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Step 3.7 Flash NVFP4 by stepfun-ai

By stepfun-ai · 14751 downloads
HF Repo ↗ Copy URL

Step 3.7 Flash NVFP4 is an open-source language model by stepfun-ai. Features: 103.8b LLM, VRAM: 123.9GB, Context: 256K, License: apache-2.0, LLM Explorer Score: 0.32.

  8-bit   Conversational   Custom code   En   Image-text-to-text   Modelopt   Moe   Multimodal   Region:us   Safetensors   Sharded   Step3p7   Tensorflow   Vision   Vision-language
Model Card on HF 🤗: https://huggingface.co/stepfun-ai/Step-3.7-Flash-NVFP4 

Step 3.7 Flash NVFP4 Parameters and Internals

LLM NameStep 3.7 Flash NVFP4
Repository 🤗https://huggingface.co/stepfun-ai/Step-3.7-Flash-NVFP4 
Model Size103.8b
Required VRAM123.9 GB
Updated2026-08-08
Maintainerstepfun-ai
Model Typestep3p7
Model Files  9.3 GB: 1-of-13   9.2 GB: 2-of-13   9.9 GB: 3-of-13   9.5 GB: 4-of-13   9.9 GB: 5-of-13   9.5 GB: 6-of-13   9.9 GB: 7-of-13   9.5 GB: 8-of-13   9.2 GB: 9-of-13   9.4 GB: 10-of-13   9.9 GB: 11-of-13   9.5 GB: 12-of-13   9.2 GB: 13-of-13   4.9 GB
Supported Languagesen
Model ArchitectureStep3p7ForConditionalGeneration
Licenseapache-2.0
Context Length262144
Model Max Length262144
Transformers Version4.56.2
Tokenizer ClassLlamaTokenizerFast
Padding Token<｜end▁of▁sentence｜>