Best AI Code Review Tools in the USA

JetBrains Junie is an innovative AI coding assistant that works inside many JetBrains IDEs to streamline programming efforts and boost efficiency. This agent leverages advanced AI to help developers write, test, and inspect code without leaving their familiar development environment. Junie offers both code execution and interactive collaboration, allowing programmers to switch between automated code writing and brainstorming sessions for features and improvements. By deeply understanding the codebase, Junie identifies the best ways to tackle tasks and ensures all changes meet quality standards through syntax and semantic checks. It also runs tests to minimize errors and keep the project healthy, freeing developers from routine tasks. Many developers have successfully built complex applications and games using Junie, highlighting its flexibility across different languages and frameworks. The AI adapts to each task’s complexity and workflow, making coding less tedious and more focused on creativity. Whether you are building a simple web app or a complex game, Junie offers smart support throughout the development cycle.

Windsurf is a cutting-edge IDE designed for developers to maintain focus and productivity through AI-driven assistance. At the heart of the platform is Cascade, an intelligent agent that not only fixes bugs and errors but also anticipates potential issues before they arise. With built-in features for real-time code previews, automatic linting, and seamless integrations with popular tools like GitHub and Slack, Windsurf streamlines the development process. Developers can also benefit from memory tracking, which helps Cascade recall past work, and smart suggestions that enhance code optimization. Windsurf’s unique capabilities ensure that developers can work faster and smarter, reducing onboarding time and accelerating project delivery.

Qodo, formerly Codium, analyzes your code to find bugs before you release. Qodo maps the behaviors of your code, identifies edge cases and tags anything suspicious. It then generates meaningful and clear unit tests that match the behavior of your code. You can see how your code behaves and how changes to your code affect the rest of the code. Code coverage is broken. Meaningful tests check functionality and give you the confidence to commit. Spend less time writing questionable tests and more time developing features that are useful to your users. Qodo analyzes your code, docstring and comments to suggest tests as you type. You only need to add them to your suite. Qodo focuses on code integrity. It generates tests that help you understand your code, find edge cases and suspicious behavior; and make your code more robust.

Bito helps developers and teams review code faster and with more consistency using AI. Our AI Code Review Agent looks at the full codebase to give smart, reliable suggestions on pull requests. Teams use Bito to speed up reviews, reduce regressions, and improve code quality without adding overhead. Bito works with GitHub, GitLab, and Bitbucket and requires no setup beyond a one-click install. No code is stored and no model is trained.

GitHub Copilot is an AI-driven coding assistant that helps developers code, collaborate, and ship software more efficiently. It integrates natively with IDEs, GitHub repositories, command-line tools, and project workflows. Copilot supports a wide range of programming languages and platforms, making it adaptable to diverse development environments. Developers can choose from multiple AI models to balance performance, accuracy, and cost. The editor experience includes intelligent code completion, explanations, refactoring suggestions, and agent mode for deeper automation. Copilot can be assigned issues to autonomously generate code and pull requests in the background. Terminal integration allows developers to execute complex workflows using natural language commands. For teams, Copilot can be customized with shared organizational knowledge and documentation. Enterprise controls provide governance, audit logs, and secure integrations. Overall, GitHub Copilot acts as a productivity multiplier across the entire software development lifecycle.

Amp is a next-generation coding agent engineered for developers working at the frontier of software development. It brings powerful AI agents directly into the terminal and code editors, allowing engineers to build, refactor, review, and explore large codebases with minimal friction. Unlike simple code assistants, Amp operates agentically, running subagents, managing context, and making coordinated changes across dozens of files. It supports multiple state-of-the-art models and continuously evolves with frequent updates, new agents, and performance improvements. Features like agentic code review, clickable diagrams, fast search subagents, and context-aware analysis make Amp feel like a true engineering partner rather than a chat tool. By reducing manual overhead and increasing leverage, Amp enables teams to focus on higher-level design and problem solving. The result is faster iteration, cleaner architectures, and more ambitious builds.

