GPTProto Docs MCP

MCP (Model Context Protocol) server for accessing GPTProto API documentation directly from Claude Code and other MCP-compatible clients.

Features

• Search - Find API documentation by keywords
• Get - Retrieve full documentation for specific APIs
• List - Browse available APIs by vendor
• Auto-update - Automatically fetches latest documentation (no npm update needed!)

Supported Vendors

| Vendor | Models | |--------|--------| | OpenAI | GPT-4.1, GPT-4o, GPT-5, DALL-E, Sora, o3, o4 | | Google | Gemini 2.0/2.5/3, Veo3 | | Claude | Claude 3.5, Claude Opus 4, Claude Sonnet 4 | | Others | DeepSeek, Doubao, Flux, Grok, Ideogram, Kling, Midjourney, MiniMax, Runway, Suno, Higgsfield, Alibaba |

Installation

For Claude Code Users

Add to your Claude Code MCP settings (~/.claude.json):

{
  "mcpServers": {
    "gptproto-docs": {
      "command": "npx",
      "args": ["-y", "gptproto-docs-mcp@latest"]
    }
  }
}

For Other MCP Clients

npx gptproto-docs-mcp

Usage

Once configured, you can ask Claude questions like:

• "How do I use the GPT-4o API for image generation?"
• "Show me the Claude API documentation for text generation"
• "List all available Gemini models"

Tool: gptproto_docs

The MCP provides a single tool with three actions:

Search

Find documentation by keywords:

{
  "action": "search",
  "query": "gpt-4o image"
}

Get Document

Retrieve full documentation content:

{
  "action": "get",
  "path": "docs/allapi/OpenAI/gpt-4o/official-format/text-to-text-chat"
}

List APIs

Browse available APIs by vendor:

{
  "action": "list",
  "vendor": "OpenAI"
}

Resources

The MCP also exposes these resources:

| Resource | Description | |----------|-------------| | gptproto://docs-index | Complete API documentation index | | gptproto://quickstart | Quick start guide | | gptproto://authentication | Authentication guide |

How Updates Work

This MCP uses dynamic loading - documentation is fetched from GitHub at runtime:

• No npm update needed when docs change
• 1-hour cache for performance
• Automatic offline fallback

Environment Variables

| Variable | Description | |----------|-------------| | GPTPROTO_DOCS_INDEX_URL | Custom URL for the docs index (overrides default) |

Links

• GPTProto Documentation
• GPTProto API

License

MIT