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DeepSeek V4-Pro vs Grok 4.5

Both models are evenly matched

Arena ELO

Tie

Cheaper

Tie

Faster

Tie

Detailed Comparison

CategoryDeepSeek V4-ProGrok 4.5
ProviderDeepSeek xAI
Context Window128K 128K
Input Price ($/1M)N/A N/A
Output Price ($/1M)N/A N/A
Arena ELON/A N/A
CodingN/A N/A
ReasoningN/A N/A
Speed (tokens/sec)N/A N/A
Open SourceNo No

Frequently Asked Questions

Which has a larger context window?

DeepSeek V4-Pro supports 128K context, while Grok 4.5 supports 128K.

Is DeepSeek V4-Pro or Grok 4.5 open source?

DeepSeek V4-Pro is proprietary. Grok 4.5 is proprietary.

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