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SStepFun
BusyfreeNew
step-5-preview:free
Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and...
ReasoningToolsVisionCache
1M
SStepFun
Busyfree
step-3.7-flash:free
Step 3.7 Flash is StepFun's latest high-efficiency multimodal Mixture-of-Experts model. It pairs a 196B-parameter language backbone with a vision encoder for native image and video understanding,...
ReasoningToolsVisionCache
256K