Claude 1 and Kimi Linear don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 932 days before Kimi Linear, so benchmark comparisons should account for the intervening progress.

Claude 1 is proprietary, while Kimi Linear is open weight.

Direct benchmark comparisons are unavailable — Claude 1 and Kimi Linear don't publish scores on any of the same benchmarks.