Augment Code is an AI agent built to enhance the coding experience for software engineers working with large and complex codebases. It integrates effortlessly into IDEs like Visual Studio Code, IntelliJ IDEA, Node, and Vim, offering a suite of tools for SDK migration, code refactoring, and code documentation. By leveraging machine learning, Augment Code automatically adapts to a developer’s style and memory, improving the quality of code generation and ensuring consistency across multiple repos. The platform is compatible with over 100 native and MCP tools, enabling engineers to debug, explain, and refine code in their familiar environments without needing to switch tools. Augment Code's deep integration with popular collaboration platforms like GitHub and Slack further streamlines workflows, making it easier for teams to collaborate and maintain high-quality code. Trusted by leading software teams, Augment Code helps developers write code like senior engineers, boosting productivity and reducing the complexity of large projects.

GoCodeo is a comprehensive AI platform for developers that accelerates coding, testing, and debugging processes. The platform integrates with VS Code to offer real-time assistance, from generating code snippets to automatically creating unit tests. GoCodeo’s AI-driven tools also provide debugging insights, enabling developers to identify and fix issues faster. With support for multiple programming languages and frameworks, GoCodeo empowers developers to write high-quality, production-ready code with less effort, streamlining development cycles and enhancing efficiency across projects.

Enhance the speed and efficiency of software development and delivery by leveraging generative AI support, all while ensuring robust enterprise security and privacy safeguards. Gemini Code Assist streamlines your coding process by completing your code as you type and can generate entire code blocks or functions upon request. This powerful code assistance tool is compatible with a variety of popular integrated development environments (IDEs) like Visual Studio Code and JetBrains IDEs (including IntelliJ, PyCharm, GoLand, and WebStorm), as well as Cloud Workstations and Cloud Shell Editor, supporting over 20 programming languages such as Java, JavaScript, Python, C, C++, Go, PHP, and SQL. Utilizing a natural language chat interface, you can easily interact with Gemini Code Assist to obtain solutions to your coding queries or gain insights into coding best practices, with chat functionality accessible across all supported IDEs. Organizations have the flexibility to tailor Gemini Code Assist by integrating their private codebases and knowledge repositories, enabling the tool to provide more personalized assistance that aligns with specific enterprise needs. Furthermore, Gemini Code Assist has the capability to facilitate extensive modifications across entire codebases, thereby optimizing the development workflow significantly. This adaptability not only boosts productivity but also empowers teams to innovate more rapidly in a secure environment.

Amazon Q Developer is an advanced AI assistant built for professional developers, combining coding intelligence with deep AWS expertise. It’s designed to handle every stage of development—from writing and refactoring code to performing upgrades and automating documentation. Integrated with major IDEs and the AWS Management Console, it empowers developers to code faster and operate smarter using secure, context-aware assistance. Its agentic automation can autonomously implement features, test applications, and perform large-scale migrations like .NET to Linux or Java 8 to Java 17 in minutes. Developers can chat directly with Amazon Q inside Slack, Microsoft Teams, GitHub, and GitLab, where it provides architectural recommendations and incident resolution guidance. The tool also supports CLI autocompletions and AWS resource management to streamline workflows from the terminal to the cloud. Offering enterprise-grade access controls and IAM integration, it ensures that organizational data and permissions remain protected. Available on the AWS Free Tier, Amazon Q Developer enables up to 50 monthly AI interactions and 1,000 lines of code transformation at no cost, helping teams start building smarter right away.

Claude Code is a developer-focused AI tool built to actively assist with real-world coding tasks inside the tools engineers already use. Instead of only completing lines of code, it understands full features, repositories, and workflows. Developers can run Claude Code from their terminal, IDE, Slack, or browser to ask questions, make changes, or debug issues. It automatically explores codebases to provide context-aware explanations and recommendations. This makes onboarding to new projects significantly faster and less error-prone. Claude Code can refactor large sections of code, run tests, and help resolve issues without jumping between platforms. It supports integrations with GitHub, GitLab, and common CLI utilities for end-to-end development workflows. Teams can use it to turn issues into pull requests with minimal manual effort. Claude Code is included in Anthropic’s Pro and Max plans with varying usage limits. Overall, it helps developers focus more on decision-making and less on repetitive implementation work.

