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Models /Gemini 3.1 Pro Preview Custom Tools /Where to run
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Where to run Gemini 3.1 Pro Preview Custom Tools

6 live offers tracked.

CHEAPEST
OpenRouter
$2.00 / $12.00
per 1M tokens in / out
FASTEST MEASURED
Google AI Studio
101 tok/s
measured throughput · $1.00 input / $6.00 output per million tokens
OpenRouterCHEAPEST$2.00 in/1M$12.00 out/1M—1M—40m agoGoogle AI$2.00 in/1M$12.00 out/1M—1M—7h agoGoogle AI Studio$2.00 in/1M$12.00 out/1M95 tok/s1M—39m agoGoogle Vertex AIzero-retention$1.00 in/1M$6.00 out/1M35 tok/s1M—39m agoGoogle AI Studioflex tier$1.00 in/1M$6.00 out/1M101 tok/s1M—39m agoGoogle AI Studiopriority tier$3.60 in/1M$21.60 out/1M56 tok/s1M—39m ago
Full specs, hardware verdicts and benchmarks on theGemini 3.1 Pro Preview Custom Tools model page →