Grok 3 Mini Beta vs OpenAI o4-mini

Compare Grok 3 Mini Beta by xAI against OpenAI o4-mini by OpenAI, in 2 community votes, grok 3 mini beta wins 100% of head-to-head duels, tested across 7 shared challenges. Updated February 2026.

In 2 community votes, Grok 3 Mini Beta wins 100% of head-to-head duels. Based on blind community voting from the RIVAL open dataset of 2+ human preference judgments for this pair.

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