Pricing
Free to start breaking things. Pay when you want the full Production Readiness Review.
Free
$0forever
- ✓3 design challenges with full PRR grading
- ✓All standalone playgrounds
- ✓First lessons of every track
- ✓Limited question practice
Pro
$25/month · $199/yr
- ✓Every challenge: greenfield, incident, evolution
- ✓Unlimited AI evaluations and contests
- ✓All learning tracks and case studies
- ✓Full question bank with spaced repetition
- ✓Build-your-own-database track
Teams
Customper seat
- ✓Everything in Pro for your engineers
- ✓Admin dashboard and progress reports
- ✓Hiring-assessment mode
Pro hasn't launched yet — join the list and get the founding price when it does.