# StepFun (China) API prices

StepFun (China) lists 9 model(s) in the Sovyron catalog. Every price is StepFun (China)'s own, in USD per 1M tokens.
Prices as of 2026-10-04.

| Model | Input $/1M | Output $/1M | Cache read $/1M | Context | Released |
| --- | --- | --- | --- | --- | --- |
| Step 5 Preview | $0.959 | $2.741 | $0.048 | 1.0M | Sep 16, 2026 |
| Step 3.7 Flash | $0.185 | $1.11 | $0.037 | 256k | May 29, 2026 |
| StepAudio 2.5 ASR | — | — | — | — | Apr 24, 2026 |
| StepAudio 2.5 TTS | — | — | — | — | Apr 16, 2026 |
| Step 3.5 Flash 2603 | $0.1 | $0.3 | $0.02 | 256k | Apr 2, 2026 |
| Step TTS 2 | — | — | — | — | Mar 1, 2026 |
| Step 3.5 Flash | $0.1 | $0.3 | $0.02 | 256k | Jan 29, 2026 |
| Step 1 (32K) | $2.05 | $9.59 | $0.41 | 33k | Jan 1, 2025 |
| Step 2 (16K) | $5.21 | $16.44 | $1.04 | 16k | Jan 1, 2025 |

HTML page: https://sovyron.com/providers/stepfun/
Full dataset: https://sovyron.com/data/catalog.json