Step 3.7 Flash
Stepfun · stepfun/step-3.7-flash
Step 3.7 Flash is StepFun's latest high-efficiency multimodal Mixture-of-Experts model. It pairs a 196B-parameter language backbone with a vision encoder for native image and video understanding, activating roughly 11B parameters...
Step 3.7 Flash ranks #137 of 359 models in the default AI Benchmark Hub order (quality first, then cost). At $0.67 blended per million tokens, it is cheaper than 61% of models with published API pricing. Its 256,000-token context window is about the catalog median (262,144 tokens).
Context
Max output: 230400
Pricing
Output / 1M: 1.15
Blend / 1M: 0.67
Quality
Provider
Moderated: no
Monthly cost at this blended rate
Estimated API spend if every token is billed at $0.67per million (the blend of this model's input and output prices). Real bills depend on the input/output mix.
| Tokens / month | Est. cost (USD) |
|---|---|
| 1,000,000 | $0.67 |
| 10,000,000 | $6.75 |
| 100,000,000 | $67.50 |
Related models
Same lab, similar price, or similar quality — useful next comparisons.
More from Stepfun
- Step 3.5 Flash$0.20 / 1M
Closest API price
- Qwen3 Next 80B A3B Thinking$0.67 / 1M
- MiniMax M2.5$0.68 / 1M
- Skyfall 36B V2$0.68 / 1M
- Qwen3.6 Flash$0.66 / 1M
- MiMo-V2.5-Pro$0.65 / 1M