DeepSeek-Math 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-Math shipped 512 days before Grok Code Fast 1, so benchmark comparisons should account for the intervening progress.

DeepSeek-Math is open weight, while Grok Code Fast 1 is proprietary.

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