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GPT-5.4 vs Kimi K2.7 Code

GPT-5.4 leads in 3 of 8 categories

Arena ELO

GPT-5.4

Cheaper

Kimi K2.7 Code

Faster

GPT-5.4

Detailed Comparison

CategoryGPT-5.4Kimi K2.7 Code
ProviderOpenAI Moonshot AI
Context Window1M WIN256K
Input Price ($/1M)$3 $0.6 WIN
Output Price ($/1M)$15 $2.4 WIN
Arena ELO1560 WINN/A
Codingunknown N/A
Reasoningunknown N/A
Speed (tokens/sec)~50 t/s WINN/A
Open SourceNo No

Frequently Asked Questions

Which is cheaper, GPT-5.4 or Kimi K2.7 Code?

Kimi K2.7 Code is approximately 83% cheaper than GPT-5.4 per million tokens.

Which is better for coding, GPT-5.4 or Kimi K2.7 Code?

GPT-5.4 scores unknown on coding benchmarks, while Kimi K2.7 Code scores N/A.

Which has a larger context window?

GPT-5.4 supports 1M context, while Kimi K2.7 Code supports 256K.

Is GPT-5.4 or Kimi K2.7 Code open source?

GPT-5.4 is proprietary. Kimi K2.7 Code is proprietary.

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