ModelRegistry
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Model spotlight
Step 3.7 Flash
Newer StepFun flash model for faster agents, coding, and multimodal prompts
Compare modelsCore capabilities
A compact view of the model contract before integration.
Input and output
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Limits and context
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Provider coverage
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Step 3.7 Flash FAQ
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Core specifications
Released
2026-05-29
Context window
256K
Max output
256K
Model parameters
201B
Weights
Open
Modalities
Input
ImageTextVideo
Output
Text
Identity
- Version
- step-3.7-flash
- Knowledge cutoff
- 2026-03-01
- License
- Apache-2.0
- Aliases
- Step 3.7 Flash
Resources
Capabilities
AttachmentsOpen weightReasoningTemperatureTool call
Pricing
IN $0.185/M
OUT $1.11/M
Read $0.037/M
Capabilities and fit
Model summary
Newer StepFun flash model for faster agents, coding, and multimodal prompts
Text
AttachmentsOpen weightReasoningTemperatureTool call
- Output
- Text
- Capabilities
- 5
- Catalog updated
- 2026-08-06T01:20:56.133Z
- Status
Benchmark results
| Benchmark | Type | Score / rank | Evaluated |
|---|---|---|---|
| SWE-Bench Pro | Coding | 56.3 | 2026-05-29T00:00:00.000Z |
| SWE-Bench Verified | Coding | 76.5 | 2026-05-29T00:00:00.000Z |
| Terminal-Bench | Coding | 59.6 | 2026-05-29T00:00:00.000Z |
| Humanity's Last Exam | General | 47.2 | 2026-05-29T00:00:00.000Z |
| BrowseComp | General | 75.8 | 2026-05-29T00:00:00.000Z |
| Toolathlon | General | 49.5 | 2026-05-29T00:00:00.000Z |
| GDPval | General | 45.8 | 2026-05-29T00:00:00.000Z |
| ClawEval | General | 67.1 | 2026-05-29T00:00:00.000Z |
| Artificial Analysis Coding Index | General | 37.1 | 2026-06-15T00:00:00.000Z |
| SciCode | Coding | 40 | 2026-06-15T00:00:00.000Z |
| Terminal-Bench Hard | Coding | 35.6 | 2026-06-15T00:00:00.000Z |
Provider coverage
| Provider | Input | Output | Pricing |
|---|---|---|---|
| StepFun Step Plan (Global) | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| StepFun Step Plan (China) | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| Ambient | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| UnoRouter | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| ZenMux | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| EmpirioLabs AI | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| Vercel AI Gateway | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| OpenRouter | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| StepFun (Global) | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| StepFun (China) | IN $0.185/M OUT $1.11/M Read $0.037/M | ||
| Kilo Gateway Step 3.7 Flash | IN $0.185/M OUT $1.11/M Read $0.037/M |