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stepfun-ai / Step-3.5-Flash-FP8

Text Generation199B76553Updated Mar 9, 2026
Hugging Face

Downloads

765

Likes

53

Last updated

Mar 9, 2026

License

apache-2.0

Step 3.5 Flash (visit website) is our most capable open-source foundation model, engineered to deliver frontier reasoning and agentic capabilities with exceptional efficiency. Built on a sparse Mixture of Experts (MoE) architecture, it selectively activates only 11B of its 196…

Tasks & library

  • text generation
  • transformers

Tags

  • transformers
  • step3p5
  • text-generation
  • conversational
  • custom_code
  • fp8

Technical specifications

Parameters199B
Librarytransformers
LanguagesNot available
Base modelstepfun-ai/step-3.5-flash
Licenseapache-2.0