token.app › Compare › Gemini 3 Flash Preview (batch) vs Grok 4.5

Gemini 3 Flash Preview (batch) vs Grok 4.5

Gemini 3 Flash Preview (batch) is 5.3× cheaper per token on a blended 3:1 basis. Gemini 3 Flash Preview (batch) accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3 Flash Preview (batch)Grok 4.5
ProviderGooglexAI
Input $/1M$0.250$2.00
Output $/1M$1.50$6.00
Blended $/1M$0.563$3.00
Context window1.0M500K
Max output66K—
ReleasedDec 2025Jul 2026
LicenceProprietaryProprietary
Choose Gemini 3 Flash Preview (batch) if…
  • Costs less per token — $0.563 vs $3.00 blended
  • Larger context window (1.0M)
Choose Grok 4.5 if…
  • Newer model (released Jul 2026)
FAQ
Which is better, Gemini 3 Flash Preview (batch) or Grok 4.5?
We do not hold independently-run benchmark scores covering both Gemini 3 Flash Preview (batch) and Grok 4.5, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini 3 Flash Preview (batch) cheaper than Grok 4.5?
Gemini 3 Flash Preview (batch) is cheaper: $0.563 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $0.250 vs $2.00. Output alone: $1.50 vs $6.00.
What context windows do Gemini 3 Flash Preview (batch) and Grok 4.5 have?
Gemini 3 Flash Preview (batch): 1,048,576 tokens. Grok 4.5: 500,000 tokens.
Who makes Gemini 3 Flash Preview (batch) and Grok 4.5?
Gemini 3 Flash Preview (batch) is made by Google. Grok 4.5 is made by xAI.
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