Expired95% confidenceEventExact time
StepFun AI 正式发布了 Step 3.7 Flash，这是一款拥有 198B 参数的稀疏混合专家（Sparse MoE）视觉语言模型
1
Sources
95%
Confidence
Medium-term (~90 days)
Relevance
5/29/2026
First Seen
Valid until: 8/27/2026(expired)
Sources
Step 3.7 Flash: Deep Dive into the 198B Sparse MoE Multimodal Model
twitterlmsysorg5/29/2026
Related Entities
Related Claims
UnverifiedThe STEP3.7 Flash large model released by StepFun ranked first on the AA Benchmark (Artificial Analysis), covering three dimensions: speed, cost-effectiveness, and end-to-end multimodal performance.79% similarUnverifiedStepFun released the open-source model Step 3.5 Flash, which has 196 billion total parameters and activates only 11 billion parameters at runtime.77% similarUnverifiedStep 3.5 Flash从底层架构开始就为AI Agent场景量身打造，具备自主规划步骤、调用工具、执行任务的能力74% similarUnverifiedSTEP3.7 Flash features end-to-end multimodal real-time interaction capabilities and can simultaneously process multiple input modalities including text, images, audio, and video.72% similarPartially VerifiedSTEP3.7 Flash has been open-sourced and developers can download and use it directly.70% similar
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