StepFun

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https://www.stepfun.com/

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Recent Activity

hzwer new activity 1 minute ago

stepfun-ai/Step-3.5-Flash:Add evaluation results from Step 3.5 Flash paper - HLE (text only): 23.1 - GPQA Diamond: 83.5 - MMLU-Pro: 84.4 - SWE-Bench Verified: 74.4% - Terminal-Bench 2.0: 51.0% Source: https://arxiv.org/abs/2602.10604 (Table 5, Vanilla inference)

hzwer new activity 20 minutes ago

stepfun-ai/Step-3.5-Flash-SFT:Which model generate reasoning content and content for this dataset?

BroAlanTaps submitted a paper about 2 hours ago

WebVR: Benchmarking Multimodal LLMs for WebPage Recreation from Videos via Human-Aligned Visual Rubrics

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Papers

WebVR: Benchmarking Multimodal LLMs for WebPage Recreation from Videos via Human-Aligned Visual Rubrics

Dropping Anchor and Spherical Harmonics for Sparse-view Gaussian Splatting

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stepfun-ai 's models 47

stepfun-ai/Step-3.5-Flash

Text Generation • 199B • Updated 1 minute ago • 83.8k • • 721

stepfun-ai/Step-3.5-Flash-Base-Midtrain

Text Generation • 198B • Updated 8 days ago • 189 • 36

stepfun-ai/Step-3.5-Flash-Base

Text Generation • 198B • Updated 8 days ago • 709 • 78

stepfun-ai/Step-3.5-Flash-FP8

Text Generation • 199B • Updated 8 days ago • 231k • 49

stepfun-ai/NextStep-1.1-Pretrain-256px

Text-to-Image • 15B • Updated 29 days ago • 33 • 12

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated about 1 month ago • 143 • 160

stepfun-ai/Step-Audio-EditX

4B • Updated about 1 month ago • 13.7k • 114

stepfun-ai/Step-Audio-2-mini

Any-to-Any • Updated about 1 month ago • 1.6k • 254

stepfun-ai/Step-3.5-Flash-GGUF-Q8_0

197B • Updated Feb 13 • 251 • 3

stepfun-ai/Step-3.5-Flash-GGUF-Q4_K_S

Text Generation • 197B • Updated Feb 13 • 40k • 139

stepfun-ai/Step3-VL-10B-FP8

Image-Text-to-Text • Updated Feb 4 • 1.68k • 9

stepfun-ai/Step3-VL-10B

Image-Text-to-Text • Updated Feb 4 • 132k • 398

stepfun-ai/Step3-VL-10B-Base

Image-Text-to-Text • Updated Jan 29 • 259 • 49

stepfun-ai/step3

Image-Text-to-Text • 321B • Updated Jan 29 • 44k • 166

stepfun-ai/Step-Audio-EditX-AWQ-4bit

Updated Jan 24 • 29 • 2

stepfun-ai/PaCoRe-8B

Text Generation • Updated Jan 14 • 509 • 46

stepfun-ai/RLVR-8B-0926

Text Generation • 8B • Updated Jan 14 • 831 • 8

stepfun-ai/Step1X-Edit-v1p2

Image-to-Image • Updated Dec 29, 2025 • 804 • • 58

stepfun-ai/NextStep-1.1-Pretrain

Text-to-Image • 15B • Updated Dec 24, 2025 • 8 • 7

stepfun-ai/NextStep-1.1

Text-to-Image • 15B • Updated Dec 23, 2025 • 495 • 27

stepfun-ai/GELab-Zero-4B-preview

Image-Text-to-Text • 4B • Updated Dec 19, 2025 • 439 • 148

stepfun-ai/Step-Audio-R1

Audio-Text-to-Text • Updated Dec 2, 2025 • 42 • 142

stepfun-ai/StepFun-Formalizer-32B

Text Generation • 33B • Updated Oct 13, 2025 • 28 • 10

stepfun-ai/StepFun-Formalizer-7B

Text Generation • 8B • Updated Oct 13, 2025 • 572 • 6

stepfun-ai/NextStep-1-Large-Pretrain

Text-to-Image • 15B • Updated Oct 10, 2025 • 3 • 18

stepfun-ai/Step-Audio-2-mini-Think

Updated Sep 11, 2025 • 19 • 16

stepfun-ai/Step1X-Edit-v1p2-preview

Image-to-Image • Updated Sep 8, 2025 • 47 • 16

stepfun-ai/Step-Audio-2-mini-Base

8B • Updated Sep 1, 2025 • 230 • 25

stepfun-ai/Step1X-Edit-v1p1-diffusers

Image-to-Image • Updated Sep 1, 2025 • 147 • 5

stepfun-ai/NextStep-1-Large-Edit

Image-to-Image • 15B • Updated Aug 19, 2025 • 9 • 50