Accelerating the review process while maintaining reliable, high-quality feedback allows senior developers to engage in more complex projects. Your engineering team represents a crucial and costly asset. HOJI AI enables them to concentrate on their core competencies, enhancing their performance further. We prioritize your privacy and do not utilize, retain, or train on your codebase; we only keep code review excerpts for your reference and quality assurance. Leveraging a robust AI pipeline that builds upon GPT-4, Hoji AI intelligently accesses context in innovative ways that standard GPT cannot achieve, providing a significant edge in code evaluation. With this approach, teams can streamline their workflows while upholding the integrity of their coding standards.

Codacy is an end-to-end DevSecOps platform designed to enforce code quality, security, and compliance across modern development workflows. It integrates seamlessly with IDEs, repositories, and CI/CD pipelines to provide continuous analysis and real-time feedback. The platform performs static and dynamic testing, dependency scanning, and infrastructure checks to identify vulnerabilities early and throughout the software lifecycle. Codacy’s AI Guardrails feature ensures that both human-written and AI-generated code meet organizational standards by detecting risks and automatically fixing issues. It also offers automated pull request reviews, quality metrics, and test coverage tracking to improve development efficiency. Centralized policies allow organizations to maintain consistent standards across teams and projects. With support for multiple programming languages and easy integration into existing workflows, Codacy simplifies secure coding practices. It helps teams reduce manual review effort while improving code reliability and maintainability. By combining security, quality, and AI protection, Codacy empowers teams to ship faster with confidence.

CodeSandbox aims to make it easier for you to express your ideas with code, and to validate them. It also removes the hassles of setting up development tooling and sharing your project. Join us to help build the future of web coding. Over 4M developers use the platform each month. This includes organizations like Shopify and Atlassian. Since its launch, creators have created over 35M apps. It's used in thousands of open-source projects like React, Vue and Babel. You can invite your friends, colleagues, or team to join you or simply view your creation by using a URL. Use any of 1M+ packages for building real, powerful applications quickly and efficiently. Import and run repos directly from GitHub or choose from hundreds of templates to start in seconds. Boxy, CodeSandbox's AI-powered coding assistant, is now available to all Pro subscriptions.

Cody is an advanced AI coding assistant developed by Sourcegraph to enhance the efficiency and quality of software development. It integrates seamlessly with popular Integrated Development Environments (IDEs) such as VS Code, Visual Studio, Eclipse, and various JetBrains IDEs, providing features like AI-driven chat, code autocompletion, and inline editing without altering existing workflows. Designed to support enterprises, Cody emphasizes consistency and quality across entire codebases by utilizing comprehensive context and shared prompts. It also extends its contextual understanding beyond code by integrating with tools like Notion, Linear, and Prometheus, thereby gathering a holistic view of the development environment. By leveraging the latest Large Language Models (LLMs), including Claude Sonnet 4 and GPT-4o, Cody offers tailored assistance that can be optimized for specific use cases, balancing speed and performance. Developers have reported significant productivity gains, with some noting time savings of approximately 5-6 hours per week and a doubling of coding speed when using Cody.

Cosine is capable of grasping both broad concepts and intricate details to deliver answers that surpass human capabilities. We are more than just a layer over an LLM; our approach integrates various methods such as static analysis and semantic search among others. Just pose a question to Cosine about adding a new feature or altering existing code, and we will produce a comprehensive step-by-step guide. Cosine meticulously indexes your codebase, comprehending it on various dimensions; from the relationships among files and functions to an in-depth semantic analysis of the code, ensuring that any inquiry regarding your codebase can be addressed. Genie stands out as the leading AI software engineer, boasting an impressive 30% evaluation score on the widely recognized SWE-Bench benchmark. It excels at debugging, feature development, and code refactoring, performing these tasks either completely independently or in collaboration with the user, creating a partnership akin to working alongside a colleague rather than merely acting as a copilot. Essentially, both Cosine and Genie redefine the standards of what AI can achieve in software engineering.

