DeepSeek V3 Base and Grok Code Fast 1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3 Base shipped 270 days before Grok Code Fast 1, so benchmark comparisons should account for the intervening progress.

DeepSeek V3 Base is open weight, while Grok Code Fast 1 is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3 Base and Grok Code Fast 1 don't publish scores on any of the same benchmarks.