Step-3.5-Flash-Base

stepfun-ai/Step-3.5-Flash-Base

Text Generation198B parameterstransformersLicense: apache-2.0
Tracked by OpenModelStats since September 2, 2026View on Hugging Face ↗
Downloads 30D
395
Total downloads
2,249
Gained 7D
+96(increase)
4.9%(up) vs baseline
Gained 30D
—
Likes
87
+0 in 7D
Rank · tracked models
#44,217
480(up 480 places)this week
Parameters
198B
Last source update
Mar 9, 2026
Momentum
40.9
  • Step-3.5-Flash-Base gained 96 downloads during the last seven tracked days.
  • It moved from #13158 to #12961 among tracked Text Generation models this week.

Downloads over time

Rolling recent-window downloads as reported

Likes over time

Rank among tracked models

Lower is better

Overview

Step-3.5-Flash-Base is a text generation model published by stepfun-ai. OpenModelStats has tracked the model since Sep 2, 2026, most recently observing it Oct 2, 2026.

Published
Mar 2, 2026
Last updated
Mar 9, 2026
Library
transformers
License
apache-2.0
Task
Text Generation
Parameters
197,764,857,152
Spaces
—
Derivative models
—
Velocity 7D/day
14
transformerssafetensorsstep3p5text-generationcustom_codearxiv:2602.10604arxiv:2601.05593license:apache-2.0region:us

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stepfun-ai/Step-3.5-Flash-Base — Downloads, Growth & Stats | OpenModelStats