How does Sierra print?
API and seats on a model. Tokens are the COGS.
Bret Taylor. $15.8B book, May 2026. Levels median ~$413k. Small n.
The mix
- API / usageTokens.55%
- SeatsSubscriptions.35%
- OtherOne-offs.10%
Industry-shape composite. Not a filing.
Who pays
Builders on the API. Teams on the seat.
Who builds
Research, applied engineering, and a thin GTM.