| What it does | Learn programming by building real software with an AI tutor
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| Stage | Not given
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| Founded | Not given
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| Based in | PT
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| Pricing model | Freemium
| Paid
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| Pricing | Free: 2,000 credits once, no card required. Learner: 5,000 credits/month. Scholar: 11,000 credits/month. Fellow: 38,000 credits/month. Campus: contact for pricing. One-time top-ups available. Yearly plans offer 2 months free.
| $20 free credit to start. Per-review pricing: $0.20 per initial review when a PR opens (includes up to 1,000 lines changed), $0.08 per re-review on each update. Reviews over 1,000 lines cost an additional $0.30.
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| Key features | - In-browser code editor and terminal for writing and running code
- Structured syllabuses with lessons that must be completed in order
- Knowledge checks after each lesson to verify understanding
- Final assessments taken without tutor assistance
- Generate custom courses for topics not in the catalog
- Progress is saved and can be resumed exactly where left off
- Credit-based usage allows flexible learning without seat-based fees
- Unused monthly credits roll over for up to two months
| - Reviews complete in about 30 seconds
- Automatic review on every pull request including drafts
- Single organization install with no per-user setup required
- Fresh review comment posted on each push with previous reviews collapsed
- Flags merge risks such as bugs, broken contracts, and security holes
- Private repository code not used to train foundation models
- Pay-per-review pricing model with no seat-based licensing
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| What makes it different | - Full syllabus visible upfront before starting any lesson or course
- No expiring free credits: 2,000 credits to learn risk-free without providing payment info
- Projects run in the browser without requiring software installation
- Generate custom syllabuses on demand for any language or topic
| - Independent review from a separate model, not the same session that wrote the code
- Consistent six-point checklist on every PR prevents wandering reviews
- Dramatically faster cost model than seat-based tools
- Single install for entire organization with no friction
- Keeps review time off the critical path of the software factory
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 8 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 30 | 12 |
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| Referring domains (Majestic) | 87 | 1 |
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codeset
Pacecar