Work seamlessly with colleagues and AI without having to abandon your preferred tools, thereby reducing interruptions and the need to switch contexts. Pullflow connects user identities and code-review processes across GitHub, Slack, and VS Code, allowing for fluid conversations across different platforms. You can initiate actions from any location and effortlessly return to your workflow. With integrations into GitHub Actions, external CI/CD systems, GitHub apps, and additional services, Pullflow provides a comprehensive overview of your pull requests, spanning from drafts and reviews to testing and deployment. Let Pullflow handle swift actions for you with a simple chat mention or a keyboard shortcut in your IDE, enabling you to request reviews, manage labels, provide feedback, approve, and perform other tasks without needing to navigate to GitHub. This streamlined approach enhances productivity and keeps your focus intact, making collaboration more effective and enjoyable.

Experience a privacy-centric approach to pull request evaluations that offers detailed code recommendations on each line and an evolving interactive chat feature. The changes within the pull request are summarized effectively, making it easier to grasp the purpose behind the modifications. Automated release notes are generated, ensuring they can be seamlessly integrated into your release documentation. Each code alteration is scrutinized with a thorough analysis, providing clear and actionable feedback that's ready for implementation. You can engage with the bot by asking questions directly within your code and supplying additional context for it to generate code snippets. As your conversations with the bot increase, its intelligence grows, leading to quicker review cycles and high-caliber suggestions for code changes. Your information remains private, allowing it to tailor the review process to your needs. This system continually adapts based on your interactions, enhancing the relevance of its recommendations to match your coding style and preferences over time.

Ellipsis is an AI-driven code review assistant designed to improve code quality on every pull request. It automatically analyzes commits to catch bugs, enforce style rules, and flag problematic patterns. Ellipsis integrates seamlessly into GitHub workflows, requiring only a few clicks to install. Beyond reviews, it can generate code, answer technical questions, and assist with feature development. Teams can interact with Ellipsis directly through GitHub comments for asynchronous collaboration. The platform adapts over time by learning which review feedback teams value most. Ellipsis can also generate pull request summaries and changelogs to streamline communication. Security is built in, with strict data handling and no persistent code storage. Pricing is simple and seat-based with unlimited usage. Ellipsis functions as a reliable AI teammate for modern development teams.

Step away from the hassle of writing essays, as Squire effortlessly generates pull request descriptions on your behalf. This tool ensures your team remains aligned through concise descriptions and comprehensive changelogs. With an efficient workflow, Squire engages your team in reviewing PRs while providing them with complete context from your codebase. It excels at identifying various issues, including significant breaking changes, security vulnerabilities, and even minor typographical errors. By enhancing code quality, Squire facilitates a smoother transition of your PRs into production. As a context-sensitive agent, Squire collaborates with you to craft descriptions, evaluate PRs, and adapt to your preferred review style. It not only understands your team's reviewing habits but also customizes its approach through explicit settings and by learning from your team's interactions. Furthermore, it helps to delineate and organize ownership and accountability throughout your entire engineering infrastructure, while ensuring compliance by implementing and upholding regulations on your engineering elements. Ultimately, Squire is your partner in achieving a more streamlined and efficient development process.

Streamline your workflow by delegating smaller tickets to an AI assistant. Tusk empowers software engineers to tackle chore tickets with remarkable efficiency, allowing them to work at the speed of thought. It automatically refines its code modifications to manage any feedback from code reviews attached to the pull request. A competent engineer understands the importance of testing before code deployment. Tusk conducts your automated tests and checks to ensure that the pull request is functional. Even if a pull request is not feasible, we still save you time by offering code context that you can use as a foundation for your work. With Tusk, you can remain undistracted by project managers concerning chore tickets and concentrate on meaningful tasks while elevating your product's quality. Investigating and resolving customer-reported bugs can take considerable time and effort. Allow Tusk to conduct the initial assessment for fixing these issues. We recognize that your time is better spent than simply adjusting a word in a header or searching and replacing terms throughout numerous files. Let Tusk manage your product quality backlog and handle the UI/UX updates that you may have been postponing for far too long. In doing so, you can reclaim your time and focus on more significant aspects of your projects.

