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ENTITY Step-5-Preview-NVFP4

Step-5-Preview-NVFP4

PulseAugur coverage of Step-5-Preview-NVFP4 — every cluster mentioning Step-5-Preview-NVFP4 across labs, papers, and developer communities, ranked by signal.

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  1. 2026-10-15 product_launch StepFun released the Step-5-Preview-NVFP4 model, featuring a 600B MoE architecture with 27B active parameters and a 1M context window. source
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  1. SIGNIFICANT · CL_300278 ·

    StepFun releases 600B MoE model with 1M context window

    StepFun has released a preview of its Step-5-Preview-NVFP4 model, a 600 billion parameter Mixture-of-Experts (MoE) architecture with 27 billion active parameters. This new model supports a 1 million token context window…