Towards Data Science
7/15/2026

Cross-provider AI code review with Codex in GitHub Actions
Original: Don’t Let Claude Grade Its Own Homework
Short summary
The article advocates using a second AI provider (Codex) to review code changes that Claude generated, rather than letting the same model self-review. It argues that cross-provider PR review in GitHub Actions catches issues that self-review misses. The body is extremely thin — essentially just a summary paragraph with no implementation details.
- •Cross-provider PR review beats AI self-review
- •Codex can validate Claude's code in GitHub Actions
- •Body lacks implementation depth
Generated with AI, which can make mistakes.
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