grok-api-mcp

MCP server that provides xAI/Grok API documentation to AI assistants. Includes 75 bundled documentation files covering all xAI API features, models, and endpoints.

Features

• Bundled documentation - 75 markdown files with complete xAI API coverage

• Live fetch - Pull fresh docs from docs.x.ai when needed

• Semantic search - Find relevant documentation by keyword

• API reference - 44 endpoints across 12 categories

• Model reference - 12 Grok models with specs and pricing

Related MCP server: API Docs MCP Server

Installation

npm install
npm run build

Usage

With Claude Desktop

Add to your Claude Desktop configuration (~/.config/claude/claude_desktop_config.json):

{
  "mcpServers": {
    "grok-api-docs": {
      "command": "node",
      "args": ["/path/to/grok-api-mcp/dist/index.js"]
    }
  }
}

With Claude Code

Add to your Claude Code MCP settings:

{
  "mcpServers": {
    "grok-api-docs": {
      "command": "node",
      "args": ["/path/to/grok-api-mcp/dist/index.js"]
    }
  }
}

Standalone

npm start

Available Tools

search_docs

Search the bundled documentation using keywords.

query: "function calling"

get_doc_page

Fetch a specific documentation page from docs.x.ai.

path: "guides/function-calling"

list_api_endpoints

List API endpoints. Filter by category: chat, images, videos, voice, models, files, batch, collections, api-keys, billing, team, audit.

category: "collections"  # optional

list_models

List all available Grok models with their specifications.

API Coverage

Endpoints (44 total)

Models (12 total)

Language models:

• grok-4-1-fast-reasoning, grok-4-1-fast-non-reasoning

• grok-4-fast-reasoning, grok-4-fast-non-reasoning

• grok-code-fast-1, grok-4-0709

• grok-3, grok-3-mini, grok-2-vision-1212

Image generation:

• grok-imagine-image, grok-2-image-1212

Video generation:

• grok-imagine-video

Documentation Topics

• Chat completions and Responses API

• Function calling and tool use

• Built-in tools (web search, X search, code execution)

• Collections (RAG/embeddings)

• Voice API (real-time WebSocket)

• Batch API

• Image and video generation

• Streaming and structured outputs

• Error handling and rate limits

• SDK guides (Python, TypeScript)

Development

npm run build    # Compile TypeScript + copy data files
npm run start    # Run the server
npm run dev      # Watch mode for development

Adding Documentation

1. Add .md file to src/data/

2. Run npm run build

3. The file is automatically discoverable by search_docs

License

MIT