GitLab MCP Server

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An extensible GitLab MCP (Model Context Protocol) server supporting various GitLab operations and AI-driven code analysis. Requires external configuration via environment variables or config.json file for GitLab host and access token.

Developer toolsstdio or Streamable HTTPCommunity

Repository-wide counts · Cached 2026-03-15

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Overview

The GitLab MCP Server MCP server is a publicly available project. Review the upstream repository for installation instructions, supported tools, compatibility, permissions, and current maintenance status.

Configuration

Configuration, transport, authentication, and runtime requirements vary by project. Open the repository before connecting and use the smallest set of credentials and permissions required.

Open the GitLab MCP Server repository to read the latest documentation.

KEEP EXPLORING

Compare source, connection, and authentication details before choosing an implementation.

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FROM THE SOURCE

Repository README

Build-time snapshot · Retrieved 2026-10-05

GitLab MCP Server

A Model Context Protocol (MCP) server for GitLab integration, enabling AI assistants to interact with GitLab merge requests, files, and perform intelligent code reviews.

Documentation • User Guide (中文) • API Reference

Features

🔄 MCP Protocol - Full compliance with the official MCP TypeScript SDK
📡 stdio Transport - Compatible with Cursor, Claude Desktop, and other MCP clients
🛠️ Complete MR Toolkit - Get MR details, changes, file contents, and more
🤖 AI Code Review - Intelligent code analysis with inline comments
📝 Line-level Comments - Push precise code review feedback to GitLab
🔍 Change Analysis - Deep diff analysis for comprehensive reviews
📋 Review Rules Engine - Smart rules based on file types and paths
🔒 Enterprise Ready - Supports private GitLab instances with retry mechanisms

Quick Start

Prerequisites

Node.js >= 18.0.0
pnpm (recommended) or npm
GitLab Personal Access Token

Installation

# Clone the repository
git clone https://github.com/LynnCen/gitlab-mcp
cd gitlab-mcp

# Install dependencies
pnpm install

# Build the project
pnpm build

Configuration

Set your GitLab credentials:

export GITLAB_HOST="https://gitlab.com"
export GITLAB_TOKEN="glpat-xxxxxxxxxxxxx"

Cursor Integration

Add to your Cursor MCP settings:

{
  "mcpServers": {
    "gitlab-mcp": {
    "type": "stdio",
    "command": "node",
   "args": ["/path/to/gitlab-mcp/dist/src/index.js"],
    "env": {
     "GITLAB_HOST": "https://gitlab.com",
     "GITLAB_TOKEN": "your-token"
    }
 }
  }
}

Available Tools

Tool	Description
`get_merge_request`	Get merge request details
`get_merge_request_changes`	Get MR file changes with diffs
`list_merge_requests`	List project merge requests
`update_merge_request_description`	Update MR description
`get_file_content`	Get file content from repository
`analyze_mr_changes`	Analyze MR changes for code review
`push_code_review_comments`	Push review comments to GitLab
`get_file_code_review_rules`	Get code review rules for file types

Usage Examples

# Get MR information
Get the details of MR #123 in project company/awesome-project

# Perform code review
Analyze all changes in MR #123 of project company/awesome-project 
and perform a comprehensive code review, then push comments to GitLab

# Update MR description
Update the description of MR #123 with the changes summary

GitLab Token Setup

Go to GitLab → Settings → Access Tokens
Create a new token with these scopes:
- api - Full API access
- read_user - Read user info
- read_repository - Read repository content
- write_repository - Write repository (for comments)

Documentation

Documentation Center - Complete documentation index
User Guide (中文) - Detailed usage guide in Chinese
API Reference - Full API documentation
Configuration Guide - Environment and setup guide
Development Guide - For contributors

Development

# Development mode
pnpm dev

# Build
pnpm build

# Run tests
pnpm test

# Start server
pnpm start

Roadmap

AI-powered code review with inline comments
Multi-severity issue classification (critical/warning/suggestion)
Smart review rules engine
Batch MR review support
Detailed quality reports
Performance optimizations with caching
Project-level configuration files

Contributing

Contributions are welcome! Please read our contributing guidelines before submitting PRs.

Fork the project
Create your feature branch: git checkout -b feature/amazing-feature
Commit your changes: git commit -m 'feat: add amazing feature'
Push to the branch: git push origin feature/amazing-feature
Open a Pull Request

License

This project is licensed under the MIT License.

Acknowledgements

Model Context Protocol - MCP protocol and SDK
@gitbeaker/rest - GitLab API client
Zod - TypeScript schema validation

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Made with ❤️ by the GitLab MCP Team