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everything vs mcp-openapi

Side-by-side comparison to help you pick between these two MCP servers.

everything
by modelcontextprotocol
mcp-openapi
by ReAPI-com
Stars★ 85,748★ 86
30d uses
Score7741
Official
Categories
Developer ToolsAI / LLM ToolsOther
Developer ToolsAI / LLM Tools
LanguageTypeScriptTypeScript
Last committhis month14 mo ago

everything · Summary

Official MCP test server exercising all protocol features for client builders.

mcp-openapi · Summary

MCP server that loads and serves OpenAPI specifications to enable LLM-powered API integrations in IDEs.

everything · Use cases

  • Testing MCP client implementations against all protocol features
  • Learning MCP protocol capabilities through a reference server
  • Validating client compatibility with different transport methods

mcp-openapi · Use cases

  • Generate API-aware code snippets and clients in IDEs
  • Provide context-aware code completion for API endpoints
  • Automate API documentation generation from OpenAPI specs

everything · Install

NPX (recommended)

{
  "mcpServers": {
    "everything": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

On Windows, use cmd /c:

{
  "mcpServers": {
    "everything": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

mcp-openapi · Install

Install the MCP server using npm:

npm install -g @reapi/mcp-openapi

Configure in Cursor IDE by creating .cursor/mcp.json:

{
  "mcpServers": {
    "@reapi/mcp-openapi": {
      "command": "npx",
      "args": ["-y", "@reapi/mcp-openapi@latest", "--dir", "./specs"],
      "env": {}
    }
  }
}

Place your OpenAPI specifications in the ./specs directory and enable the server in Cursor Settings > MCP.

Comparison generated from public README + GitHub signals. Last updated automatically.