StepFun (Global) is a first-party provider, serving models it develops itself. Its published rate is the reference other channels are measured against, and first-party hosting usually comes with the most predictable availability.
It lists 9 models on this page. 6 of them have a public price. Coverage spans text and chat (6) and speech and audio (3). The lowest-priced model hosted here is Step 3.5 Flash.
StepFun (Global) is the lowest paid channel for 3 models that have at least two competing paid hosts, which is where its pricing genuinely leads rather than being the only option.
| Cheapest here? | |||||
|---|---|---|---|---|---|
| Step 3.5 Flashstep-3.5-flash | $0.10 | $0.30 | $0.02 | 256,000 | 1.1× pricier |
| Step 3.5 Flash 2603step-3.5-flash-2603 | $0.10 | $0.30 | $0.02 | 256,000 | 1.0× pricier |
| Step 3.7 Flashstep-3.7-flash | $0.19 | $1.11 | $0.037 | 256,000 | Lowest anywhere |
| Step 5 Previewstep-5-preview | $1.00 | $2.70 | $0.05 | 1,024,000 | 1.0× pricier |
| Step 1 (32K)step-1-32k | $2.05 | $9.59 | $0.41 | 32,768 | Lowest anywhere |
| Step 2 (16K)step-2-16k | $5.21 | $16.44 | $1.04 | 16,384 | Lowest anywhere |
| StepAudio 2.5 ASRSpeech / Audiostepaudio-2.5-asr | — | — | — | — | Only channel |
| StepAudio 2.5 TTSSpeech / Audiostepaudio-2.5-tts | — | — | — | — | Only channel |
| Step TTS 2Speech / Audiostep-tts-2 | — | — | — | — | Only channel |