| What it does | Learn programming by building real software with an AI tutor
| Memory, rules and git blame for your coding agents
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| Stage | Not given
| Startup
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| Founded | Not given
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| Based in | PT
| DE
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| Pricing model | Freemium
| Freemium
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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.
| Free for personal use with all features; Team plan $20 per active seat per month, billed yearly (minimum 3 seats). First 10 teams pay $10 per active seat for 12 months.
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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
| - Session storage with secret redaction on local machine before upload
- Git blame integration showing which agent session wrote each code line
- Memory across agents allowing pickup of previous work
- Handoff between agents when Claude hits token limits
- Rules from corrections that persist across all agent sessions
- Session condensing showing only key moments and code
- Team rules reviewed like pull requests before reaching agents
- Team memory persisting when members leave
- Session attribution on pull requests showing which commits came from sessions
- MCP server for agents to search and learn from shared sessions
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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
| - Real sessions only, no fabricated runs, showing actual agent failures and interventions
- Secrets redacted on your machine before any data leaves, with server-side verification
- Open source MIT plugin with full control over your data
- Works with five different coding agents from one plugin
- Team data stays on your own PostgreSQL server if you choose
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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) | 9 ● no change since last check | 10 ● no change since last check |
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| Trust Flow (Majestic) | 5 | 2 |
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| Citation Flow (Majestic) | 30 | 35 |
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| Referring domains (Majestic) | 87 | 10 |
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codeset
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