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What is MCP Blacksmith?

MCP Blacksmith transforms API specifications into fully functional MCP (Model Context Protocol) servers. Upload an OpenAPI spec, and get complete Python code — with authentication, security, validation, and resilience — ready to deploy anywhere. You own every line of generated code. Download it, modify it, deploy it, sell it. No attribution, no royalties, no lock-in.

Quickstart

Generate your first MCP server in under 2 minutes.

What is MCP?

The Model Context Protocol is an open standard that lets AI agents interact with external services through a unified interface. Instead of building custom integrations for every API, an AI agent connects to MCP servers that handle the complexity of authentication, request formatting, and error handling. One AI client connects to multiple MCP servers — each wrapping a different API:
AI Agent
  ├── MCP Server: Gmail API
  ├── MCP Server: Stripe API
  ├── MCP Server: GitHub API
  └── MCP Server: Your Internal API
Each MCP server exposes API operations as tools that the AI agent can call. The server handles authentication, rate limiting, retries, and validation transparently.

Who is Blacksmith for?

  • Developers who need MCP servers for their APIs without weeks of manual coding
  • Teams integrating multiple APIs into AI agent workflows
  • Companies wanting to expose their APIs to AI agents securely
  • Anyone building with MCP-compatible AI tools and IDEs

What you get

Production-ready code

Full Python server with FastMCP framework, Pydantic validation, and typed models.

Auto-configured auth

OAuth2, API Key, JWT, Bearer, Basic, OIDC, and mTLS — detected from your spec.

Built-in resilience

Circuit breakers, exponential backoff, rate limiting, and multi-layer timeouts.

Deploy anywhere

Download the server with all dependencies. Run locally, in Docker, or on any cloud.

Next steps