Sweep is a Y Combinator-backed AI coding assistant built for JetBrains IDEs like IntelliJ, PyCharm, and WebStorm. It helps developers write and modify code faster inside their editor.It offers next-edit autocomplete powered by a custom 1.5B parameter model and an AI agent that understands full project context, applies multi-file changes, and can generate pull requests from GitHub issues.Sweep runs directly inside the IDE, reducing context switching and improving workflow efficiency. It uses its own models and is designed to avoid third-party code retention. It supports major programming languages including Python, JavaScript, TypeScript, Java, Go, Rust, C++, C#, and PHP.
Sweep is built specifically for JetBrains IDEs. It supports IntelliJ IDEA, PyCharm, WebStorm, Rider, PhpStorm, GoLand, CLion, RustRover, RubyMine, Android Studio, and JetBrains Gateway.
Yes. Sweep is designed with privacy controls, and in Privacy Mode your code is not used for model training and is handled securely according to your deployment setup.
When you create or label a GitHub issue, Sweep reads your repository, creates a plan, writes code changes across multiple files, runs tests and formatters, and opens a pull request. You can comment on the PR with feedback and Sweep will push updated commits.
Sweep supports Python, JavaScript, TypeScript, Java, Go, Rust, C++, C#, PHP, Ruby, and HTML. Its autocomplete uses JetBrains' PSI for deep understanding of project structure across these languages.
Copilot focuses on inline code suggestions in multiple editors. Sweep is purpose-built for JetBrains with next-edit autocomplete that uses PSI for project-level context, plus an AI agent that handles entire tasks end-to-end, from GitHub issue to pull request.
Sweep offers self-hosted and enterprise deployment options that can run on cloud infrastructure or private environments for organizations with security or compliance requirements.
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AI-powered autocomplete and coding agent for JetBrains that turns GitHub issues into ready-to-review pull requests.
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