Shortlist by what you need
Start here if you know why you are leaving Google Jules.
Want the closest match?
CodegenMost similar to Google Jules in what it does, its category and its price.
Visit (opens Codegen in a new tab)Need a free plan?
CodeRabbitHas a free plan, rated 4.5 out of 5.
Visit (opens CodeRabbit in a new tab)Want the lowest price?
GraphiteFrom $20/mo, the lowest starting price here.
Visit (opens Graphite in a new tab)Want the best rated?
OpenAI CodexRated 4.4 out of 5 in our review, against 4.2 for Google Jules.
Visit (opens OpenAI Codex in a new tab)
At a glance
Green means better than Google Jules, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 Google JulesBaseline | 4.2 | Free | Yes | Assign it a GitHub issue, it works in the background and opens a PR | |
| Codegen | 5.0+0.8 | $40/mo | No | Automates large-scale migrations and PRs, not interactive coding | vs Google Jules |
| CodeRabbit | 4.5+0.3 | $24/mo | Yes | Automated pull request reviews with inline comments, before merge | vs Google Jules |
 Sonar | 3.8−0.4 | Free | Yes | Autonomous agents review PRs and clear tech debt until your build passes - Gitar, Remediation, and Hunter agents, measured at a 3.2% false positive rate. | vs Google Jules |
 Hyperlint | 3.8−0.4 | Free | Yes | Puts documentation maintenance on autopilot - monitors your API/CLI for changes and opens automated pull requests to keep docs current. | vs Google Jules |
| Graphite | 4.3+0.1 | $20/mo | Yes | AI code review that understands an entire stack of PRs, not just one | vs Google Jules |
| OpenAI Codex | 4.4+0.2 | $20/mo | No | A 2025 relaunch of a 2021 name, now a fully autonomous agent | vs Google Jules |
 Cosine | 4.1−0.1 | $20/mo | No | Genie, trained on how senior engineers actually solve tickets | vs Google Jules |
 Pie | 4.1−0.1 | Not listed | No | Reads your pull request, tests the app like a user would, and opens a PR with the fix. | vs Google Jules |
The alternatives in detail
In order of how closely each one matches Google Jules.
Codegen
5.0$40/mo
vs Google Jules+0.8
Automates large-scale migrations and PRs, not interactive coding.
- Automated large-scale codebase migrations and refactors
- API-first, programmatic task automation
- Autonomous pull request generation
Well suited to tedious, large-scale migrations most developers want automated
No free tier, a real commitment before testing thoroughly
CodeRabbit
4.5$24/mo
vs Google Jules+0.3
Automated pull request reviews with inline comments, before merge.
- Automated inline pull request review comments
- Bug and security issue flagging before merge
- Learns from team feedback on accepted or dismissed comments
Review-specific focus catches issues before human reviewer time is spent
Scoped to review, doesn't write code the way broader assistants do
Sonar
3.8Free
vs Google Jules−0.4
Autonomous agents review PRs and clear tech debt until your build passes - Gitar, Remediation, and Hunter agents, measured at a 3.2% false positive rate.
- Gitar - autonomous PR review that fixes issues until the build passes
- Remediation Agent - background tech-debt cleanup with ready-to-merge PRs
- Hunter Agent - AI security agent hunting logic flaws
Low measured false-positive rate makes autonomous fixes actually trustworthy to merge
Full pricing isn't detailed on the homepage
Hyperlint
3.8Free
vs Google Jules−0.4
Puts documentation maintenance on autopilot - monitors your API/CLI for changes and opens automated pull requests to keep docs current.
- Automated documentation style-guide enforcement via PR checks
- Proactive API/CLI monitoring for documentation drift
- Automated pull requests for common doc issues and SEO
Proactively catches doc drift rather than only helping write docs once
Automated PRs still need a human review pass before merging
Graphite
4.3$20/mo
vs Google Jules+0.1
AI code review that understands an entire stack of PRs, not just one.
- Stacked pull request workflow tooling
- AI code review aware of an entire stack, not just one PR
- Stack-aware merge queue keeping branches green
Stack-aware AI review catches issues isolated-PR tools miss
Full value depends on adopting the stacked-PR workflow itself
OpenAI Codex
4.4$20/mo
vs Google Jules+0.2
A 2025 relaunch of a 2021 name, now a fully autonomous agent.
- Cloud-based autonomous coding agent with sandboxed execution
- Codex CLI for local, terminal-based agent use
- Runs tests and returns a pull request for completed tasks
Genuinely autonomous, sandbox-based task execution
No free tier, requires a paid ChatGPT subscription or API access
Cosine
4.1$20/mo
vs Google Jules−0.1
Genie, trained on how senior engineers actually solve tickets.
- Genie agent trained on real engineering problem-solving data
- Autonomous ticket-to-pull-request resolution
- Root-cause investigation before proposing fixes
Training approach targets realistic debugging reasoning, not just code patterns
No free tier to test before committing
Pie
4.1Not listed
vs Google Jules−0.1
Reads your pull request, tests the app like a user would, and opens a PR with the fix.
- Reads pull requests and tests the changed code
- Opens fix PRs instead of filing tickets
- Self-healing tests that survive UI redesigns
Self-healing avoids the maintenance cost that kills test suites
Pricing is only quoted after a scan of your app
FAQ
Questions people ask
Is Google Jules free?
Google Jules has a free plan.
What is the best free alternative to Google Jules?
CodeRabbit is the highest-rated alternative here with a free plan (4.5 out of 5). Other free options: Graphite, Sonar, Hyperlint.
What is the cheapest alternative to Google Jules?
Among paid plans, Graphite has the lowest starting price (from $20/mo). If you need it free, start with CodeRabbit.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.