StepFun

company

https://www.stepfun.com/

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Recent Activity

yanchaomars authored a paper 3 days ago

StepAudio 2.5 Technical Report

bobzhuyb new activity 10 days ago

stepfun-ai/Step-3.5-Flash:Will crash EVERY time when the context is >240.000

che111 submitted a paper 13 days ago

Boosting Omni-Modal Language Models: Staged Post-Training with Visually Debiased Evaluation

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Papers

Boosting Omni-Modal Language Models: Staged Post-Training with Visually Debiased Evaluation

Step-Audio-R1.5 Technical Report

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Collections 12

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spaces 11

Step-Audio-EditX

Try out Step-Audio-EditX

GOT Online

Extract and format text from images with advanced OCR

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

models 47

stepfun-ai/Step-3.5-Flash

Text Generation • 199B • Updated Mar 17 • 316k • • 815

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

Text Generation • 198B • Updated Mar 9 • 86 • 41

stepfun-ai/Step-3.5-Flash-Base

Text Generation • 198B • Updated Mar 9 • 173 • 84

stepfun-ai/Step-3.5-Flash-FP8

Text Generation • 199B • Updated Mar 9 • 21.7k • 53

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

Text-to-Image • 15B • Updated Feb 16 • 22 • 13

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated Feb 14 • 349 • 180

stepfun-ai/Step-Audio-EditX

4B • Updated Feb 14 • 46.6k • 118

stepfun-ai/Step-Audio-2-mini

Any-to-Any • 8B • Updated Feb 14 • 1.66k • 255

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

197B • Updated Feb 13 • 81 • 3

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

197B • Updated Feb 13 • 6.21k • 147

datasets 13

stepfun-ai/Step-3.5-Flash-SFT

Viewer • Updated Mar 14 • 1.62M • 10.3k • 336

stepfun-ai/GEBench

Updated Feb 25 • 307 • 11

stepfun-ai/NextStep-data

Preview • Updated Feb 16 • 212 • 7

stepfun-ai/CF-Div2-Stepfun

Viewer • Updated Feb 12 • 53 • 101 • 7

stepfun-ai/PaCoRe-Train-8k

Viewer • Updated Jan 14 • 7.52k • 2.16k • 80

stepfun-ai/AndroidDaily

Viewer • Updated Dec 19, 2025 • 235 • 90 • 16

stepfun-ai/StepFun-Formalizer-Training

Viewer • Updated Oct 13, 2025 • 188k • 418 • 5

stepfun-ai/StepEval-Audio-Paralinguistic

Viewer • Updated Aug 29, 2025 • 550 • 366 • 11

stepfun-ai/StepEval-Audio-Toolcall

Updated Aug 29, 2025 • 166 • 6

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

Preview • Updated May 22, 2025 • 50 • 10

View 13 datasets