Quoting Kenton Varda

📰 Simon Willison's Blog

Learn why AI-written change descriptions can be counterproductive and how to improve code review with human-written descriptions

intermediate Published 8 Jul 2026
Action Steps
  1. Recognize the limitations of AI-written change descriptions
  2. Implement a moratorium on AI-written change descriptions for PRs and commit messages
  3. Encourage team members to write high-level, descriptive change descriptions
  4. Review PRs with a focus on understanding the broader context of code changes
  5. Establish clear guidelines for writing effective change descriptions
Who Needs to Know This

Developers, DevOps, and team leads can benefit from understanding the limitations of AI-written change descriptions and the importance of human-written descriptions for effective code review

Key Insight

💡 AI-written change descriptions often omit high-level context, making them less useful for code review

Share This
🚫 AI-written change descriptions can be worse than useless! 🤖💻

Key Takeaways

Learn why AI-written change descriptions can be counterproductive and how to improve code review with human-written descriptions

Full Article

I just declared a moratorium against AI-written change descriptions (e.g. PR and commit messages, also issues/tickets) from my team. AI was writing change descriptions that were worse than useless to me as I tried to review PRs: outlining details of the code that could easily be seen by looking at the code, but omitting the higher-level framing needed to understand broadly what the code is doing. </blockqu
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