Step 3.7 Flash is an open-source language model by stepfun-ai. Features: 201.4b LLM, VRAM: 0.9GB, License: apache-2.0, LLM Explorer Score: 0.52.
Conversational Custom code En Eval-results Image-text-to-text Moe Multimodal Region:us Safetensors Step3p7 Vision Vision-language
Model Card on HF 🤗: https://huggingface.co/stepfun-ai/Step-3.7-Flash
Step 3.7 Flash Benchmarks
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
Step 3.7 Flash Parameters and Internals
| LLM Name | Step 3.7 Flash |
| Repository 🤗 | https://huggingface.co/stepfun-ai/Step-3.7-Flash |
| Model Size | 201.4b |
| Required VRAM | 0.9 GB |
| Updated | 2026-06-03 |
| Maintainer | stepfun-ai |
| Model Type | step3p7 |
| Model Files | |
| Supported Languages | en |
| Model Architecture | Step3p7ForConditionalGeneration |
| License | apache-2.0 |
| Model Max Length | 131072 |
| Tokenizer Class | LlamaTokenizerFast |
| Padding Token | <｜end▁of▁sentence｜> |
Rank the Step 3.7 Flash Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a