DeepSeek V3.2 Exp and Gemini 3.1 Flash don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3.2 Exp shipped 150 days before Gemini 3.1 Flash, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.2 Exp is open weight, while Gemini 3.1 Flash is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.2 Exp and Gemini 3.1 Flash don't publish scores on any of the same benchmarks.