
Author: janwilmake

@janwilmake

Repository Homepage

About OpenAPI MCP Server

Allow AI to wade through complex OpenAPIs using Simple Language

Basic information

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "openapi-mcp-server": {
      "type": "http",
      "url": "https://openapi-mcp.openapisearch.com/mcp"
    }
  }
}

Tools

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Overview

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 works by identifying the needed OpenAPI identifier, requesting a plain‑language summary, and determining which endpoints to call and how they work.

How to use OpenAPI MCP Server?

Install by using the MCP URL https://openapi-mcp.openapisearch.com/mcp. For local testing, run wrangler dev 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

Search and explore OpenAPI specs through oapis.org.
Obtain plain‑language summaries of API operations.
Integrate API discovery directly into Claude or Cursor.

FAQ from OpenAPI MCP Server

What clients is OpenAPI MCP Server tested with?

Tested with Claude Desktop and Cursor.

What API specification formats are supported?

Both JSON and YAML formats are supported.

How can I install OpenAPI MCP Server?

Use the MCP URL https://openapi-mcp.openapisearch.com/mcp or run locally with wrangler dev and the MCP inspector.

How does OpenAPI MCP Server process specs?

It follows a three‑step process: identify the needed OpenAPI identifier, get a simple‑language summary, then determine which endpoints are relevant and how they work.