Moonshot AI (Kimi)Kimi K3VSOpenAIGPT-5.4 mini
Our Take
Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing Kimi K3 and GPT-5.4 mini 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 (+6.0%)
93.5%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$1.71Input: $0.95 | Output: $4.00Context Window
262.14k tokensBenchmarks & Scores
Coding (swe-bench-pro)
54.4%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
87.5%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$1.69Input: $0.75 | Output: $4.50Context WindowLarger
400k tokensFrequently Asked Questions about Kimi K3 vs GPT-5.4 mini
GPT-5.4 mini is cheaper than Kimi K3. GPT-5.4 mini has a blended cost of $1.69/1M tokens, which is about 1.0x cheaper than Kimi K3 at $1.71/1M tokens.
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