StepFun
What is StepFun (Step)?
Step multimodal and reasoning models with published international USD pricing.
Pricing & facts as of 2026-11-04 (Asia/Shanghai calendar date used for editorial stamps). Re-check official links before purchase.
StepFun publishes detailed USD pricing for reasoning, vision, speech, and related SKUs on platform.stepfun.ai. Prices below are transcribed from the official pricing details page.
API and console
- Console: https://platform.stepfun.ai
- Pricing: https://platform.stepfun.ai/docs/en/guides/pricing/details
Pricing (USD, per 1M tokens unless noted)
| Model / SKU | Input | Output | Notes |
|---|---|---|---|
step-5-preview | $1.00 miss / $0.10 hit | $2.70 | — |
step-3.7-flash | $0.20 miss / $0.04 hit | $1.15 | — |
step-3.5-flash / step-3.5-flash-2603 | $0.10 miss / $0.02 hit | $0.30 | — |
step-1o-turbo-vision | $0.36 miss / $0.07 hit | $1.15 | Images billed as tokens |
Highlights
- Clear USD token tables including cache hit/miss
- Speech and music SKUs documented separately (some free windows end on stated dates)
Caveats for overseas teams
- StepAudio 3 series free window noted on docs until 2026-11-08 23:59:59 UTC+8; billing starts 2026-11-09 — re-check before relying on free tier
- Rate limits tier by cumulative top-up
FAQ
What is StepFun (Step)?
StepFun publishes detailed USD pricing for reasoning, vision, speech, and related SKUs on platform.stepfun.ai. Prices below are transcribed from the official pricing details page.
Does StepFun (Step) offer open weights?
StepFun (Step) is primarily offered as a hosted API for overseas users on the sources linked below. Open-weight status can change; check official blogs and Hugging Face orgs.
Where do I get StepFun (Step) API pricing?
Use the official pricing page (as of 2026-11-04): https://platform.stepfun.ai/docs/en/guides/pricing/details. This wiki cites that source and may omit numbers when the live table is unclear.