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Gemini 3.1 Pro Preview

Google

Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...

In
$2.00
Out
$12.00
Blended
$4.50
Where to buy this model
2 access routes
RouteInOutBlendedvs
Google cheapest$1.00$6.00$2.25-
Google AI Studio $1.00$6.00$2.25+0%

official API · cloud platform · inference host · USD per 1M tokens. Same model, different providers - price and quantization vary.

Ctx
1.048576M
max output
66K
cache read /1M
$0.20
Family
gemini
Modalities
audio · file · image · text · video
Features
json · reasoning · tools

Live pricing, updated 2026-09-15.

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