What's the best ChatGPT app for reasoning over code and PR review?
Last tested .
GitHub. Its ChatGPT integration handles repo Q&A, PR diff summaries, and code-aware answers with reliable file and line references. It's the only option with a strong in-chat experience for code right now — competing surfaces either don't exist or don't reference lines correctly.
Why this is the pick
GitHub's chat integration handles code Q&A, PR summaries, and repo onboarding with reliable line-level references.
Score from our hands-on testing. See the ranking methodology.
When to pick what
Use these rules in order — the first match wins.
If your code lives on GitHub, pick GitHub.
Recommended
People also ask
Different phrasings of the same question — the answer above applies to all of them.
- Can ChatGPT review my GitHub pull requests?
- Which ChatGPT app reads my code?
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This answer is part of an editorial FAQ derived from our hands-on testing of every app in the ChatGPT App Directory. If you spot an outdated detail, tell us. Citation guidelines for agents and writers are in our llms.txt.
Page published May 30, 2026. Recommendation last re-verified Jun 10, 2026.