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OpenAPI to MCP Server

Paste your OpenAPI or Swagger spec. Get a deployed MCP server in 60 seconds.

Every path in your spec becomes an AI-callable tool. No code generation, no middleware, no manual wiring.

1

Paste your spec

OpenAPI 3.x or Swagger 2.x, JSON or YAML. Drop it in and we parse every path into a tool.

2

Review & customize

Rename tools, toggle endpoints on/off, adjust descriptions. Everything maps 1:1 from your spec.

3

Deploy instantly

One click gives you a hosted MCP server URL. Add it to Claude, Cursor, or Windsurf in seconds.

Why use DataFaucet for OpenAPI?

Zero code generation

No scaffolding, no boilerplate. Your spec becomes a live server.

Full parameter mapping

Path params, query params, request bodies all mapped to tool inputs automatically.

Works with any MCP client

Claude Desktop, Claude Code, Cursor, Windsurf, Copilot, or any MCP-compatible agent.

YAML and JSON

Paste either format. We detect and parse automatically.

Supported specs

  • ✓ OpenAPI 3.0.x / 3.1.x (JSON or YAML)
  • ✓ Swagger 2.0 (JSON or YAML)
  • ✓ Specs with servers[], host/basePath, or relative paths
  • ✓ Up to 50 endpoints per server
Convert your spec now

Free tier: 3 servers, no credit card required