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Gemini 3.2 Flash vs Grok 4.5

Both models are evenly matched

Arena ELO

Tie

Cheaper

Tie

Faster

Tie

Detailed Comparison

CategoryGemini 3.2 FlashGrok 4.5
ProviderGoogle 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?

Gemini 3.2 Flash supports 128K context, while Grok 4.5 supports 128K.

Is Gemini 3.2 Flash or Grok 4.5 open source?

Gemini 3.2 Flash is proprietary. Grok 4.5 is proprietary.

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Xcode 26.6 Adds Gemini to Apple’s AI Coding Stack

Grok Imagine 1.5 turns prompts into 720p video

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