StepFun

company

https://www.stepfun.com/

AI & ML interests

None defined yet.

Recent Activity

Randomize new activity 4 days ago

stepfun-ai/Step-3.5-Flash-SFT:part of agentic data missing tool schema

xuanyangz authored a paper 4 days ago

GEditBench v2: A Human-Aligned Benchmark for General Image Editing

Randomize new activity 8 days ago

stepfun-ai/Step-3.5-Flash-SFT:Chunk 41 unsafe

View all activity

Papers

GEditBench v2: A Human-Aligned Benchmark for General Image Editing

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

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

Text Generation • 199B • Updated 18 days ago • 104k • • 760

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

Text Generation • 198B • Updated 26 days ago • 161 • 40

stepfun-ai/Step-3.5-Flash-Base

Text Generation • 198B • Updated 26 days ago • 566 • 82

stepfun-ai/Step-3.5-Flash-FP8

Text Generation • 199B • Updated 26 days ago • 295k • 51

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

Text-to-Image • 15B • Updated Feb 16 • 50 • 13

stepfun-ai/Step-Audio-R1.1

Audio-Text-to-Text • 33B • Updated Feb 14 • 274 • 166

stepfun-ai/Step-Audio-EditX

4B • Updated Feb 14 • 20.7k • 115

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 • 210 • 3

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

Text Generation • 197B • Updated Feb 13 • 10k • 141

datasets 13

stepfun-ai/Step-3.5-Flash-SFT

Viewer • Updated 21 days ago • 1.62M • 55.2k • 294

stepfun-ai/GEBench

Updated Feb 25 • 1.26k • 10

stepfun-ai/NextStep-data

Preview • Updated Feb 16 • 834 • 6

stepfun-ai/CF-Div2-Stepfun

Viewer • Updated Feb 12 • 53 • 69 • 7

stepfun-ai/PaCoRe-Train-8k

Viewer • Updated Jan 14 • 7.52k • 1.09k • 79

stepfun-ai/AndroidDaily

Viewer • Updated Dec 19, 2025 • 235 • 157 • 15

stepfun-ai/StepFun-Formalizer-Training

Viewer • Updated Oct 13, 2025 • 188k • 160 • 5

stepfun-ai/StepEval-Audio-Paralinguistic

Viewer • Updated Aug 29, 2025 • 550 • 483 • 10

stepfun-ai/StepEval-Audio-Toolcall

Updated Aug 29, 2025 • 193 • 6

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

Preview • Updated May 22, 2025 • 148 • 10

View 13 datasets