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StepFun releases Step 5 Preview for free on Nous Portal, scores 33.89 on Hermes Index matching GPT-6 Luna
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NousResearch announced that Step 5 Preview, an AI model from @StepFun_ai, is available for free on the Nous Portal for the next week. The model has 600 billion total parameters with 27 billion active parameters in a mixture-of-experts (MoE) architecture, supports a 1 million token context window, and includes vision capabilities. According to the post, Step 5 Preview scored 33.89 on the Hermes Index, matching the score of GPT-6 Luna. This release provides temporary free access to a large-scale AI model with competitive benchmark performance.
Source report
Step 5 Preview, developed by @StepFun_ai, is available for free on the Nous Portal for the next week.
Key Specifications
- Total parameters: 600 billion
- Active parameters (MoE): 27 billion
- Context length: 1 million tokens
- Vision capabilities: Included
Performance
Step 5 Preview scored 33.89 on the Hermes Index, matching the score of GPT-6 Luna.
Access Step 5 Preview on Nous Portal
Source
NousResearchNeutral / independent