Pricing
Pay only for what you use
No seats and no required subscription. Credit is denominated in dollars, and each lesson draws from your balance based on its size. The estimates below are typical costs and vary a little with answer length.
Usage-based
You pay for the AI a lesson actually uses. No seats, and no subscription required.
Priced in plain dollars
Credit is denominated in dollars; a lesson draws from your balance based on its size.
Free to start
No credit card to sign up, and free trial credit is available to run real lessons before you pay a cent.
Estimates
What a typical lesson costs
| Lesson | Students | Est. cost |
|---|---|---|
| Small seminar | 12 | $1.50 |
| Standard class | 25 | $4.12 |
| Large lecture | 40 | $7.93 |
Groups are sized at about four students each; costs scale with students, groups, and the number of challenge questions.
Free trial credit to get you started
No credit card required. Get $25.00 in credit automatically when a colleague refers you, or request trial credit from your dashboard and we'll review and top up your balance.
$25.00 goes a long way. It's enough to run:
- ~16 small seminar lessons (12 students)
- ~6 standard class lessons (25 students)
- ~3 large lecture lessons (40 students)