What is a ai code review?

Automated review of a pull request by a large language model that reads the diff and surrounding repository, then posts comments, severity ratings and suggested fixes before a human reviewer starts.

Who uses one?

Engineering leads and platform teams adding an AI reviewer to their pull request workflow

What does it cost?

Pricing varies. The cheapest provider in our Top 11 starts around $12/mo. See the cheapest providers ranked.

How do I pick one?

Read the full methodology for our 9.4-point scoring framework, then look at the canonical CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026. If you want a slice of the ranking by price, fit, or compliance, jump to: cheapest · highest-rated · fastest onboarding.

Source: Top 11 CodeRabbit vs Copilot vs Greptile: 11 Best AI Code Review Tools 2026, verified July 24, 2026.