Best Web-Based AI Coding Agents of 2025

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.

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.

Lovable empowers users to create interactive web applications effortlessly by simply using natural language. Describe your idea, and the platform transforms it into fully functional, visually appealing web apps in minutes. Developers and non-developers alike can leverage its intuitive interface to build applications while retaining the flexibility to let humans take over and customize the code at any time. With built-in version control through Git and seamless GitHub synchronization, collaboration and code management become hassle-free. The platform also supports one-click deployment, allowing you to bring your app to life instantly. By combining AI-driven development with robust customization options, Lovable offers an ideal solution for creating and deploying web apps efficiently and effectively.

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.

Zencoder is a cutting-edge platform that harnesses the capabilities of AI coding agents to enable developers to expedite their product delivery. By utilizing embedded AI agents, Zencoder enhances the process of code generation through comprehensive syntactic and semantic analysis of both your repository and the output code. This innovative approach ensures that our AI coding agents continuously refine the results, allowing you to maintain awareness and expertly navigate the challenges of software development. Experience the transformative potential of AI-enhanced code generation, as Zencoder seamlessly incorporates context-sensitive code into your projects, significantly speeding up your development workflow while maintaining accuracy. With Zencoder, you can interact with a smart coding companion that offers immediate support, insightful responses, and tailored solutions that cater to your specific coding requirements, making the development process smoother and more efficient. This combination of intelligent assistance and advanced technology not only elevates your coding experience but also empowers you to focus more on creativity and innovation.

Tempo is an innovative platform infused with AI that streamlines the development of React applications by fostering collaboration between designers and developers through a unified source of truth. With its intuitive drag-and-drop editor, users can visually manipulate React code, making it easy to design while maintaining precise oversight of components, layouts, and styles. The platform is compatible with existing React codebases, allowing users to effortlessly import components from Storybook or quickly create custom libraries. Developers can work on code locally using their preferred editors, such as VSCode, and have the flexibility to manage their code changes via GitHub, facilitating deployment to any selected hosting service. Tempo is equipped with an extensive library of components and templates, providing access to numerous free templates contributed by the community to accelerate the development process. Additionally, the platform incorporates real-time collaboration features, such as multiplayer editing, which enhances teamwork and efficiency during the development cycle. This combination of tools not only simplifies the design and development workflow but also empowers teams to innovate more rapidly.

Explore the AI Pair Programming extension designed for VSCode, enabling you to craft your own AI Copilots using the Playground and launch innovative AI applications through the API. Harness the potential of personalized AI agents by integrating tailored context and knowledge applicable to various programming languages. Train your AI Copilot effortlessly with your own files in the Playground, allowing you to create and share a Copilot in a mere five minutes, or develop custom AI solutions seamlessly via the API. This free extension for VS Code enhances your coding experience with a chat assistant and code completion features; simply download it, input your API key, and start coding with AI at no cost. This upgraded solution empowers users to create AI agents enriched with specific contextual information, enabling you to design bespoke AI copilots that can be integrated anywhere. The API connection simplifies the development of AI-driven applications by managing the intricacies of fine-tuning large language models, allowing you to concentrate on creativity rather than technical challenges. With these tools at your disposal, you can redefine your programming workflow and push the boundaries of what's possible in software development.

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.

Bolt.new is an innovative web development tool powered by AI, enabling users to create, run, modify, and deploy comprehensive applications straight from their browsers without any local installation necessary. This platform also supports package installation, backend operation, and code editing capabilities. Designed to cater to a wide range of users—including seasoned developers, project managers, and designers—Bolt.new simplifies the process of building high-quality, full-stack applications. Getting started with Bolt.new comes at no cost, and for those seeking additional AI tokens or wishing to work on private projects, a paid subscription is available for purchase within the settings located at the bottom left corner of the application. Additionally, the user-friendly interface makes it accessible for anyone looking to enhance their development experience.

V0 is an innovative generative user interface platform developed by Vercel, leveraging AI technology to produce easily transferable React code that integrates shadcn/ui and Tailwind CSS for seamless project implementation. By utilizing AI models, v0 generates code in response to straightforward text prompts, offering users three unique AI-generated user interface options to choose from after submitting their input. Users have the flexibility to select one of these options and copy its code directly, or they may wish to enhance it further by fine-tuning specific elements of the generated interface. Once satisfied with their design, users can effortlessly copy, paste, and implement their customized code into their projects. Additionally, Vercel's offerings are informed by a combination of proprietary code crafted by its team and a blend of open-source and synthetic datasets. To further enhance product performance, Vercel may also incorporate user-generated prompts and content as inputs for improving their models and learning systems, ultimately allowing for more precise and useful recommendations tailored to the needs of their users. This feedback loop not only enhances the functionality of Vercel's tools but also ensures a continually evolving user experience.

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.

