/ Vendor
StepFun.
28 models · Input Price ¥0.02–25.00/million tokens(avg ¥4.25) · Output Price ¥2.10–105.00/million tokens(avg ¥33.85)
Speech Synthesis × 12 Speech Recognition × 7 Conversation × 6 Image Generation × 2 Music Generation × 1
Most Economical
step-image-edit-2
¥0.02 / million tokens
Largest Context
Step-3.5-Flash
131,072 tokens
| Model | Input Price | Output Price | Context | Category |
|---|---|---|---|---|
| Step TTS Mini | ¥0.90 | — | — | Speech Synthesis |
| step-1o-audio | ¥25.00 | ¥60.00 | — | Speech Synthesis |
| step-1o-turbo-vision | ¥2.50 | ¥8.00 | — | Conversation |
| step-2x-large | ¥0.10 | — | — | Image Generation |
| step-3.5-flash | ¥0.70 | ¥2.10 | — | Conversation |
| Step-3.5-Flash | ¥0.70 | ¥2.10 | 131,072 | Conversation |
| step-3.5-flash-2603 | ¥0.70 | ¥2.10 | — | Conversation |
| step-3.7-flash | ¥1.35 | ¥8.10 | — | Conversation |
| step-5-preview | ¥7.00 | ¥20.00 | — | Conversation |
| step-asr | ¥0.90 | — | — | Speech Recognition |
| step-asr-1.1 | ¥2.20 | — | — | Speech Recognition |
| step-asr-1.1-stream | ¥2.60 | — | — | Speech Recognition |
| step-audio-2 | ¥10.00 | ¥70.00 | — | Speech Synthesis |
| step-audio-r1.5 | ¥10.00 | ¥105.00 | — | Speech Synthesis |
| step-image-edit-2 | ¥0.02 | — | — | Image Generation |
| step-tts-2 | ¥2.80 | — | — | Speech Synthesis |
| StepAudio 3 TTS | ¥2.50 | — | — | Speech Synthesis |
| stepaudio-2-asr-pro | ¥2.00 | — | — | Speech Recognition |
| stepaudio-2.5-asr | ¥0.15 | — | — | Speech Recognition |
| stepaudio-2.5-asr-stream | ¥1.20 | — | — | Speech Recognition |
| stepaudio-2.5-chat | ¥10.00 | ¥25.00 | — | Speech Synthesis |
| stepaudio-2.5-realtime | ¥10.00 | ¥70.00 | — | Speech Synthesis |
| stepaudio-2.5-tts | ¥5.80 | — | — | Speech Synthesis |
| stepaudio-3-asr-max | ¥2.80 | — | — | Speech Recognition |
| stepaudio-3-chat-preview | — | — | — | Speech Synthesis |
| stepaudio-3-gen-preview | — | — | — | Speech Synthesis |
| stepaudio-3-music-preview | — | — | — | Music Generation |
| stepaudio-3-realtime-preview | — | — | — | Speech Synthesis |