Graphite Diamond vs CodeRabbit
Side-by-side from the Top 11 ranking of CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026. Last verified July 24, 2026.
The short answer
CodeRabbit ranks higher on Top 11 (#1 vs #5) for Engineering leads and platform teams adding an AI reviewer to their pull request workflow. Best all-round PR reviewer, free for public repos.
At a glance
| Graphite Diamond | CodeRabbit | |
|---|---|---|
| Top 11 rank | #5 / CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026 | #1 / CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026 |
| Score (out of 9.4) | 8.4 | 9.2 |
| Best for | Stacked PR workflows | Deepest pull request review coverage |
| Pricing | $$ ($20 to $30 per developer/mo) | $$ ($12 to $30 per developer/mo) |
| HQ | San Francisco, USA | San Francisco, USA |
| Founded | 2020 | 2023 |
Graphite Diamond
Fewest comments, highest hit rate per comment.
graphite.dev/diamondSee full entry in CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026
CodeRabbit
Best all-round PR reviewer, free for public repos.
www.coderabbit.ai/See full entry in CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.