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Google Jules

Async coding agent by Google

Jules is Google's autonomous, asynchronous coding agent.

4.0

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verifiedLast verified 2026-07-18

Launch date and limits corrected

Google's changelog records general availability in August 2025, while current documentation lists 15/3, 100/15, and 300/60 daily/concurrent task limits by tier.

Verify source: Jules documentation →

About Google Jules

Jules is Google's asynchronous coding agent for completing repository tasks in the background and returning changes for review. It became generally available in August 2025. The current usage documentation lists a useful free allowance and larger Google AI Pro and Ultra allowances, with separate daily and concurrent-task limits.

✅ Pros

+Asynchronous execution lets developers hand off repository work
+Free tier includes 15 daily tasks and 3 concurrent tasks
+Works with GitHub-centered review workflows
+Paid tiers substantially increase daily and concurrent capacity
+Usage is measured in tasks rather than an estimated token bill
+Google publishes current usage limits

❌ Cons

−Asynchronous work is less suitable for tight real-time iteration
−Paid tier access currently has account eligibility restrictions
−Daily and concurrent limits are per user rather than pooled
−Large or ambiguous tasks still require careful review
−Current model and limits may change as the service evolves

Key Features

Asynchronous Repository Tasks

Jules runs delegated coding work in the background and returns changes for developer review.

Published Capacity Limits

Each tier has documented daily-task and concurrent-task allowances.

GitHub Workflow

Repository access and review are centered on GitHub rather than a continuously steered IDE session.

Pricing Plans

Free$0

✓15 tasks/day
✓3 concurrent tasks
✓Gemini 2.5 Pro

Google AI ProSee current Google AI pricing

✓100 tasks/day
✓15 concurrent tasks
✓paid-tier model access

Google AI UltraSee current Google AI pricing

✓300 tasks/day
✓60 concurrent tasks
✓highest published allowance

Prices, plan limits, and promotions may change. Verify final pricing on the official site. Last verified: 2026-07-18.

🏆 Our Verdict

Jules is a practical option for background maintenance, tests, bug fixes, and other clearly scoped repository tasks. Its free allowance makes evaluation straightforward; the key trade-off is asynchronous interaction, so use it for work that can be reviewed after completion rather than changes requiring constant steering.

✅ Best For

Individual developersBatch bug-fix and test-writing workDependency upgrades and maintenanceOpen-source maintainers triaging issuesBoilerplate and scaffolding generationTeams wanting background PR automationAsync-first engineering workflows