AI Model Watch
Models / Google

Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)

GA

Low-latency image generation/editing. Input $0.25/1M covers text, image and video. Two output rates: text and thinking $1.50/1M, image tokens $30.00/1M — price_output_per_mtok holds the image rate. Google states $0.0336 per 1K image (1024x1024px, 1120 tokens). Batch tier $0.125 in / $0.75 text out / $15.00 image out. released is null as a sourced absence: this model is priced on the pricing page but does not appear anywhere in Google's deprecations table, which is the only Google surface that publishes release dates. Status read as GA because Google suffixes every preview endpoint with -preview and this one carries none.

Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) by Google costs $0.25 per 1M input tokens and $30 per 1M output tokens ($7.69/1M blended). It is generally available (GA).

Last verified: 26 Sep 2026 · sourced from official provider documentation

Provider
Google
Status
GA
Input price
$0.25 / 1M tokens
Output price
$30 / 1M tokens
Cached input
—
Blended price
$7.69 / 1M tokens
Context window
—
Max output
—
Modality
text, image, video, image-out
Open weights
No — API only
Knowledge cutoff
—
Released
—
API string
gemini-3.1-flash-lite-image

Source: Google official documentation ↗

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FAQ

Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) — questions & answers

How much does Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) cost?

Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) is priced at $0.25 per 1M input tokens and $30 per 1M output tokens ($7.69/1M blended at a 3:1 input-to-output ratio).

Is Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) deprecated?

No — Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) is generally available (GA) and not currently scheduled for deprecation or retirement in our tracker.

Does Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) support image or vision input?

Yes — Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) accepts image input. Listed modalities: text, image, video, image-out.

Can I self-host Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)?

No — Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) is proprietary. Its weights are not publicly released, so it is available only through Google's API (or hosted partners), not for self-hosting.

What is the API model string for Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)?

The API model identifier for Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite) is "gemini-3.1-flash-lite-image" when calling Google's API.