Step 5 Preview pushes our intelligence–cost Pareto frontier outward.
It comes in at 44 on the Artificial Analysis Intelligence Index, $0.71 per task.
Thanks @ArtificialAnlys for putting Step 5 Preview through the full evaluation.
More to come on Oct 15.
StepFun's Step 5 Preview scores 44 on the Artificial Analysis Intelligence Index, matching Kimi K3 (max) at ~2.8x lower cost per task, but trails peers on agent...