Manus is a multifaceted general AI agent that effectively connects ideas with actions, allowing it to carry out various tasks in both work and personal environments. Whether it's handling data analysis, organizing travel itineraries, developing educational resources, or providing stock market insights, Manus empowers users to accomplish their goals while attending to other important matters. Its capabilities extend to conducting intricate research, crafting engaging presentations, and interpreting market dynamics, all aimed at enhancing productivity and streamlining efficiency. Furthermore, Manus produces precise, actionable insights, establishing itself as a vital resource for both professionals and everyday users aiming to simplify their workflows and achieve a greater understanding of their tasks. By integrating advanced technology with user-friendly functionality, Manus becomes an indispensable companion in navigating the complexities of modern life.

You.com, an AI-powered search tool, is designed to offer a more personalized browsing experience. You.com, unlike traditional search engines gives users more control over their search results and allows them to customize their preferences. It uses advanced artificial intelligence for precise answers, summaries and actionable insights. This is often based on trusted sources and real-time information. You.com, which places a high priority on privacy, does not track user behavior. This makes it a popular choice for users who want a secure, ad free, and customizable search experience. Its unique interface supports productivity with app-like integrations that allow for tasks such as coding, writing and exploring creative content.

Devin is an advanced software development assistant powered by AI, created to work in tandem with engineering teams to streamline and enhance coding processes. It assists with various tasks such as initiating repositories, coding, debugging errors, and executing migrations, functioning either independently or in collaboration with human developers. Over time, Devin improves its efficiency by learning from provided examples. Its implementation has resulted in substantial time and financial savings on extensive projects, exemplified by its use at Nubank, where it achieved migration speeds 8 to 12 times faster and cut costs by more than 20 times. Additionally, Devin excels in both refactoring code and automating repetitive engineering tasks, making it an invaluable tool for developers looking to optimize their workflow. Its ability to continuously adapt ensures that it remains an essential asset in the ever-evolving landscape of software development.

Softgen is a web application development tool powered by AI that allows individuals to build complete web applications without needing any coding skills. Users can just articulate their project concepts, and Softgen's AI will produce the required code, facilitating quick development and revisions. The platform is designed to work seamlessly with various services, including Firebase for user authentication and data storage, Resend for handling email operations, and payment solutions like Stripe and Lemon Squeezy. Emphasizing ease of use and speed, Softgen AI converts ideas into operational web applications within hours, thereby simplifying the development journey for creators and business owners. This innovative approach not only saves time but also empowers users to bring their visions to life effortlessly.

Firebase Studio is a next-generation development workspace that utilizes AI to streamline the development of web and mobile applications. Powered by Gemini, the platform helps developers write, debug, and optimize code with AI-driven assistance, enabling faster project completion. With tools for app prototyping, integration with popular code repositories, and the ability to deploy directly to Firebase Hosting or custom infrastructure, Firebase Studio provides a seamless, efficient development environment. It also features full-stack testing, monitoring, and deployment functionalities to ensure developers can deploy apps with confidence.

Anthropic has launched Claude Code, an AI-powered coding assistant, as part of the Claude 3.7 Sonnet update. This innovative tool enables developers to streamline intricate engineering processes directly from their terminal, acting as a collaborative partner in the coding journey. Claude Code possesses the capability to analyze and navigate through code, modify files, execute tests, as well as commit and push updates to GitHub, while also handling command-line tasks. Initial evaluations have showcased its remarkable efficiency, completing tasks like large-scale code refactoring and debugging in a significantly shorter timeframe than traditional methods. Although it is currently in a research preview stage, Claude Code is already regarded as a crucial asset for accelerating development timelines and improving the practice of test-driven development. Its advanced functionalities suggest a promising future for enhancing software engineering productivity.

Emergent.sh is an innovative workspace driven by AI that seeks to enhance creativity, eliminate obstacles, and transform the software development landscape. It serves as a comprehensive platform where developers can smoothly plan, code, test, and deploy their applications. Among its standout capabilities are code maintenance and refactoring, which include automating library updates, facilitating seamless migrations, and improving existing codebases. For the development and testing phase, Emergent.sh offers solutions for fixing frontend bugs, integrating SaaS tools with ease, and increasing testing coverage significantly. In the realm of data warehousing, it simplifies migration processes, creates effective ETL pipelines, and makes data preprocessing a breeze. Furthermore, it provides support for documentation upkeep, the creation of internal tools, and the automation of scripting tasks. With backing from Y Combinator, Emergent.sh aspires to redefine the future of software development, equipping developers with a workspace that not only boosts productivity but also fosters innovation in their projects. This combination of features positions Emergent.sh as a critical asset for modern developers navigating the complexities of their workflows.

