token.app › Compare › Gemini 3.1 Pro Preview (batch) vs Grok 4.5

Gemini 3.1 Pro Preview (batch) vs Grok 4.5

Gemini 3.1 Pro Preview (batch) is 1.3× cheaper per token on a blended 3:1 basis. Gemini 3.1 Pro Preview (batch) accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3.1 Pro Preview (batch)Grok 4.5
ProviderGooglexAI
Input $/1M$1.00$2.00
Output $/1M$6.00$6.00
Blended $/1M$2.25$3.00
Context window1.0M500K
Max output66K—
ReleasedFeb 2026Jul 2026
LicenceProprietaryProprietary
Choose Gemini 3.1 Pro Preview (batch) if…
  • Costs less per token — $2.25 vs $3.00 blended
  • Larger context window (1.0M)
Choose Grok 4.5 if…
  • Newer model (released Jul 2026)
FAQ
Which is better, Gemini 3.1 Pro Preview (batch) or Grok 4.5?
We do not hold independently-run benchmark scores covering both Gemini 3.1 Pro Preview (batch) and Grok 4.5, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini 3.1 Pro Preview (batch) cheaper than Grok 4.5?
Gemini 3.1 Pro Preview (batch) is cheaper: $2.25 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $1.00 vs $2.00. Output alone: $6.00 vs $6.00.
What context windows do Gemini 3.1 Pro Preview (batch) and Grok 4.5 have?
Gemini 3.1 Pro Preview (batch): 1,048,576 tokens. Grok 4.5: 500,000 tokens.
Who makes Gemini 3.1 Pro Preview (batch) and Grok 4.5?
Gemini 3.1 Pro Preview (batch) is made by Google. Grok 4.5 is made by xAI.
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