Devstral Small and Kimi Chat don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi Chat shipped 598 days before Devstral Small, so benchmark comparisons should account for the intervening progress.

Devstral Small is open weight, while Kimi Chat is proprietary.

Direct benchmark comparisons are unavailable — Devstral Small and Kimi Chat don't publish scores on any of the same benchmarks.