Nano Banana 2

gemini-flash Reasoning Attachments Structured Output

Gemini 3.1 Flash Image Preview, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines...

Providers 2

Released Feb 26, 2026

Input Modalities image, text, pdf

Output Modalities image, text

Available Providers (2)

Provider	Model ID	Input Cost	Output Cost	Context	Max Output	Docs
OpenRouter	`google/gemini-3.1-flash-image-preview`	$0.50/MTok	$3/MTok	65.5K	65.5K
Google	`gemini-3.1-flash-image-preview`	$0.50/MTok	$60/MTok	65.5K	65.5K

Capabilities

Reasoning

Tool Calling

Attachments

Open Weights

Structured Output