16 Best Code Review AI Tools to Improve Code Quality in 2025
Code reviews are an essential part of the development process. They help catch bugs, ensure code quality, and maintain security. But let’s be real — manual code reviews are slow, tedious, and often inconsistent.
This is where AI-powered code review tools come into play. They automate the process, providing instant feedback, identifying vulnerabilities, and ensuring best practices — all while saving developers a ton of time.
In this guide, we’ll explore 16 of the best AI code review tools that can help you write cleaner, more secure, and more efficient code.
What is AI Code Review?
AI code review is the process of using artificial intelligence and machine learning to analyze, detect, and suggest improvements in code. These tools go beyond simple syntax checks—they help with code quality, security vulnerabilities, performance optimizations, and even documentation.
How AI Code Review Helps Developers:
✅ Speeds up the review process – No more waiting days for feedback. AI gives instant suggestions.
✅ Improves code security – Detects vulnerabilities early and reduces security risks.
✅ Reduces human error – AI tools provide consistent and unbiased reviews.
✅ Enhances collaboration – Helps teams follow best practices and coding standards.
AI-powered code review tools streamline the entire process and let you focus on writing great software.
Next, we’ll dive into the 16 best AI code review tools and how they can help your workflow.
1. CodeAnt AI
CodeAnt AI is an AI-powered code review tool designed to improve code quality, security, and overall developer productivity. It integrates directly into IDEs and CI/CD pipelines to provide real-time feedback.
Key Features:
- AI-powered pull request (PR) reviews and summaries
- Static code analysis for detecting issues in 30+ languages
- Security vulnerability detection (SAST, IaC Security, Secret Scanning)
- Code complexity and duplicate code analysis
Integration: Supports popular version control systems and IDEs like VS Code and JetBrains.
Customization: Offers customizable rules to match your team’s coding standards.
Pricing: Starts at $10/user/month with enterprise options available.
2. Amazon CodeGuru Reviewer
Amazon CodeGuru is a machine learning-based code review tool from AWS that helps developers find security vulnerabilities and optimize performance.
Key Features:
- Detects code inefficiencies and suggests fixes
- Security scanning with static application security testing (SAST)
- Integration with AWS services for seamless cloud deployment
- Continuous profiling to improve application performance
Integration: Works with GitHub, Bitbucket, and AWS CodeCommit.
Customization: Limited but offers AI-driven recommendations based on best practices.
Pricing: 90-day free trial, then pay-as-you-go pricing based on the number of lines analyzed.
3. CodeLantis
CodeLantis is an AI-driven code review assistant that helps developers review merge requests faster on GitHub and GitLab.
Key Features:
- AI-powered code review comments in seconds
- Full file context for better PR analysis
- Custom commands for organizing and managing large pull requests
- Browser-based workflow with GitHub/GitLab API integration
Integration: Works with GitHub and GitLab repositories.
Customization: Limited customization but offers grouping and filtering options.
Pricing: Not publicly available — join the waitlist for access.
4. CodeClimate
CodeClimate provides engineering intelligence by analyzing your codebase and offering insights into quality, technical debt, and team performance.
Key Features:
- Automated code reviews and maintainability checks
- Performance benchmarking against industry standards
- Customizable quality gates and rules
- Deep integration with Git workflows
Integration: Works with GitHub, GitLab, and Bitbucket.
Customization: Allows teams to set custom metrics and benchmarks.
Pricing: Free for Open Source projects. Paid plans starts from $16.67 if your team is 4+.
5. Cursor.com
Cursor.com is an AI-powered code editor that enhances developer productivity by providing real-time code suggestions, refactoring, and AI-assisted debugging. It helps developers write cleaner and more efficient code while making the code review process smoother.
Key Features:
- AI-driven autocomplete and inline code fixes
- Context-aware code search and retrieval from your project
- AI-powered refactoring and debugging assistance
- Supports natural language instructions to modify code
Integration: Works with VS Code and JetBrains IDEs, making it easy to incorporate into your workflow.
Customization: Allows custom themes, extensions, and keybindings for a seamless coding experience.
Pricing: Has a trial version. Paid plan starts from $20/month.
6. Snyk + DeepCode AI
Snyk combines security and AI-powered code analysis to help developers find and fix vulnerabilities in real time.
Key Features:
- AI-driven static code analysis for security vulnerabilities
- Detects insecure dependencies in open-source libraries
- Continuous monitoring of code and containers
- Hybrid AI approach to minimize false positives
Integration: Works with GitHub, GitLab, Bitbucket, Docker, and cloud environments.
