Simple Pricing
Three plans for different ways of learning. Start free, upgrade when ready.
Free plan is free to start. 50 AI conversations per month, no credit card required.
Free Plan
For those who want to try it out
¥0Always free
- AI conversations 50/month
- Sonnet 4 model
- 15 courses, 188 lessons
- Learn from code
- Learn from bugs
- Level diagnosis
- Custom curriculum
- 1 GitHub repository
Recommended
Pro Plan
For engineers serious about learning
¥980/month
- Unlimited AI conversations
- Sonnet 4 + Opus 4.6 (20/month)
- 15 courses, 188 lessons
- Learn from code
- Learn from bugs
- Level diagnosis
- Custom curriculum
- 3 GitHub repositories
- Priority support
Team Plan
Level up your team's skills
¥2,980/person/month
- Unlimited AI conversations
- Sonnet 4 + Opus 4.6 unlimited
- 15 courses, 188 lessons
- All features included
- 10 GitHub repositories
- Team progress dashboard
- Member management
- Priority support
Free plan starts without a credit card. Upgrade to Pro/Team anytime, cancel from the dashboard with one click.