Jules

Freemium

Google's asynchronous coding agent

Google · Code Assistance Launched Dec 2024 (Labs preview); public beta May 2025; GA Aug 6, 2025

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Quick Answer

Jules is google's asynchronous coding agent, made by Google. It offers a free tier with paid upgrades. Key uses: Bug fixing, Writing tests, Dependency updates.

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What is Jules?

Jules is an asynchronous coding agent from Google Labs. It clones a GitHub repo into a cloud VM, plans with Gemini, and works in the background on tasks such as writing tests, fixing bugs and updating dependencies, then proposes changes for review.

How did Jules get started?

Announced as a Google Labs project in December 2024 and opened as a public beta at Google I/O in May 2025. It left beta on August 6, 2025, powered by Gemini 2.5 Pro, with tiered limits for Google AI Pro and Ultra subscribers. Google reported more than 140,000 publicly shared code improvements during the beta.

What can you do with Jules?

  • Bug fixing
  • Writing tests
  • Dependency updates
  • Background refactors

Pros

  • Runs asynchronously in the cloud
  • Free tier
  • Higher limits bundled with Google AI Pro/Ultra

Cons

  • Centred on GitHub
  • Daily task limits on the free tier

Specs

Underlying Models

  • Gemini 2.5 Pro (at GA)

Platforms

  • Web

Integrations

  • GitHub

Ideal For

  • Developers offloading routine maintenance
  • Google AI Pro/Ultra subscribers

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What are the best alternatives to Jules?

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Frequently Asked Questions about Jules

Is Jules free?

Jules offers a free tier with limited usage. Paid plans unlock additional features.

What is Jules used for?

Jules is used for: Bug fixing, Writing tests, Dependency updates, Background refactors.

What are the best alternatives to Jules?

Top alternatives to Jules include GitHub Copilot, Devin, Claude Code, Gemini CLI, OpenAI Codex CLI.

What platforms does Jules support?

Jules is available on: Web.