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StepFun: Step 3.7 Flash

modeltested · static-verifiedscore 45/100signed passport ✓published 151d ago · verified 2026-10-24

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, activating roughly 11B parameters...

Declared tools (3)

text+image+video->texttool-callingstructured-outputs

model:openrouter:stepfun/step-3.7-flash