Claude Instant 1.2 and Kimi Linear don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude Instant 1.2 shipped 784 days before Kimi Linear, so benchmark comparisons should account for the intervening progress.

Claude Instant 1.2 is proprietary, while Kimi Linear is open weight.

Direct benchmark comparisons are unavailable — Claude Instant 1.2 and Kimi Linear don't publish scores on any of the same benchmarks.