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AI coding tools

What The Diff

PR descriptions and review help

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Tags Developer tools No code development AI coding AI code assistant AI app builder

What What The Diff is

What The Diff is an AI code review and pull request assistant. It generates PR descriptions, explains code differences and offers inline refactoring suggestions, integrating with GitHub or GitLab for development teams, open source maintainers and engineering leads.

What you can do it

Generate a pull request description
Explain what a diff actually changes
Get refactoring suggestions inline
Speed up first-pass review

Who it is for

Development teams
Open source maintainers
Engineering leads

What to watch out for

Code security, false positives and missed issues still need team review
It is not a substitute for review of critical code
Repository access needs scoping
Confirm current plan limits

Pros & cons

✓ What we like

Removes PR description writing
Explains diffs clearly
Works with GitHub and GitLab

! What to watch out for

Human review still required
False positives possible
Repository access to scope

FAQ

Who is it for?

Development teams, open source maintainers and engineering leads.

Can it replace manual review?

No. Critical code still needs human judgement.

What should I prepare?

Goals, materials and constraints such as repositories and review standards.

Last reviewed: 2026-09-17

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