Refact AI vs What the Diff
A detailed comparison to help you choose between Refact AI and What the Diff.
Refact AI Open-source AI coding assistant with self-hosting | What the Diff AI code review summaries for GitHub PRs | |
|---|---|---|
| Rating | 4.9 (396 reviews) | 4.9 (186 reviews) |
| Pricing Model | freemium | freemium |
| Starting Price | Free tier available | Free tier available |
| Best For | Privacy-conscious developers wanting a self-hosted AI code assistant | Engineering teams wanting AI to summarize PRs for faster code review |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | free tieropen sourcebyok | free tierteam features |
| Visit Refact AI → | Visit What the Diff → |
Refact AI
Pros
- + Self-hostable for privacy
- + Open-source
- + Usage statistics and analytics
Cons
- - Self-hosting setup required
- - Less capable than Cursor
What the Diff
Pros
- + Automatic PR summaries
- + Saves review context-setting time
- + Easy GitHub integration
Cons
- - Summary only — no deep review
- - Limited to GitHub
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