MCP Specification Server

Overview

We turned the Model Context Protocol documentation into an MCP server so that your LLM can get context on the full MCP specs. Query specific sections like "Tools", "Resources", "Authorization", and 20+ others to get the complete documentation for that section.

Features

📚 Complete MCP Specification Access

364KB of comprehensive MCP documentation indexed and searchable
25+ distinct sections covering every aspect of the protocol
Complete section content returned, not just snippets

⚡ Smart Document Processing

Intelligent chunking by major headings (# tags)
500-line chunk limits for optimal performance
Fast startup indexing (<1 second)

🔧 Developer-Focused Sections

Tools - Function calling and tool execution patterns
Resources - Data access and resource management
Authorization - Security, authentication, and authorization
Transports - Communication layers (stdio, HTTP, SSE)
Debugging - Troubleshooting and development tools
Core components - Protocol architecture fundamentals
Connection lifecycle - Initialization and termination
And 18+ more specialized sections

🛠️ Built for MCP Development

Perfect for developers building MCP servers or clients
Reference implementation patterns and best practices
Complete protocol specifications at your fingertips

Install with an IDE

Add this server to any MCP-compatible client (Claude Desktop, Cursor, VSCode, Windsurf, etc.):

Claude Desktop Config:

macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
Windows: %APPDATA%\Claude\claude_desktop_config.json

Cursor config:

Chat Settings, Tools / Integrations. Edit mcp.json

{
  "mcpServers": {
    "mcp-spec": {
      "command": "npx",
      "args": ["-y", "@mcpjam/mcp-spec@latest"]
    }
  }
}

How it works

┌─────────────────┐    ┌──────────────────┐    ┌─────────────────┐
│   MCP Client    │◄──►│  MCP Spec Server │◄──►│ Specification   │
│   (Claude,      │    │                  │    │ Document        │
│    Your App)    │    │  - Section Index │    │ (llms-full.md)  │
└─────────────────┘    │  - Content Cache │    └─────────────────┘
                       │  - Search Logic  │
                       └──────────────────┘

Server indexes the complete MCP specification on startup
Document is split into sections by major headings
Query by section name to get the full content for that section
Returns complete documentation for topics like Tools, Resources, Authorization, etc.

Contributing

Want to improve this server? Here's how:

# 1. Clone the repository
git clone https://github.com/your-org/mcp-spec.git
cd mcp-spec

# 2. Install dependencies
npm install

# 3. Build the project
npm run build

# 4. Start development server
npm run dev

Development workflow:

Fork this repository
Create a feature branch: git checkout -b my-feature
Make your changes
Test locally: npm run build && npm run dev
Submit a pull request

Community: Join the MCP community discussions

Note: This is an unofficial server created to make the MCP specification more accessible. For official MCP resources and documentation, visit modelcontextprotocol.io.

This server cannot be installed

security - not tested

license - not found

quality - not tested

How are these scores calculated?

Provides complete access to Model Context Protocol documentation through an MCP server, allowing LLMs to query specific sections like 'Tools', 'Resources', and 'Authorization' to retrieve comprehensive protocol specifications.

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