LaunchAI ModelsSeptember 19, 2026

StepFun releases Step 5 Preview, matching Kimi K3 at a third of the price

Read original source →reddit.com

Step 5 Preview scores 44 on Artificial Analysis, equal to Kimi K3 (max), at one-third the cost, per a Reddit post citing the cost/intelligence Pareto chart. The release marks a previously non-frontier Chinese lab entering frontier-level territory.

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