StepFun

company

https://www.stepfun.com/

AI & ML interests

None defined yet.

Recent Activity

Randomize published a dataset about 13 hours ago

stepfun-ai/Step-3.5-Flash-SFT

WinstonDeng updated a dataset about 17 hours ago

stepfun-ai/Step-3.5-Flash-SFT

Randomize updated a collection about 18 hours ago

View all activity

Papers

Dropping Anchor and Spherical Harmonics for Sparse-view Gaussian Splatting

Step 3.5 Flash: Open Frontier-Level Intelligence with 11B Active Parameters

View all Papers

Collections 12

View 12 collections

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-Base-Midtrain

Text Generation • 198B • Updated 6 days ago • 172 • 34

stepfun-ai/Step-3.5-Flash-Base

Text Generation • 198B • Updated 6 days ago • 674 • 78

stepfun-ai/Step-3.5-Flash

Text Generation • 199B • Updated 6 days ago • 96.2k • • 713

stepfun-ai/Step-3.5-Flash-FP8

Text Generation • 199B • Updated 6 days ago • 216k • 48

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

Text-to-Image • 15B • Updated 27 days ago • 33 • 12

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated 29 days ago • 5.08k • 160

stepfun-ai/Step-Audio-EditX

4B • Updated 29 days ago • 13.8k • 114

stepfun-ai/Step-Audio-2-mini

Any-to-Any • Updated 29 days ago • 1.12k • 254

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

197B • Updated about 1 month ago • 381 • 3

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

Text Generation • 197B • Updated about 1 month ago • 40.9k • 137

datasets 13

stepfun-ai/Step-3.5-Flash-SFT

Updated about 17 hours ago • 51

stepfun-ai/GEBench

Updated 18 days ago • 1.28k • 10

stepfun-ai/NextStep-data

Preview • Updated 27 days ago • 836 • 6

stepfun-ai/CF-Div2-Stepfun

Viewer • Updated Feb 12 • 53 • 36 • 7

stepfun-ai/PaCoRe-Train-8k

Viewer • Updated Jan 14 • 7.52k • 697 • 79

stepfun-ai/AndroidDaily

Viewer • Updated Dec 19, 2025 • 235 • 130 • 14

stepfun-ai/StepFun-Formalizer-Training

Viewer • Updated Oct 13, 2025 • 188k • 179 • 5

stepfun-ai/StepEval-Audio-Paralinguistic

Viewer • Updated Aug 29, 2025 • 550 • 197 • 10

stepfun-ai/StepEval-Audio-Toolcall

Updated Aug 29, 2025 • 287 • 6

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

Preview • Updated May 22, 2025 • 159 • 10

View 13 datasets