Optimize your Git commands and effortlessly manage stacked pull requests directly from your terminal. You can visually create and modify stacked PRs without leaving your integrated development environment, ensuring a seamless workflow. Keep all of your PRs and review requests organized in a single inbox for easy tracking. Receive immediate, actionable insights on each pull request thanks to Graphite's AI, which is aware of the codebase context. Prevent merge conflicts and maintain a clean main branch, regardless of whether your team consists of 10 or 10,000 members. Boost your team's productivity with robust, real-time metrics for developers. Experience a faster, more intuitive Git interface that simplifies the stacking process. Use the command 'gt create' again to add another branch atop your existing changes, eliminating the need to wait for merges into the main branch. Your local stack will automatically sync with remote updates, and you can easily tidy up outdated branches using 'gt sync'. Modify changes across your entire stack with the 'gt modify' command, while Graphite takes care of all the recursive rebasing tasks for you. With 'gt submit', you can create or update PRs for each branch within your stack, ensuring a streamlined and efficient development process. This innovative approach to Git management empowers developers to focus more on coding rather than on handling complex version control issues.

A specialized framework designed to tackle the complexities of autonomous intelligence is now available. You can keep developing software using your established language practices, libraries, APIs, data, and models. Your unique autonomous product is engineered to adapt and expand in alignment with your development needs. Autonomous AI has the capability to streamline video production by generating, editing, and enhancing content, which dramatically lessens the manual workload involved. By incorporating AI technologies such as Luma AI or OpenAI for video creation, along with leveraging Azure for scalable text-to-speech solutions, your autonomous system is positioned to deliver top-notch video content. Furthermore, by connecting with platforms like YouTube, your autonomous AI can perpetually refine its capabilities based on user feedback and engagement metrics. We are convinced that the pathway to Artificial General Intelligence (AGI) lies in the collaboration of countless autonomous systems. Our dedicated team consists of enthusiastic engineers and researchers committed to advancing autonomous artificial intelligence. If this concept resonates with you, we would be eager to connect and explore possibilities together.

Accelerate the development of highly secure software with the assistance of AI throughout every phase of the software development process. GitLab Duo serves as an AI-enhanced companion that is seamlessly woven into the GitLab ecosystem, aiming to boost productivity and foster teamwork in software development. It offers smart code recommendations, aids in code refactoring and debugging, and simplifies workflows by automating mundane tasks. Additionally, GitLab Duo allows for natural language inquiries related to project management and development insights, granting developers a more intuitive way to engage with their repositories. With integration into popular IDEs such as JetBrains and Neovim, GitLab Duo provides uninterrupted support within the environments that developers favor. Through the fusion of AI-driven productivity and GitLab’s comprehensive DevSecOps capabilities, GitLab Duo empowers teams to produce superior software at a quicker pace while enhancing collaborative efforts. This innovative tool ultimately transforms the way teams approach software development.

Devlo is an innovative AI-driven assistant that aims to expedite the software development lifecycle by automating essential tasks such as bug resolution, feature implementation, code improvements, and testing processes. This platform is designed to work effortlessly with GitHub repositories, allowing developers to manage tickets, assess pull requests, and create unit tests with great efficiency. With its advanced AI features, devlo can comprehend and validate code modifications, automate subsequent tasks, and deliver expert-grade code evaluations in less than a minute. By taking care of repetitive development chores, devlo enables teams to concentrate on creative solutions and accelerate product launches, while maintaining high standards of code quality and security. It is compatible with all leading programming languages and prioritizes enterprise-level security and confidentiality, making it a reliable choice for development teams. This ensures that organizations can innovate without compromise while leveraging AI technology to enhance their workflow.