Customization: Offers security policies and custom rules.
Pricing: Free plan available, with paid tiers starting frmo $25/month/fiver users.
7. CodeScene
CodeScene is an AI-powered code analysis tool that provides insights into code quality, technical debt, and developer productivity. It helps teams identify high-risk areas and improve overall software health.
Key Features:
- AI-powered code complexity and risk analysis
- Automated code reviews with quality gates
- Identifies team bottlenecks and delivery inefficiencies
- Helps reduce technical debt over time
Integration: Supports GitHub, GitLab, Bitbucket, and Azure DevOps.
Customization: Offers customizable code health metrics and trend tracking.
Pricing: 14-day free trial available. Paid plans starting from €18/month/user
8. PullRequest
PullRequest blends AI-powered analysis with expert human reviews, ensuring that every line of code is secure, efficient, and up to industry standards.
Key Features:
- AI-assisted PR reviews for faster feedback
- Expert human reviewers for critical analysis
- Continuous security scanning to catch vulnerabilities
- Seamless integration into Git workflows
Integration: Works with GitHub, GitLab, Bitbucket, and Azure DevOps.
Customization: Offers custom review policies to match your coding standards.
Pricing: 14 Days trial available with paid plans starting from $129/user/month.
9. Continue.dev
Continue.dev is an open-source AI code assistant that enhances AI code review by allowing developers to customize AI models for their specific workflows.
Key Features:
- AI-powered code completion and PR review assistance
- Supports custom AI models for enhanced accuracy
- Works inside the IDE for real-time suggestions
- Open-source and highly configurable
Integration: Works with VS Code and JetBrains IDEs.
Customization: Fully customizable AI-powered development assistant.
Pricing: Free and open-source.
Continue.dev lets developers train their own models, making it ideal for teams with specific coding standards.
10. What the Diff
What the Diff simplifies pull request management by automating PR descriptions and summarizing code changes in a way that’s easy to understand.
Key Features:
- AI-generated PR descriptions to save time
- AI-assisted code change summaries for better visibility
- Weekly progress reports for team tracking
- Supports inline AI refactoring to improve code quality
Integration: Works with GitHub and GitLab.
Customization: Allows teams to configure PR automation settings.
Pricing: Free plan with 25K tokens and paid plans starting from $19/month for 200K tokens. Even has an unlimited plan for $199/month.
11. Qodo AI (prev Codium AI)
Qodo AI is an agentic AI that helps with automated code reviews, bug detection, and test generation.
Key Features:
- AI-powered PR reviews with instant suggestions
- Generates test cases to improve test coverage
- Supports custom code review standards
- Works seamlessly in Git workflows
Integration: Supports GitHub, GitLab, Bitbucket, and Azure DevOps.
Customization: Teams can configure custom review rules.
Pricing: Has free plan. Paid plan starts from $19/user/month.
12. CodeRabbit AI
CodeRabbit AI is an AI-powered pull request reviewer that helps developers identify and fix issues faster.
Key Features:
- AI-powered PR review comments
- Detects code smells, anti-patterns, and security vulnerabilities
- Suggests automated fixes
- Works with popular Git platforms
Integration: Supports GitHub, GitLab, and Bitbucket.
Customization: Allows custom AI review policies.
Pricing: Has a free plan and also 14-day free trial for paid ones. Paid plans starting from $15/user/month with basic features; the $25/month/user Pro plan has some great SAST features.
CodeRabbit AI ensures that every PR gets reviewed instantly, eliminating the long waiting times of manual reviews.
13. Bito AI
Bito AI is an AI code review assistant that focuses on speed and efficiency, helping teams close pull requests faster.
Key Features:
- AI-powered on-demand code reviews
- Helps reduce manual review efforts by 87%
- Detects security vulnerabilities and performance issues
- Works inside IDEs and Git providers
Integration: Supports GitHub, GitLab, and Bitbucket.
Customization: Allows teams to set custom security policies.
Pricing: Free version available. Paid plans starting from $15/user/month.
Bito AI reduces the burden of manual code reviews, helping teams ship high-quality code faster.
14. Codacy
Codacy is a developer-friendly code quality and security tool that helps teams maintain consistent coding standards and automate AI-driven code reviews.
Key Features:
- Automated code quality checks across 40+ languages
- Static analysis for security vulnerabilities
- Custom rules and coding standards enforcement
- Supports CI/CD pipeline integration for seamless workflows
Integration: Works with GitHub, GitLab, Bitbucket, and Azure DevOps.
