AITOPAI热报

Step 3.7 Flash

StepFun·China·Released 2026-05-29
Open weightsGeneral LLMReasoningTool useVision
250Kcontext
$0.202 / $1.21per 1M tokens (in / out)
201Bparameters
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Specs

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Context window250K
Max output250K
Parameters201B
Knowledge cutoff2026-03-01
Licenceapache-2.0
Commercial useCommercial OK
InputText · Image · Video
OutputText
HF downloads (30d)10.4K
Family—

API price

USD per 1M tokens
Input$0.202
Output$1.21
Cached input$0.0403
Change history
2026-10-22Price $0.185/$1.11 → $0.202/$1.21models.dev

News timeline

from the AITOP feed, one story per eventAll 10 →
2026-06-30
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2026-06-29
Step 3.7 Flash 登顶 Claw-Eval General 第二阶跃星辰 Stepfun
Step Plan 展示 Agent 工作流：一次连接，持续实验阶跃星辰 Stepfun
StepFun与Cline合作，Step 3.7 Flash免费开放一个月阶跃星辰 Stepfun
StepFun 推出 Step 3.7 Flash 高效智能体模型，上线 Novita Labs 与 OpenRouter阶跃星辰 Stepfun
Step 3.7 Flash 上线 DeepInfra，开源多模态推理模型阶跃星辰 Stepfun