Technology RadarTechnology Radar

AI-Assisted Code Review

workflow
Adopt

Using AI to review code before (or in addition to) human review is one of the highest-return applications of LLMs in software engineering today. As AI-generated code becomes the norm, AI review has become correspondingly more important — CodeRabbit's December 2025 report found AI-coauthored PRs contain ~1.7x more issues than human-authored ones.

Why It's in Adopt

AI code review is low-risk, immediately useful, and fits naturally into existing workflows. You don't need new tooling — you can start today by pasting code into Claude or ChatGPT. Adoption has become widespread: 84% of developers report using or planning to use AI review tools, with enterprise deployment accelerating through 2025.

What AI Review Excels At

  • Obvious bugs: Off-by-one errors, null pointer dereferences, race conditions
  • Security issues: SQL injection, XSS, hardcoded secrets, missing input validation
  • Code style and clarity: Suggesting clearer variable names, spotting overly complex logic
  • Missing edge cases: "What happens when the input list is empty?"
  • Documentation gaps: Identifying undocumented public APIs
  • Auto-fix: Leading tools (CodeRabbit, Copilot) can now implement the fixes they suggest — not just comment on them

What Human Review Still Does Better

  • Understanding team norms and implicit conventions
  • Architectural decisions that require broader codebase context
  • Judging whether a feature solves the right problem
  • Interpersonal dynamics (tone of feedback, teaching moments)

How to Integrate It

Option 1: Pre-PR (local) Before opening a PR, paste your diff into Claude or ChatGPT and ask: "Review this diff for bugs, security issues, and readability problems." CodeRabbit also offers a VS Code/Cursor/Windsurf extension for pre-PR review directly in your editor.

Option 2: GitHub PR comments CodeRabbit is the category leader with 2M+ repos connected and 13M+ PRs processed. GitHub Copilot's PR review (available on Business and Enterprise plans) added CodeQL + ESLint integration and source file context-gathering in October 2025. Qodo (formerly PR-Agent) is another well-regarded specialist option.

Option 3: IDE-based Use Copilot Chat or Cursor to review a file: "Review this file for any issues you can spot."

Caution

AI reviewers will flag false positives and miss context-dependent issues. Treat AI review as a first pass, not a replacement for human review.