Customization: Allows teams to define their own coding rules.
Pricing: Free plan available, with premium features for enterprises.
💡 Why it’s great for AI code review: Codacy ensures consistency in code quality while automating security checks, making manual reviews more efficient.
15. all-hands.dev
All-hands.dev is an open-source AI agent designed to assist developers with automated code reviews, bug fixes, and development workflows.
Key Features:
- AI-powered automated code review assistant
- Supports custom AI models for personalized code analysis
- Integrates with GitHub and GitLab for real-time suggestions
- Open-source and developer-friendly
Integration: Works with GitHub, GitLab, and local dev environments.
Customization: Developers can train the AI on their own codebases.
Pricing: Free and open-source.
Unlike closed-source tools, all-hands.dev gives teams full control over their AI assistant, making it highly customizable.
16. CodeMind
CodeMind is an AI-powered GitLab-integrated solution that simplifies code review, optimization, and PR summarization.
Key Features:
- Automatic AI-powered code review to catch bugs and inefficiencies
- AI-generated merge request summaries for faster approvals
- Code explanation feature to simplify complex logic
- AI-driven performance improvement suggestions
Integration: Works with GitLab repositories.
Customization: Supports custom code review rules.
Pricing: Free plan available just for a week, with premium tiers for teams at $15/user/month.
CodeMind reduces the complexity of PR reviews by offering smart AI-generated insights, making it easier to maintain code quality at scale.
🛠️ How to Choose the Right AI Code Review Tool
With so many AI-powered code review tools available, picking the right one can feel overwhelming. The best tool for your team depends on your workflow, security needs, and development priorities.
Here’s a practical checklist to help you make the right choice:
✅ 1. Does It Integrate with Your Existing Tools?
- Supports GitHub, GitLab, Bitbucket, or Azure DevOps?
- Works with your IDE (VS Code, JetBrains, etc.)?
- Easily integrates into your CI/CD pipeline?
💡 Example: If your team works in GitLab, tools like CodeAnt or Codacy might be a better fit than those focused on GitHub.
✅ 2. What Level of Customization Does It Offer?
- Can you define custom rules and coding standards?
- Does it allow you to train the AI to fit your needs?
- Can it be self-hosted for privacy and security?
💡 Example: If you need deep customization, open-source tools like all-hands.dev give you full control.
✅ 3. Does It Focus on Security & Compliance?
- Detects security vulnerabilities like SAST, secret scanning, IaC security?
- Complies with SOC2, HIPAA, or GDPR requirements?
- Helps enforce secure coding practices in PR reviews?
💡 Example: If security is your main concern, Snyk + DeepCode AI, CodeAnt and Amazon CodeGuru are top choices.
✅ 4. How Well Does It Handle Code Quality?
- Can it identify code smells, anti-patterns, and tech debt?
- Provides automated refactoring suggestions?
- Helps improve performance and maintainability?
💡 Example: If you’re dealing with legacy code and need better insights, CodeScene is designed for technical debt reduction.
✅ 5. Does It Offer AI-Powered PR Reviews & Summarization?
- Can it auto-generate PR descriptions to save time?
- Does it provide AI-generated code explanations?
- Helps with real-time feedback inside the IDE?
💡 Example: Tools like What the Diff, CodeAnt and CodeRabbit AI help teams speed up PR reviews by generating summaries automatically.
✅ 6. What’s the Pricing & Scalability?
- Is there a free trial or free tier for small teams?
- How does pricing scale with team size?
- Does it offer enterprise support and on-prem deployment?
💡 Example: If you’re on a budget, Codacy, CodeMind, and Bito AI offer free plans, while enterprise teams may prefer CodeAnt AI or Amazon CodeGuru.
Wrapping Up
AI-powered code review tools are changing the game for solo developer, a fast-moving startup, or a large enterprise, these tools help you write cleaner code, catch bugs faster, and improve security — all while saving time.
If you’re still unsure, here’s what to do next:
- Try the free trials
- Start with what solves your biggest pain point — Need better security? ant automated PR reviews?
- Pick a tool that scales with your team
🎯 Ready to Supercharge Your Code Reviews? Try CodeAnt AI 🚀
If you want an all-in-one AI code review tool that boosts code quality, security, and developer productivity, then CodeAnt AI is the perfect choice.
🔹 Instant AI-powered PR reviews
🔹 Security & quality checks for 30+ languages
🔹 Seamless integration with IDEs & CI/CD pipelines
👉 Start your free trial today and see the difference!
