Key features
Core capabilities each platform advertises.
Data not available
- Spec-driven development
- Structured discovery loop
- Production-ready PR output
- Complex task handling
- Autonomous execution
Updated March 27, 2026
Jules is Google's AI coding agent powered by Gemini. It integrates with GitHub workflows to autonomously handle coding tasks—fixing bugs, writing tests, implementing features, and submitting pull requests. Jules runs in a cloud VM with its own development environment, understanding project context and dependencies to produce code that fits naturally into existing codebases.
Autonomous spec-driven coding agent for complex long-horizon tasks. Runs a structured discovery loop and delivers production-ready PRs.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
Cons
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