Everything on Code Quality & Risk

AI-assisted PRs are significantly larger (P75 ~400 LoC vs. 157 LoC for unassisted), leading to reviewer cognitive overload and "rubber stamping" behaviors.

Impact: Larger PRs increase the risk of undetected bugs, security vulnerabilities, and merge failures. Enforcing PR size limits and chunking strategies is essential to maintain quality gates.

— from 2026 Engineering Benchmark: AI Adoption vs. Impact Gap · Dev Interrupted· Mar 24, 2026