Step 3.7 Flash

StepFun🇨🇳 CNMajor lab· May 29, 2026

VisionReasoningopen weightsAPI✎ Editorial

201B multimodal open-weights model from StepFun — underrated in the West. Image+text input, strong reasoning. Successor to Step 3.5 Flash (199B). $0.20/$1.15 per MTok on OpenRouter.

Editorial

Context: 262K tokens
Params: 201B
License: Apache 2.0
Modalities: text, image, code → text, code

1 variant

Standard

201B

262K

HF · OR

Sources

HuggingFace OpenRouter Website

Deutsch

201B multimodales open-weights Modell von StepFun — unterschätzt im Westen. Image+Text-Input, starkes Reasoning. Nachfolger von Step 3.5 Flash (199B). Auf OpenRouter $0.20/$1.15 per MTok.

Provenance

Detected: May 29, 2026
First source: kuratiert
Description: Editorial
Editorially reviewed: yes