DeepSeek Coder V2 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 Coder V2 shipped 453 days before Grok Code Fast 1, so benchmark comparisons should account for the intervening progress.

DeepSeek Coder V2 is open weight, while Grok Code Fast 1 is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek Coder V2 and Grok Code Fast 1 don't publish scores on any of the same benchmarks.