Moonshot AI (Kimi)Kimi K3VSxAIGrok 4.5
Our Take
Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing Kimi K3 and Grok 4.5 directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Benchmarks & Scores
Coding (swe-bench-pro)
N/Aexcellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)Winner (+0.5%)
93.5%graduate-level science QA
Cost & Context
Cost (per 1M tokens)1.8x cheaper
$1.71Input: $0.95 | Output: $4.00Context Window
262.14k tokensBenchmarks & Scores
Coding (swe-bench-pro)
64.7%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
93%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$3.00Input: $2.00 | Output: $6.00Context WindowLarger
500k tokensFrequently Asked Questions about Kimi K3 vs Grok 4.5
Kimi K3 is cheaper than Grok 4.5. Kimi K3 has a blended cost of $1.71/1M tokens, which is about 1.8x cheaper than Grok 4.5 at $3.00/1M tokens.
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