# BeefChicken MCP

> BeefChicken MCP — watanabebashi-beefchicken-mcp. Use this tool when you need to instantly generate MCP tools from OpenAPI definitions or integrate Claude.ai Web connections with OAuth 2.1 authentication. It solves the problem of manually coding MCP tools and handles OAuth authentication for seamless web connections. The tool takes an openapi.yaml file as input and outputs a fully functional MCP server with built-in OAuth 2.1 capabilities.

Canonical page: https://skillsregistry.net/skills/watanabebashi-beefchicken-mcp  
JSON: https://api.skillsregistry.net/v1/skills/watanabebashi-beefchicken-mcp

## Description

A lightweight OpenAPI proxy MCP server that turns any openapi.yaml into MCP tools with zero code, including a built-in OAuth 2.1 server for Claude.ai Web connection.

## Trust

- **Trust score (0–1):** 0.68
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/uiabdo7hbe)
- **Repository:** <https://github.com/Watanabebashi/BeefChicken-MCP>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "watanabebashi-beefchicken-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/watanabebashi-beefchicken-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/watanabebashi-beefchicken-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt