commit-to-pr-mcp

An MCP server that extracts PR details from git commit hashes using the GitHub CLI (gh).

Prerequisites

• GitHub CLI installed and authenticated (gh auth login)
• Node.js 18+

Installation

npm install
npm run build

Usage

Claude Desktop Configuration

Add to your Claude Desktop config (~/Library/Application Support/Claude/claude_desktop_config.json):

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

Tools

get_pr_from_commit

Extract PR number from a git commit and retrieve full PR details.

Parameters:

• commit (required): Git commit hash (full or short), branch name, or any git reference
• repo (optional): GitHub repository in owner/repo format

Example:

Get PR details for commit abc123

get_pr_details

Get detailed information about a specific PR by its number.

Parameters:

• pr_number (required): The PR number to look up
• repo (optional): GitHub repository in owner/repo format

Response

Returns PR details including:

• number: PR number
• title: PR title
• body: PR description
• state: PR state (OPEN, CLOSED, MERGED)
• url: GitHub URL
• author: PR author username
• createdAt: Creation timestamp
• mergedAt: Merge timestamp (if merged)
• baseRef: Target branch
• headRef: Source branch
• labels: Array of label names