Nano Banana 2 by OpenRouter | AI model information

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Model details

Nano Banana 2

OpenRoutergoogle/gemini-3.1-flash-image-previewgemini-flash

Open provider page Provider docs

Quick Info

Provider: OpenRouter
Model key: google/gemini-3.1-flash-image-preview
Release date: Feb 26, 2026

Cost

Input token cost: $0.50
Output token cost: $3.00

Limits

Output tokens: 65,536 tokens
Context window

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