DeepSeek V2.5 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 336 days before DeepSeek V2.5, so benchmark comparisons should account for the intervening progress.

DeepSeek V2.5 is open weight, while Kimi Chat is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V2.5 and Kimi Chat don't publish scores on any of the same benchmarks.