StepFun

company

https://www.stepfun.com/

AI & ML interests

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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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Collections 12

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spaces 11

Step-Audio-EditX

Try out Step-Audio-EditX

Step-3.5-Flash Chatbot

Run interactive Streamlit apps directly in your browser

Step3 VL 10B

Chat with a multimodal AI using text and images

Step Audio R1.1

Step-Audio-R1.1

Step-3

Interact with a multimodal AI assistant using text and images

NextStep 1 Large Edit

Modify images based on text prompts

models 47

stepfun-ai/Step-3.5-Flash

Text Generation • 199B • Updated 14 days ago • 94.4k • • 750

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

Text Generation • 198B • Updated 22 days ago • 254 • 39

stepfun-ai/Step-3.5-Flash-Base

Text Generation • 198B • Updated 22 days ago • 814 • 81

stepfun-ai/Step-3.5-Flash-FP8

Text Generation • 199B • Updated 22 days ago • 306k • 51

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

Text-to-Image • 15B • Updated Feb 16 • 51 • 13

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated Feb 14 • 309 • 166

stepfun-ai/Step-Audio-EditX

4B • Updated Feb 14 • 19.7k • 114

stepfun-ai/Step-Audio-2-mini

Any-to-Any • Updated Feb 14 • 2.02k • 254

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

197B • Updated Feb 13 • 234 • 3

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

Text Generation • 197B • Updated Feb 13 • 19.2k • 140

datasets 13

stepfun-ai/Step-3.5-Flash-SFT

Viewer • Updated 17 days ago • 1.62M • 51.6k • 288

stepfun-ai/GEBench

Updated Feb 25 • 1.26k • 10

stepfun-ai/NextStep-data

Preview • Updated Feb 16 • 1.49k • 6

stepfun-ai/CF-Div2-Stepfun

Viewer • Updated Feb 12 • 53 • 48 • 7

stepfun-ai/PaCoRe-Train-8k

Viewer • Updated Jan 14 • 7.52k • 1.17k • 79

stepfun-ai/AndroidDaily

Viewer • Updated Dec 19, 2025 • 235 • 148 • 15

stepfun-ai/StepFun-Formalizer-Training

Viewer • Updated Oct 13, 2025 • 188k • 169 • 5

stepfun-ai/StepEval-Audio-Paralinguistic

Viewer • Updated Aug 29, 2025 • 550 • 331 • 10

stepfun-ai/StepEval-Audio-Toolcall

Updated Aug 29, 2025 • 216 • 6

stepfun-ai/Step1X-3D-obj-data

Preview • Updated May 22, 2025 • 156 • 10

View 13 datasets