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Step 3.7 Flash Thinking
stepfun·stepfun/step-3.7-flash-thinking·GA·Open weights·NEW
Newer StepFun flash model for faster agents, coding, and multimodal prompts
At a glance
Reference price$0.20 / $1.15 per 1M
Cache read $0.04 · NanoGPT
Lowest paid$0.20 / $1.15
NanoGPT Gateway
Context262,144
Output limit256,000
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ Temperature✓ Attachments
Modalities
TextImageVideo
Knowledge cutoff2026-03-01
Released / updated2026-05-29 / 2026-05-29
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| NanoGPT stepfun/step-3.7-flash:thinking | Gateway | $0.20 | $1.15 | $0.04 | — | 262,144 | 256,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1NanoGPT$78.30
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
effort = noneeffort = loweffort = mediumeffort = high
Related models
DeepSeek V4 Flashcheaper alternative$0.14 / $0.28GPT-5 Nanocheaper alternative$0.05 / $0.40GLM-4.7-Flashcheaper alternative$0 / $0MiMo-V2.5cheaper alternative$0.14 / $0.28
Price historyone sample accumulated per data sync
Input listOutput listMin blended