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Google DeepMindGemini Image familyCurrentImage generationReleased 30 Jun 2026

Nano Banana 2 Lite (Gemini 3.1 Flash-Lite Image)

High-volume, low-cost image generation/editing.

Model idgemini-3.1-flash-lite-image

Price$0.25 in, $1.50 out per 1M tokens

Checked29 September 2026

Where it stands

16newer image generation models since its release

The 5 newest are listed. All image generation models

Before it from Google
Nano Banana 2 (Gemini 3.1 Flash Image)26 Feb 2026
After it from Google
Nano Banana 2.1 (Gemini Nano Banana 2.1)6 Oct 2026
Weights
Closed weights; access is hosted only.

How to call it

2 ways to use Nano Banana 2 Lite (Gemini 3.1 Flash-Lite Image), with the model id each provider expects.

Providers, model ids, endpoints and docs for Nano Banana 2 Lite (Gemini 3.1 Flash-Lite Image)
ProviderModel idEndpointDocs
Gemini API gemini-3.1-flash-lite-image https://generativelanguage.googleapis.com/v1beta/models/gemini-3.1-flash-lite-image:generateContent ai.google.dev
OpenRouter google/gemini-3.1-flash-lite-image

Pricing

Prices for Nano Banana 2 Lite (Gemini 3.1 Flash-Lite Image)
Input$0.25 per 1M tokens
Output$1.50 per 1M tokens
Per 1K image$0.0336

As published: “per 1M tokens text/image/video input and text output; image output $30 per 1M tokens (~$0.0336 per 1K image)”.

Source: ai.google.dev, checked 29 September 2026.

Specs

Input
Text, images and video
Output
Images and text
Context window
Not published
Max output
Not published
Open weights
No
Licence
Proprietary
Released
30 June 2026
Status
Current
Type
Image generation

What stands out

What its maker marketed at launch, and what people found later, each with its source.

  • Lowest-cost Gemini image model

    About half the per-image price of Nano Banana 2 (~$0.034 per 1K image).

    Source: ai.google.dev

  • Video-as-input image generation

    Accepts text, image and video inputs for image generation/editing.

    Source: ai.google.dev

Notes

GA in Gemini API 2026-06-30 per changelog.

curl "https://generativelanguage.googleapis.com/v1beta/models/gemini-3.1-flash-lite-image:generateContent" \
  -H "x-goog-api-key: $GEMINI_API_KEY" -H "Content-Type: application/json" \
  -d '{"contents":[{"parts":[{"text":"Product shot of a red sneaker on white"}]}]}'

Sources: models, pricing, changelog.

Not yet checked against an official source: Token limits not verified on docs (OpenRouter lists 65,536 context).