gitlab-mr-mcp

Overview

This MCP server provides a comprehensive set of tools for interacting with GitLab repositories. It enables AI agents to list projects, fetch merge request details and comments, add comments (including line-specific comments), get diffs, manage issue details, and modify merge request titles and descriptions. The server is well-documented with clear examples of all available tools and their usage patterns.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• get_projects

  Gets a list of GitLab projects accessible with your token.

  Try:List all available GitLab projectsTry:Show me my accessible projects in GitLab
• list_open_merge_requests

  Lists all open merge requests in the specified project.

  Try:Show all open merge requestsTry:List active merge requests in the project
• get_merge_request_details

  Gets detailed information about a specific merge request.

  Try:Get details for merge request #123Try:Show me information about this merge request
• get_merge_request_comments

  Gets comments from a specific merge request, including discussion notes and diff notes.

  Try:Fetch all comments on this merge requestTry:Show me the discussion on MR #123
• add_merge_request_comment

  Adds a general comment to a merge request.

  Try:Add a comment to the merge requestTry:Comment on this merge request: Please review the changes
• add_merge_request_diff_comment

  Adds a comment to a specific line in a file within a merge request.

  Try:Comment on line 42 of src/main.jsTry:Add a review comment to this specific change
• get_merge_request_diff

  Gets the diff for a merge request.

  Try:Show me the diff for this merge requestTry:Display the changes in MR #123
• get_issue_details

  Gets detailed information about a specific issue.

  Try:Get details for issue #456Try:Show me information about this GitLab issue
• set_merge_request_title

  Set the title of a merge request.

  Try:Update the merge request titleTry:Change MR title to 'Fix authentication bug'
• set_merge_request_description

  Set the description of a merge request.

  Try:Update the merge request descriptionTry:Change MR description to include testing steps

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Installation

npx -y @smithery/cli@latest install @kopfrechner/gitlab-mr-mcp --client claude --config '{"gitlabMrMcpToken":"YOUR_GITLAB_TOKEN", "gitlabMrMcpHost": "YOUR_GITLAB_HOST"}'

{
  "mcpServers": {
    "gitlab-mr-mcp": {
      "command": "node",
      "args": ["/path/to/gitlab-mr-mcp/index.js"],
      "env": {
        "MR_MCP_GITLAB_TOKEN": "your_gitlab_token",
        "MR_MCP_GITLAB_HOST": "your_gitlab_host"
      }
    }
  }
}

FAQ

What permissions do I need for my GitLab token?

Your GitLab token needs API access scopes (api, read_api) and proper access to the projects you want to interact with.

Can I use this with self-hosted GitLab instances?

Yes, you can use this with self-hosted GitLab by setting the MR_MCP_GITLAB_HOST environment variable to your GitLab instance URL.

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