SuperAGI SuperCoder is an innovative open-source autonomous platform that merges an AI-driven development environment with AI agents, facilitating fully autonomous software creation, beginning with the Python language and its frameworks. The latest iteration, SuperCoder 2.0, utilizes large language models and a Large Action Model (LAM) that has been specially fine-tuned for Python code generation, achieving remarkable accuracy in one-shot or few-shot coding scenarios, surpassing benchmarks like SWE-bench and Codebench. As a self-sufficient system, SuperCoder 2.0 incorporates tailored software guardrails specific to development frameworks, initially focusing on Flask and Django, while also utilizing SuperAGI’s Generally Intelligent Developer Agents to construct intricate real-world software solutions. Moreover, SuperCoder 2.0 offers deep integration with popular tools in the developer ecosystem, including Jira, GitHub or GitLab, Jenkins, and cloud-based QA solutions like BrowserStack and Selenium, ensuring a streamlined and efficient software development process. By combining cutting-edge technology with practical software engineering needs, SuperCoder 2.0 aims to redefine the landscape of automated software development.

Refact.ai is an advanced AI-powered assistant that integrates directly into your IDE, offering intelligent code completion, real-time code suggestions, and automatic refactoring to streamline the coding process. By using the AI model trained on your codebase, Refact.ai adapts to your team's style, providing highly relevant recommendations to enhance productivity. Developers can also fine-tune the assistant to better suit their unique requirements, making it a powerful tool for personalized coding assistance. With support for all major IDEs and secure on-premise deployment, Refact.ai empowers developers to increase code quality, reduce time spent on manual tasks, and achieve faster results.

Fine is an innovative platform driven by artificial intelligence, aimed at supporting startups by automating various tasks in the software development lifecycle. This platform provides a variety of AI agent workflows that facilitate coding, debugging, testing, and code review, enabling teams to release daily updates and expedite the resolution of pull requests. Fine has the capability to independently generate and apply code, perform pull request assessments, create tests, and manage typical challenges without the need for constant oversight from human developers. It integrates smoothly with GitHub and is designed to accommodate asynchronous collaboration, making it an ideal choice for dynamic startup environments. Additionally, Fine offers real-time feedback and live previews, which not only enhance productivity but also optimize the overall development workflow. By leveraging such advanced features, teams can focus more on strategic tasks while the platform handles routine operations efficiently.

Introducing Otto Engineer, an innovative AI companion that autonomously tests and refines its own code until it functions flawlessly. This advanced agent elevates the realm of AI-assisted programming, executing its code while simultaneously verifying its accuracy. In the event of any discrepancies, Otto persistently iterates to resolve issues until the code is error-free. Constructed on web containers, Otto operates as a runtime environment for executing Node.js and operating system commands, entirely within the browser, utilizing a virtual, in-memory file system. With the convenience of running in the browser, users simply initiate a new chat to engage Otto, observing its capability to execute commands and modify code through an integrated terminal and code editor. Otto is adept at installing and utilizing npm packages, adjusting its TypeScript configuration, and generating its own tests, ensuring a seamless coding experience. By harnessing Otto, developers can finally eliminate the frustration of encountering non-functional, fabricated code. Embrace the future of coding with Otto, your reliable AI coding partner.

Introducing MarsCode: an advanced AI development tool designed for immediate use. This innovative platform features an 'out-of-the-box cloud AI IDE' and a 'robust AI assistant,' making it an essential resource for developers seeking to enhance their learning and streamline their workflow. Among its standout features are: 1. A cloud-based AI IDE that frees developers from the limitations of specific devices and locations. 2. Integration options for local IDEs, which infuse traditional development practices with cutting-edge AI capabilities. 3. A suite of tools for code completion, bug fixing, and optimization, offering intelligent support throughout the entire coding journey. 4. An intelligent Q&A feature at the repository level, enabling developers to concentrate on their tasks with greater ease. 5. Versatile deployment support for various types of applications, including websites, AI plugins, and APIs, catering to a broad range of development needs. With MarsCode, developers not only gain access to powerful tools but also experience a newfound level of productivity and efficiency in their projects.

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.

Tembo is an intelligent AI teammate that automates engineering workflows by handling error detection, code crafting, and database optimization so developers can focus on building new features. It continuously monitors production systems and automatically converts errors into pull requests, streamlining the debugging process without manual intervention. Tembo also enhances database performance by finding and fixing slow queries and missing indexes in PostgreSQL and Supabase environments. Through integrations with popular platforms like GitHub, GitLab, Jira, and Linear, Tembo transforms tickets and error logs into working code, accelerating sprint planning and issue resolution. Its code explorer analyzes your entire codebase to identify technical debt, security vulnerabilities, and refactoring opportunities, helping maintain code quality. Upcoming features include backlog prioritization and personalized solutions that align with your team’s culture and practices. Users report significant gains in engineering velocity and productivity after adopting Tembo. Setting up the platform is quick and easy, enabling teams to automate routine tasks within minutes.