Best-of · 9 tools · updated Nov 3, 2026
Best Free AI Tools for Reviewing Pull Requests
CodeRabbit focuses on pull requests, summarizing changes and chatting with reviewers in GitHub and GitLab. GitHub Copilot works inside GitHub and existing workflows, using code, issues, and pull requests for context, with code review and security findings. Cursor combines an editor and AI agent that maps repositories and can review code; its free plan limits AI usage.
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SentrintVerified Nov 3, 2026Scans the GitHub repo behind an AI-built app for leaked secrets, open database rules and other security risks.
Pay as you goAPI - 2
CodeRabbitVerified Nov 4, 2026CodeRabbit reviews pull requests, triages review queues, and checks code security for engineering teams.
Free trial · from $24/moCommand line, IDE, API - 3
CursorVerified Nov 3, 2026An AI code editor and coding agent that helps developers plan, write, fix, and review code.
Free tier · from $8/moWeb, Mac, Command line, IDE - 4
Open-source VS Code extension that gives Claude, GPT-4 and other models agentic access to your files, terminal and browser.
Open sourceIDE - 5
GitHub CopilotVerified Nov 3, 2026An AI coding agent for developers and teams, built into GitHub, IDEs, the terminal, and the web.
Free tier · from $10/moWeb, IDE, Command line - 6
Open-source, high-performance code editor with built-in AI completions, inline editing and an agentic mode for multi-file tasks.
Free tier · from $10/moMac, Linux - 7
DevinVerified Nov 4, 2026Autonomous coding agent that plans, writes, and tests code, then opens a merge-ready pull request.
Free tier · from $20/moCommand line - 8AiderVerified Nov 4, 2026
AI pair programming in your terminal that edits code in your local git repo and commits the changes.
Open sourceCommand line, Mac, Windows, Linux - 9
Amazon Q DeveloperVerified Nov 4, 2026A coding assistant from AWS with IDE and CLI suggestions, chat, and agentic tasks for developers.
Free tier · from $19/moIDE, Command line, iOS, Android