Grok 4.20 (Non-Reasoning)
Grok 4.20 (Non-Reasoning) is developed by xAI, released 2026-03-09.
Model ID: grok-4.20-0309-non-reasoning
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Input price
$1.25 / 1M tok
Output price
$2.50 / 1M tok
Blended price
$1.5625 / 1M tok
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Epoch FrontierMath (T1–3) accuracy
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Arena text rating
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Arena coding rating (human preference votes, not task accuracy)
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