SMRTR ProgrammingAug 5, 2025Dev.to

Kimi K2 vs Grok 4: Which AI Model Codes Better?

SMRTR summary

In a real-world coding comparison between Kimi K2 and Grok 4 AI models, Grok 4 slightly outperformed by fixing more bugs, producing cleaner code, and succeeding on first attempts more often (7/9 vs 6/9 tasks). While Grok 4 demonstrates superior coding abilities and tool handling, Kimi K2 offers competitive performance at roughly one-fourteenth the cost ($0.40 vs $5.80 per task) with faster initial response times.

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