fern-api

Fern is a developer-tools platform that turns a single API specification into idiomatic client SDKs, beautiful API documentation, and MCP servers. Given OpenAPI, AsyncAPI, gRPC/Protobuf, or Fern's own Fern Definition as input, Fern generates type-safe SDKs in TypeScript, Python, Go, Java, C#, PHP, Ruby, Swift, and Rust, publishes them to…

{
  "mcpServers": {
    "fern-api": {
      "command": "npx",
      "args": [
        "-y",
        "api-evangelist/fern-api"
      ]
    }
  }
}

claude mcp add fern-api npx -y api-evangelist/fern-api

{
  "mcpServers": {
    "fern-api": {
      "command": "npx",
      "args": [
        "-y",
        "api-evangelist/fern-api"
      ]
    }
  }
}