beefchicken-mcp MCP Server

特定のAPIに依存する実装コードは一切不要。APIキーを直接指定できないクライアント向けに簡易 OAuth 2.1 サーバーまで同梱しているため、Claude.ai (Web版) にもそのまま接続できます。

Local serverstdioMIT

What is the beefchicken-mcp Server?

beefchicken-mcp is an MCP project maintained in the watanabebashi/beefchicken-mcp repository. The maintainer describes its purpose as “特定のAPIに依存する実装コードは一切不要。APIキーを直接指定できないクライアント向けに簡易 OAuth 2.1 サーバーまで同梱しているため、Claude.ai (Web版) にもそのまま接続できます。”. Read the project documentation for the complete scope.

Installation

The documented npm package is beefchicken-mcp. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.

Configuration values

The example declares API_KEY, API_BASE_URL. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.

Source

Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.

How to install the beefchicken-mcp Server

{
  "mcpServers": {
    "my-api": {
      "command": "npx",
      "args": [
        "beefchicken-mcp",
        "--openapi",
        "/絶対パス/to/your-api-openapi.yaml"
      ],
      "env": {
        "API_KEY": "YOUR_API_KEY",
        "API_BASE_URL": "https://api.example.com"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

Variable	Description	Required
API_KEY	Declared in the maintainer’s client configuration.	Check documentation
API_BASE_URL	Declared in the maintainer’s client configuration.	Check documentation