AI-to-AI Code Reviews of GitHub Pull Requests
SMRTR summary
AI coding agents are now operating on both sides of code review — one AI writes the pull request, another reviews it. A large-scale study of 248,641 AI-authored PRs found this closed-loop AI-to-AI review is growing fast, increasing over 100x from Q1 to Q3 2025. Review behavior varies by tool pairing, with some agents leaving far more comments depending on which AI wrote the code.
SMRTR provides this summary for quick context. The original article belongs to Hacker News.
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