StepFun model product
Step 3.7 Flash
7 Flash is a StepFun large language model for agents, coding, and multimodal prompts.
Updated Oct 23, 2026. Default version: Step 3.7 Flash
LLMBoard Score49.3Step 3.7 Flash
Coverage80%4 benchmark families
Context window262.1KTokens
Official input price$0.20StepFun (Global) API
Step 3.7 Flash Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Step 3.7 Flash Benchmark Results
Benchmark scores for Step 3.7 Flash.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkGDPval | Score45.80% | Rank04 | Participants4 | Percentile0.00% | EvidenceC | Evaluated |
| BenchmarkHumanity's Last Exam (with tools, text-only) | Score47.20% | Rank08 | Participants10 | Percentile22.22% | EvidenceC | Evaluated |
| BenchmarkTerminal-Bench 2.1 | Score59.50% | Rank38 | Participants48 | Percentile21.28% | EvidenceC | Evaluated |
| BenchmarkSWE-Bench Pro | Score56.30% | Rank39 | Participants63 | Percentile38.71% | EvidenceC | Evaluated |
| BenchmarkAA SciCode Subtasks | Score43.87% | Rank51 | Participants89 | Percentile43.18% | EvidenceB | EvaluatedN/A |
| BenchmarkAA IFBench | Score67.28% | Rank60 | Participants168 | Percentile64.67% | EvidenceB | EvaluatedN/A |
| BenchmarkAA LCR v1.1 | Score73.67% | Rank71 | Participants193 | Percentile63.54% | EvidenceB | EvaluatedN/A |
| BenchmarkAA CritPt | Score2.29% | Rank72 | Participants200 | Percentile64.32% | EvidenceB | EvaluatedN/A |
| BenchmarkAA Omniscience Accuracy | Score25.78% | Rank80 | Participants201 | Percentile60.50% | EvidenceB | EvaluatedN/A |
| BenchmarkAA HLE Text No Tools | Score21.41% | Rank85 | Participants200 | Percentile57.79% | EvidenceB | EvaluatedN/A |
| BenchmarkAA GPQA Diamond | Score80.91% | Rank95 | Participants199 | Percentile52.53% | EvidenceB | EvaluatedN/A |
Step 3.7 Flash Arena Results
Preference and agent-evaluation results for the default version.
No Arena results
The default version does not have a matching Arena result yet.
Step 3.7 Flash Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $0.20 input, $1.15 output per 1M
- Official provider
- StepFun (Global)
- Lowest third-party
- From $0.19 input, $1.14 output per 1M via Ambient
- Tracked offerings
- 19
Sort by
Provider | Provider model ID | Region | Input / 1M | Output / 1M | Context | Updated |
|---|
| ProviderUnoRouter | Provider model IDstep-3.7-flash:free | Regionglobal | Input / 1MN/A | Output / 1MN/A | Context256K | Updated |
| ProviderAmbient | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.19 | Output / 1M$1.14 | Context262.1K | Updated |
| ProviderDeep Infra | Provider model IDstepfun-ai/Step-3.7-Flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderHugging Face | Provider model IDstepfun-ai/Step-3.7-Flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderOpenRouter | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderStepFun (Global) | Provider model IDstep-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderZenMux | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderRequesty | Provider model IDstep-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderEmpirioLabs AI | Provider model IDstep-3-7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderVercel AI Gateway | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderKilo Gateway | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderDevPass (LLM Gateway) | Provider model IDstep-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderNovita AI | Provider model IDstepfun/step-3.7-flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context262.1K | Updated |
| ProviderCommandCode | Provider model IDstepfun/Step-3.7-Flash | Regionglobal | Input / 1M$0.20 | Output / 1M$1.15 | Context256K | Updated |
| ProviderStepFun (China) | Provider model IDstep-3.7-flash | Regionglobal | Input / 1M$0.2018 | Output / 1M$1.21 | Context256K | Updated |
| ProviderAIHubMix | Provider model IDstep-3.7-flash | Regionglobal | Input / 1M$0.22 | Output / 1M$1.32 | Context256K | Updated |
| ProviderKenari | Provider model IDstep-3-7-flash | Regionglobal | Input / 1M$0.24 | Output / 1M$1.37 | Context256K | Updated |
Step 3.7 Flash Runtime Performance
Provider-specific output speed and catalog latency for Step 3.7 Flash. Runtime does not affect the capability score.
No runtime data
No provider-specific speed or latency record is linked to the default version yet.
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Step 3.7 Flash Specifications
Technical details for the model's default version.
- Version
- Step 3.7 Flash
- Released
- Jun 10, 2026
- Knowledge cutoff
- Unknown
- Parameters
- 198B
- Context window
- 262.1K
- Max output
- 262.1K
- Inputs
- image, text, video
- Outputs
- text
- Open weights
- Yes
- License
- Apache 2.0
Step 3.7 Flash Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| VersionStep 3.7 Flash | Released | LLMBoard49.27 | Parameters198B | Context262.1K | Max output262.1K | Open weightsYes | LicenseApache 2.0 |
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What is Step 3.7 Flash?
Key information about Step 3.7 Flash and its available data.
7 Flash is a newer StepFun flash model designed for agents, coding, and multimodal prompts.
Data as of 2026-10-22.
FAQ
Common questions about Step 3.7 Flash.
When was Step 3.7 Flash released?
Step 3.7 Flash's default version was released on Jun 10, 2026.
How much does Step 3.7 Flash cost?
Step 3.7 Flash's official API price is $0.20 per million input tokens and $1.15 per million output tokens via StepFun (Global). The lowest tracked third-party offer starts at $0.19 input and $1.14 output via Ambient.
Who created Step 3.7 Flash?
Step 3.7 Flash was created by StepFun.
What is the context window for Step 3.7 Flash?
The default version has a 262.1K token context window.
Is Step 3.7 Flash open weight?
Yes. The default version is marked as open weight under Apache 2.0.