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Claude Haiku 4.5 vs DeepSeek V4 Flash

Claude Haiku 4.5 leads in 3 of 8 categories

Arena ELO

Claude Haiku 4.5

Cheaper

DeepSeek V4 Flash

Faster

Claude Haiku 4.5

Detailed Comparison

CategoryClaude Haiku 4.5DeepSeek V4 Flash
ProviderAnthropic DeepSeek
Context Window200K WIN128K
Input Price ($/1M)$0.8 $0.14 WIN
Output Price ($/1M)$4 $0.28 WIN
Arena ELO1290 WINN/A
Codingunknown N/A
Reasoningunknown N/A
Speed (tokens/sec)~120 t/s WINN/A
Open SourceNo Yes

Frequently Asked Questions

Which is cheaper, Claude Haiku 4.5 or DeepSeek V4 Flash?

DeepSeek V4 Flash is approximately 91% cheaper than Claude Haiku 4.5 per million tokens.

Which is better for coding, Claude Haiku 4.5 or DeepSeek V4 Flash?

Claude Haiku 4.5 scores unknown on coding benchmarks, while DeepSeek V4 Flash scores N/A.

Which has a larger context window?

Claude Haiku 4.5 supports 200K context, while DeepSeek V4 Flash supports 128K.

Is Claude Haiku 4.5 or DeepSeek V4 Flash open source?

Claude Haiku 4.5 is proprietary. DeepSeek V4 Flash is open source.

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More Comparisons

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