GitHub Copilot code review vs CodeRabbit
Both are AI pull-request reviewers with a verified GitHub bot. They share 2 Git platforms. Facts come from each vendor's own pages; counts are public PRs created in 2026-W39 that each bot formally reviewed.
| Fact | GitHub Copilot code review | CodeRabbit |
|---|---|---|
| Public PRs reviewed (rank) | 146,488 (#1) | 81,094 (#3) |
| Bot | copilot-pull-request-reviewer[bot] | coderabbitai[bot] |
| Category | Platform-native | Commercial |
| Platforms | GitHub, Azure DevOps | GitHub, GitLab, Bitbucket, Azure DevOps |
| Self-host | No | Enterprise only |
| Licence | Proprietary | Proprietary |
| Pricing model | per-seat | per-seat |
| Entry price | $10/seat/mo (Copilot Pro (individual) is the cheapest plan with PR review; the Free plan does not include it. Each review also uses GitHub AI credits (1 credit = $0.01). Docs estimate $0.05-$1 per review at Lite effort and $0.25-$5 at Balanced. Business/Enterprise per-seat prices were not on the plans page. Free Copilot Pro is offered to verified teachers and maintainers of popular OSS repos (GitHub decides eligibility), not to OSS repos in general.) | $30/seat/mo (Essentials plan, monthly billing USD 30/dev; USD 24/dev billed annually. 14-day trial. Free reviews forever on public repos; docs FAQ lists Free and OSS plans. Self-hosting listed only under Enterprise.) |
| Free for open source | Not stated | Yes |
| Free tier | No | Yes |
| Sources | pricing · platforms (checked 2026-10-07) | pricing · platforms (checked 2026-10-07) |
A higher count means more observed public activity, not better reviews. See the methodology.