CodeRabbit
Free tierAI-powered code reviews that cut review time & bugs in half, instantly
Free tier available·Technical·API available
Key strengths
Deep codebase-aware AI reviews with codegraph intelligence1-click fix commits and 'Fix with AI' for instant remediation40+ linters and security scanners with noise filteringCustomizable via YAML — coding guidelines, workflow, and review rulesWorks at PR stage, in the IDE, and via CLI
Free tier + paid plans
US
Founded 2023
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- Automated PR review pipeline — Integrate CodeRabbit into CI/CD workflows to gate merges on AI review approval, running 40+ linters and scanners automatically
- Custom pre-merge quality checks — Define bespoke code quality gates in natural language that CodeRabbit enforces on every PR
- Cross-file impact analysis — Use the codegraph to detect how a change in one module affects dependent services or shared utilities across the monorepo
- IDE-integrated pre-commit review — Run CodeRabbit's CLI or IDE extension locally to review changes before pushing, catching issues at the earliest possible stage
- AI agent governance — Layer CodeRabbit as a mandatory review step on top of AI coding agents (Cursor, Copilot, etc.) to enforce quality guardrails on AI-generated code
- Unit test & docstring generation — Trigger automated generation of missing unit tests and documentation strings directly from the PR review interface