token.app › Compare › Gemini 3.1 Pro Preview Custom Tools vs Inkling

Gemini 3.1 Pro Preview Custom Tools vs Inkling

Inkling is 2.6× cheaper per token on a blended 3:1 basis. Gemini 3.1 Pro Preview Custom Tools accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3.1 Pro Preview Custom ToolsInkling
ProviderGoogleThinkingmachines
Input $/1M$2.00$1.00
Output $/1M$12.00$4.05
Blended $/1M$4.50$1.76
Context window1.0M524K
Max output66K472K
ReleasedFeb 2026Jul 2026
LicenceProprietaryOpen weights
Choose Gemini 3.1 Pro Preview Custom Tools if…
  • Larger context window (1.0M)
Choose Inkling if…
  • Costs less per token — $1.76 vs $4.50 blended
  • Open weights — self-hostable
  • Newer model (released Jul 2026)
FAQ
Which is better, Gemini 3.1 Pro Preview Custom Tools or Inkling?
We do not hold independently-run benchmark scores covering both Gemini 3.1 Pro Preview Custom Tools and Inkling, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini 3.1 Pro Preview Custom Tools cheaper than Inkling?
Inkling is cheaper: $1.76 versus $4.50 per million tokens blended at 3:1 input:output. Input alone: $2.00 vs $1.00. Output alone: $12.00 vs $4.05.
What context windows do Gemini 3.1 Pro Preview Custom Tools and Inkling have?
Gemini 3.1 Pro Preview Custom Tools: 1,048,576 tokens. Inkling: 524,288 tokens.
Who makes Gemini 3.1 Pro Preview Custom Tools and Inkling?
Gemini 3.1 Pro Preview Custom Tools is made by Google. Inkling is made by Thinkingmachines.
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