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Claude Haiku 4.5 vs Grok 4.5

Claude Haiku 4.5 leads in 5 of 8 categories

Arena ELO

Claude Haiku 4.5

Cheaper

Claude Haiku 4.5

Faster

Claude Haiku 4.5

Detailed Comparison

CategoryClaude Haiku 4.5Grok 4.5
ProviderAnthropic xAI
Context Window200K WIN128K
Input Price ($/1M)$0.8 WINN/A
Output Price ($/1M)$4 WINN/A
Arena ELO1290 WINN/A
Codingunknown N/A
Reasoningunknown N/A
Speed (tokens/sec)~120 t/s WINN/A
Open SourceNo No

Frequently Asked Questions

Which is better for coding, Claude Haiku 4.5 or Grok 4.5?

Claude Haiku 4.5 scores unknown on coding benchmarks, while Grok 4.5 scores N/A.

Which has a larger context window?

Claude Haiku 4.5 supports 200K context, while Grok 4.5 supports 128K.

Is Claude Haiku 4.5 or Grok 4.5 open source?

Claude Haiku 4.5 is proprietary. Grok 4.5 is proprietary.

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