AI is happening. The future is updating.Step 5 Preview
600B total parameters · 27B active parameters · Up to 1M context Introduction · Capabilities · Specifications · Performance · Deployment · Resources · License Step 5 Preview is StepFun's flagship model for agentic work. It delivers frontier-level performance across software engineering and professional knowledge work, with particular strength in finance.
600B total parameters · 27B active parameters · Up to 1M context Introduction · Capabilities · Specifications · Performance · Deployment · Resources · License Step 5 Preview is StepFun's flagship model for agentic work. It delivers frontier-level performance across software engineering and professional knowledge work, with particular strength in finance.