Gemini 3.1 Pro (Preview)

Name: Gemini 3.1 Pro (Preview) on OpenRouter
Brand: OpenRouter
Availability: InStock

Preview of Gemini 3.1 Pro with enhanced capabilities and reasoning.

openrouter/gemini-3.1-pro-preview

Streaming

Vision

Tools

Reasoning

JSON Output

Select Provider

View detailed pricing and capabilities for this provider.

S

OpenRouter

Context: 1.0M

Input

$2

/M tokens

Cache Read

$0.2

/M tokens

Output

$12

/M tokens

Cache Write 5m

$0.375

/M tokens

Cache Write 1h

$0.375

/M tokens

Tiered Pricing

IN

CACHED

OUT

≤200K tokens

$2

$0.2

$12

>200K tokens

$4

$0.4

$18

+ $0.014 per search