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StepFun
Team
company
https://www.stepfun.com/
StepFun_ai
stepfun-ai
Activity Feed
Follow
3,127
AI & ML interests
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Recent Activity
hych2024
authored
a paper
4 days ago
StepAudio 3 Realtime Technical Report
hych2024
authored
a paper
4 days ago
StepAudio 3 Gen Technical Report
hych2024
authored
a paper
4 days ago
DuplexSLA: A Full-Duplex Spoken Language Model with Synchronized Speech, Language, and Action
View all activity
Papers
StepAudio 3 Realtime Technical Report
StepAudio 3 Music Technical Report
View all Papers
Team members
105
+71
+58
+37
+27
+7
stepfun-ai
's models
51
Sort: Recently updated
stepfun-ai/Step-3.7-Flash-GGUF
Image-Text-to-Text
•
197B
•
Updated
Jun 3
•
4.79k
•
173
stepfun-ai/Step-3.7-Flash
Image-Text-to-Text
•
201B
•
Updated
Jun 3
•
21.9k
•
•
456
stepfun-ai/Step-3.7-Flash-NVFP4
Image-Text-to-Text
•
104B
•
Updated
Jun 1
•
205k
•
64
stepfun-ai/Step-3.7-Flash-FP8
Image-Text-to-Text
•
201B
•
Updated
Jun 1
•
5.88k
•
19
stepfun-ai/Step-3.5-Flash
Text Generation
•
199B
•
Updated
Mar 17
•
113k
•
•
836
stepfun-ai/Step-3.5-Flash-Base-Midtrain
Text Generation
•
198B
•
Updated
Mar 9
•
281
•
42
stepfun-ai/Step-3.5-Flash-Base
Text Generation
•
198B
•
Updated
Mar 9
•
347
•
87
stepfun-ai/Step-3.5-Flash-FP8
Text Generation
•
199B
•
Updated
Mar 9
•
4.38k
•
53
stepfun-ai/NextStep-1.1-Pretrain-256px
Text-to-Image
•
15B
•
Updated
Feb 16
•
100
•
13
stepfun-ai/Step-Audio-R1.1
Audio-Text-to-Text
•
33B
•
Updated
Feb 14
•
454
•
190
stepfun-ai/Step-Audio-EditX
4B
•
Updated
Feb 14
•
3.96k
•
141
stepfun-ai/Step-Audio-2-mini
Any-to-Any
•
8B
•
Updated
Feb 14
•
6.79k
•
265
stepfun-ai/Step-3.5-Flash-GGUF-Q8_0
197B
•
Updated
Feb 13
•
33
•
3
stepfun-ai/Step-3.5-Flash-GGUF-Q4_K_S
Text Generation
•
197B
•
Updated
Feb 13
•
846
•
147
stepfun-ai/Step3-VL-10B-FP8
Image-Text-to-Text
•
Updated
Feb 4
•
225
•
10
stepfun-ai/Step3-VL-10B
Image-Text-to-Text
•
10B
•
Updated
Feb 4
•
26.5k
•
415
stepfun-ai/Step3-VL-10B-Base
Image-Text-to-Text
•
10B
•
Updated
Jan 29
•
243
•
52
stepfun-ai/step3
Image-Text-to-Text
•
321B
•
Updated
Jan 29
•
36.5k
•
166
stepfun-ai/Step-Audio-EditX-AWQ-4bit
4B
•
Updated
Jan 24
•
185
•
2
stepfun-ai/PaCoRe-8B
Text Generation
•
8B
•
Updated
Jan 14
•
252
•
48
stepfun-ai/RLVR-8B-0926
Text Generation
•
8B
•
Updated
Jan 14
•
239
•
8
stepfun-ai/Step1X-Edit-v1p2
Image-to-Image
•
12B
•
Updated
Dec 29, 2025
•
468
•
•
65
stepfun-ai/NextStep-1.1-Pretrain
Text-to-Image
•
15B
•
Updated
Dec 24, 2025
•
99
•
7
stepfun-ai/NextStep-1.1
Text-to-Image
•
15B
•
Updated
Dec 23, 2025
•
1.66k
•
29
stepfun-ai/GELab-Zero-4B-preview
Image-Text-to-Text
•
4B
•
Updated
Dec 19, 2025
•
347
•
154
stepfun-ai/Step-Audio-R1
Audio-Text-to-Text
•
33B
•
Updated
Dec 2, 2025
•
70
•
144
stepfun-ai/StepFun-Formalizer-32B
Text Generation
•
33B
•
Updated
Oct 13, 2025
•
197
•
11
stepfun-ai/StepFun-Formalizer-7B
Text Generation
•
8B
•
Updated
Oct 13, 2025
•
399
•
•
6
stepfun-ai/NextStep-1-Large-Pretrain
Text-to-Image
•
15B
•
Updated
Oct 10, 2025
•
95
•
18
stepfun-ai/Step-Audio-2-mini-Think
8B
•
Updated
Sep 11, 2025
•
102
•
20
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