Home › Providers › google › Google: Nano Banana 2 (Gemini 3.1 Flash Image)

Google: Nano Banana 2 (Gemini 3.1 Flash Image) API Pricing

Google: Nano Banana 2 (Gemini 3.1 Flash Image) is an API model from google. It costs $0.5 per 1M input tokens and $3 per 1M output tokens. Its context window is 131,072 tokens with up to 32,768 output tokens. A workload of 10M input + 2M output tokens costs about $11 per month.
Input
$0.5
per 1M tokens
Output
$3
per 1M tokens
Cached input
—
per 1M tokens
Context window
131K
131,072 tokens
Blended (80/20)
$1
per 1M tokens

Gemini 3.1 Flash Image, 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 advanced...

How much does Google: Nano Banana 2 (Gemini 3.1 Flash Image) cost for a real workload?

At 10M input + 2M output tokens per month, Google: Nano Banana 2 (Gemini 3.1 Flash Image) costs about $11 ($5 input + $6 output). Try your own volumes in the cost calculator.

What are cheaper alternatives to Google: Nano Banana 2 (Gemini 3.1 Flash Image)?

Where to run Google: Nano Banana 2 (Gemini 3.1 Flash Image)

AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.

Run it on AI/ML API →Run it on Novita AI →

Disclosure: links to these platforms may be affiliate links — if you sign up or buy through them, LLMPrices may earn a commission at no extra cost to you.

Compare Google: Nano Banana 2 (Gemini 3.1 Flash Image) with other models

Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 4 26B A4B (free)Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 4 31B (free)Google: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Lyria 3 Pro PreviewGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Lyria 3 Clip PreviewGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 3 4BGoogle: Nano Banana 2 (Gemini 3.1 Flash Image) vs Google: Gemma 3 12B

Frequently asked questions

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

Google: Nano Banana 2 (Gemini 3.1 Flash Image) costs $0.5 per 1M input tokens and $3 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $11.

What is the context window of Google: Nano Banana 2 (Gemini 3.1 Flash Image)?

Google: Nano Banana 2 (Gemini 3.1 Flash Image) has a context window of 131,072 tokens and can return up to 32,768 output tokens per response.

What are cheaper alternatives to Google: Nano Banana 2 (Gemini 3.1 Flash Image)?

Cheaper models include MoonshotAI: Kimi K2 Thinking ($0.6 in / $2.5 out), MoonshotAI: Kimi K2 0905 ($0.6 in / $2.5 out), Tencent: Hy4 preview ($0.7506 in / $2.251 out). See the full list on this page.

Is Google: Nano Banana 2 (Gemini 3.1 Flash Image) free to use?

No. Google: Nano Banana 2 (Gemini 3.1 Flash Image) is a paid model at $0.5 input / $3 output per 1M tokens. 21 free models are listed on the free models page.

Provider: google · Model ID: google/gemini-3.1-flash-image · Modality: text+image->text+image · Price snapshot October 22, 2026, refreshed daily. How we collect prices