DeepSeek V3.1 vs Grok Code Fast 1

Compare DeepSeek V3.1 by DeepSeek against Grok Code Fast 1 by xAI, in 39 community votes, deepseek v3.1 wins 82% of head-to-head duels, context windows of 164K vs 256K, tested across 51 shared challenges. Updated March 2026.

In 39 community votes, DeepSeek V3.1 wins 82% of head-to-head duels. DeepSeek V3.1 leads in Web Design, Reasoning, Image Generation. Based on blind community voting from the Rival open dataset of 39+ human preference judgments for this pair.