StepFun

Team

company

https://www.stepfun.com/

StepFun_ai

stepfun-ai

AI & ML interests

None defined yet.

Recent Activity

Tingdan updated a model about 1 hour ago

stepfun-ai/Step-3.5-Flash

Tingdan updated a model about 1 hour ago

stepfun-ai/Step-3.5-Flash-Int4

Tingdan updated a model about 1 hour ago

stepfun-ai/Step-3.5-Flash-FP8

View all activity

Papers

STEP3-VL-10B Technical Report

PaCoRe: Learning to Scale Test-Time Compute with Parallel Coordinated Reasoning

View all Papers

stepfun-ai 's models 42

stepfun-ai/Step-3.5-Flash-Int4

Updated about 1 hour ago • 17

stepfun-ai/Step-3.5-Flash

199B • Updated about 1 hour ago • 56

stepfun-ai/Step-3.5-Flash-FP8

Updated about 1 hour ago • 12

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

Image-Text-to-Text • 10B • Updated 4 days ago • 8.87k • 45

stepfun-ai/Step3-VL-10B

Image-Text-to-Text • 10B • Updated 4 days ago • 64.5k • 374

stepfun-ai/step3

Image-Text-to-Text • 321B • Updated 4 days ago • 47.9k • 166

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

0.9B • Updated 9 days ago • 45 • 2

stepfun-ai/Step-Audio-EditX

4B • Updated 9 days ago • 5.59k • 108

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated 18 days ago • 1.07k • 146

stepfun-ai/PaCoRe-8B

Text Generation • 8B • Updated 19 days ago • 292 • 42

stepfun-ai/RLVR-8B-0926

Text Generation • 8B • Updated 19 days ago • 65 • 8

stepfun-ai/Step1X-Edit-v1p2

Image-to-Image • Updated Dec 29, 2025 • 799 • • 56

stepfun-ai/NextStep-1.1-Pretrain

Text-to-Image • 15B • Updated Dec 24, 2025 • 43 • 6

stepfun-ai/NextStep-1.1

Text-to-Image • 15B • Updated Dec 23, 2025 • 357 • 22

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

Image-Text-to-Text • 4B • Updated Dec 19, 2025 • 4.27k • 145

stepfun-ai/Step-Audio-R1

Audio-Text-to-Text • 33B • Updated Dec 2, 2025 • 99 • 141

stepfun-ai/StepFun-Formalizer-32B

Text Generation • 33B • Updated Oct 13, 2025 • 90 • 10

stepfun-ai/StepFun-Formalizer-7B

Text Generation • 8B • Updated Oct 13, 2025 • 206 • 6

stepfun-ai/NextStep-1-Large-Pretrain

Text-to-Image • 15B • Updated Oct 10, 2025 • 118 • 18

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

8B • Updated Sep 11, 2025 • 72 • 15

stepfun-ai/Step1X-Edit-v1p2-preview

Image-to-Image • Updated Sep 8, 2025 • 5 • 16

stepfun-ai/Step-Audio-2-mini

Any-to-Any • 8B • Updated Sep 5, 2025 • 885 • 247

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

8B • Updated Sep 1, 2025 • 61 • 23

stepfun-ai/Step1X-Edit-v1p1-diffusers

Image-to-Image • Updated Sep 1, 2025 • 167 • 4

stepfun-ai/NextStep-1-Large-Edit

Image-to-Image • 15B • Updated Aug 19, 2025 • 56 • 50

stepfun-ai/NextStep-1-Large

Text-to-Image • 15B • Updated Aug 19, 2025 • 288 • 97

stepfun-ai/NextStep-1-f8ch16-Tokenizer

Updated Aug 14, 2025 • 30 • 15

stepfun-ai/StepFun-Prover-Preview-32B

Text Generation • 33B • Updated Aug 13, 2025 • 58 • 11

stepfun-ai/StepFun-Prover-Preview-7B

Text Generation • 8B • Updated Aug 13, 2025 • 61 • 3

stepfun-ai/step3-fp8

Image-Text-to-Text • Updated Aug 2, 2025 • 101 • 20