Grok 4.5 Beats Kimi K3 at 13x Lower Cost in Agent Task Test
rohanpaul_ai · x · 2026-08-07
AI/ML API conducted a cost and efficiency comparison across multiple models using the same prompt. Grok 4.5 completed the one-shot task for just $0.15, while Kimi K3 cost $1.98 (about 13x more) and spent 19 minutes thinking. This highlights that for production agents, cost per completed task is becoming a more critical metric than cost per token.
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