Best Input Price
$0.00 / 1M
StepFun flash model for efficient multimodal reasoning, coding, and tool use
Context Window
262,144 tokens
Reasoning
Supported
Tool Calling
Supported
Released
2026-01-29
Inference Providers (12)
| Provider | Model ID | Context | Input / 1M | Output / 1M | Action |
|---|---|---|---|---|---|
| StepFun Step Plan (Global) | step-3.5-flash | 256,000 | $0.00 | $0.00 | Docs ↗ |
| StepFun Step Plan (China) | step-3.5-flash | 256,000 | $0.00 | $0.00 | Docs ↗ |
| Qiniu | stepfun/step-3.5-flash | 64,000 | $0.00 | $0.00 | Docs ↗ |
| Vercel AI Gateway | stepfun/step-3.5-flash | 262,114 | $0.09 | $0.30 | Docs ↗ |
| Eden AI | deepinfra/stepfun-ai/Step-3.5-Flash | 262,144 | $0.09 | $0.30 | Docs ↗ |
| EmpirioLabs AI | step-3-5-flash | 256,000 | $0.10 | $0.30 | Docs ↗ |
| NanoGPT | stepfun-ai/step-3.5-flash | 262,144 | $0.10 | $0.30 | Docs ↗ |
| Kilo Gateway | stepfun/step-3.5-flash | 262,144 | $0.10 | $0.30 | Docs ↗ |
| OpenRouter | stepfun/step-3.5-flash | 262,144 | $0.10 | $0.30 | Docs ↗ |
| ZenMux | stepfun/step-3.5-flash | 256,000 | $0.10 | $0.30 | Docs ↗ |
| Hugging Face | stepfun-ai/Step-3.5-Flash | 262,144 | $0.10 | $0.30 | Docs ↗ |
| StepFun (China) | step-3.5-flash | 256,000 | $0.10 | $0.30 | Docs ↗ |