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Step 3.5 Flash
StepFun flash lane for quick multimodal reasoning and coding assistance
- Context
- 256,000
- Output
- 256,000
- Release date
- 2026-01-29
- Open weights
- Yes
⌘K
StepFun flash lane for quick multimodal reasoning and coding assistance
| Provider | Model id | Context | Price | Status |
|---|---|---|---|---|
| Vercel AI Gateway | stepfun/step-3.5-flash | 262,114 | $0.09–$0.3 | — |
| Eden AI | deepinfra/stepfun-ai/Step-3.5-Flash | 262,144 | $0.09–$0.3 | — |
| StepFun (China) | step-3.5-flash | 256,000 | $0.1–$0.3 | — |
| Hugging Face | stepfun-ai/Step-3.5-Flash | 262,144 | $0.1–$0.3 | — |
| EmpirioLabs AI | step-3-5-flash | 256,000 | $0.1–$0.3 | — |
| Kilo Gateway | stepfun/step-3.5-flash | 262,144 | $0.1–$0.3 | — |
| NanoGPT | stepfun-ai/step-3.5-flash | 262,144 | $0.1–$0.3 | — |
| OpenRouter | stepfun/step-3.5-flash | 262,144 | $0.1–$0.3 | — |
| ZenMux | stepfun/step-3.5-flash | 256,000 | $0.1–$0.3 | — |
| StepFun Step Plan (Global) | step-3.5-flash | 256,000 | —–— | — |
| StepFun Step Plan (China) | step-3.5-flash | 256,000 | —–— | — |
| Qiniu | stepfun/step-3.5-flash | 64,000 | —–— | — |