How to Auto-Generate Changelogs from Git Commits Using AI

How to Auto-Generate Changelogs from Git Commits Using AI Writing changelogs is one of those tasks that everyone agrees is important and nobody wants to do. You've shipped a ton of commits, a release is due, and now you're manually scrolling git log --oneline trying to translate fix: wtf edge case lol into coherent release notes. There's a better way. Here's how to use Claude AI to turn raw git history into a clean, grouped markdown changelog — automatically, in about 30 seconds. What You'll Build A Python script ( changelog_gen.py ) that: Pulls commits from any git repo since a given tag or SHA Sends them to Claude (via the claude CLI or Anthropic SDK) Gets back a structured, human-readable changelog — grouped by Features, Bug Fixes, Performance, etc. No magic. No subscriptions. Just a script and an API key. Prerequisites Python 3.10+ Git installed and accessible in your PATH Claude CLI installed, OR an ANTHROPIC_API_KEY set in your environment The Script #!/usr/bin/env python3 """ ch