StepFun models
llm11 can call 2 StepFun models through one API, with Jev, TypeSafe AI's System One model, deciding which one answers each request. Blended prices run from $0.150 to $0.438 per million tokens. The newest is Step 3.7 Flash, released 2026-05-28.
| Model | Input / 1M | Output / 1M | Context | Released |
|---|---|---|---|---|
| Step 3.7 Flash | $0.200 | $1.15 | 262K | |
| Step 3.5 Flash | $0.100 | $0.300 | 262K |
Read from the live catalogue and refreshed daily. Prices are per million tokens.
Questions
- Which StepFun models can I call through llm11?
- 2 today, listed with live prices on this page. The list follows the upstream catalogue, so a new StepFun model appears here without anyone editing the page.
- What is the cheapest and the most expensive StepFun model?
- By blended price, weighting three parts input to one part output: Step 3.5 Flash is cheapest at $0.150 per million tokens, and Step 3.7 Flash is the most expensive at $0.438.
- What is the newest StepFun model?
- Step 3.7 Flash, released 2026-05-28. Call it with model set to stepfun/step-3.7-flash.