DeepSeek V3 Chat and Gemini Omni don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3 Chat shipped 534 days before Gemini Omni, so benchmark comparisons should account for the intervening progress.

DeepSeek V3 Chat is open weight, while Gemini Omni is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3 Chat and Gemini Omni don't publish scores on any of the same benchmarks.