Last updated: May 2026
CodeRabbit is an AI code review tool that automatically reviews pull requests on GitHub, GitLab, and Bitbucket. When a developer opens a PR, CodeRabbit reads the diff, understands the broader codebase context, and posts inline review comments covering bugs, security issues, performance problems, and style violations. It is not an IDE assistant or autocomplete tool — it sits in your CI/CD workflow and reviews PRs automatically.
Yes. CodeRabbit has a genuinely useful free tier that requires no credit card:
| Plan | Price | What's included |
|---|---|---|
| Free | $0 | Unlimited public and private repos, PR summaries, rate-limited reviews (200 files/hour, 4 PRs/hour) |
| Pro | $19–24/user/month | Unlimited reviews, advanced integrations, custom review rules per repo |
| Enterprise | Custom | Self-hosting, SSO, SLA, dedicated support, compliance features |
The free tier covers both public and private repositories — most competitors restrict free plans to public repos only. Rate limits on the free tier (4 PR reviews/hour) are enough for small-to-medium teams without constant high-volume PR activity. CodeRabbit also provides full Pro features permanently free for open-source projects.
GitHub Copilot includes PR review features on Business and Enterprise plans. CodeRabbit is a dedicated code review product with more sophisticated contextual understanding — it builds a semantic model of your entire codebase, not just the diff. This means it can catch issues that reference patterns established elsewhere in the codebase, not just issues visible in the changed lines.
GitHub Copilot Code Review is bundled with the broader Copilot suite ($19/user/month Business). CodeRabbit Pro at $19–24/user/month is comparable in price but specialized entirely for review quality. For teams who primarily want AI assistance while coding, Copilot or Cursor makes more sense. For teams whose primary problem is review quality and bottleneck, CodeRabbit's specialization pays off.
Yes. CodeRabbit has a VS Code, Cursor, and Windsurf extension that brings its review capabilities into the editor. You can view and respond to CodeRabbit's PR comments from your IDE without switching to the GitHub/GitLab interface.
Only developers who open pull requests are counted as users — not everyone who has repository access. A repository with 50 people who can read it but only 10 who actively submit PRs would be billed for 10 users. This makes CodeRabbit's per-seat cost more predictable for organizations where not everyone is a contributor.
Yes. On Pro and Enterprise plans, you can configure custom review rules per repository — writing instructions that CodeRabbit applies as additional review criteria on top of its default analysis. This allows you to enforce conventions specific to your codebase, such as naming patterns, architectural constraints, or business logic rules.
Yes, on Enterprise plans. Self-hosted CodeRabbit runs on your own infrastructure, keeping all code and review data within your environment. Custom pricing applies — the starting point for large organizations is approximately $15,000/month for 500+ users, though smaller self-hosted deployments can be negotiated.
The free tier is worth trying for any team — there is no credit card requirement, no time limit, and it covers both public and private repos. For teams under 10 active PR authors with moderate PR volume, the free tier's rate limits rarely become a bottleneck. Teams that hit those limits and find the reviews valuable should evaluate Pro. See the CodeRabbit listing for technical details and integration options.