Mistral Medium and Kimi Linear don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Medium shipped 670 days before Kimi Linear, so benchmark comparisons should account for the intervening progress.

Mistral Medium is proprietary, while Kimi Linear is open weight.

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