Key Info

StepFun's Step 5 Preview scores 44 on the Artificial Analysis Intelligence Index, achieving parity with Kimi K3 (max) at roughly 2.8x lower cost per task ($0.71), while trailing peers on agentic evaluations.

Highlights

  • Step 5 Preview achieves index score of 44, matching Kimi K3 (max).
  • Comes in at $0.71 per task, about 2.8x cheaper than comparable models.
  • Trails on agentic evaluations; more details expected on Oct 15.