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AI model · Google

Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) available

google/gemini-3.1-flash-image-preview

Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs US$ 0.5 per million input tokens and US$ 3.00 per million output tokens (OpenRouter reference price, verified 2026-11-12).

Input price (per 1M tokens)US$ 0.5
Output price (per 1M tokens)US$ 3.00
Typical request (2,000 tokens in, 500 out)US$ 0.0025
Context window65,536
Max output tokens58,982
Announced retirement datenone
Knowledge cutoff—
Last verified2026-11-12 17:41:14 UTC

Reference prices from OpenRouter (aggregator); they may differ from the provider's direct pricing.

Frequently asked questions

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

Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs US$ 0.5 per million input tokens and US$ 3.00 per million output tokens (OpenRouter reference price, verified 2026-11-12).

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

Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) accepts up to 65,536 tokens of context.

Is Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) being retired?

No retirement date has been announced for Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) (checked 2026-11-12).

Other Google models

ModelInput / 1MOutput / 1MContext
google/gemini-4-carbonUS$ 2.00US$ 10.001,048,576
google/gemini-4-carbon:batchUS$ 1.00US$ 5.001,048,576
google/gemini-omni-1.2-flashUS$ 1.50US$ 9.00131,072
google/gemini-omni-1.1-flashUS$ 1.50US$ 9.00131,072
google/gemini-4-argonUS$ 2.00US$ 10.001,048,576
google/gemini-4-argon:batchUS$ 1.00US$ 5.001,048,576
google/gemini-nano-banana-2.1US$ 1.50US$ 7.5065,536
google/gemini-3.8-flashUS$ 0.825US$ 4.131,048,576
google/gemini-3.8-flash:batchUS$ 0.375US$ 1.881,048,576
google/gemini-3.7-flashUS$ 0.75US$ 3.751,048,576
google/gemini-3.7-flash:batchUS$ 0.375US$ 1.881,048,576
google/gemini-3.6-flashUS$ 0.75US$ 3.751,048,576
google/gemini-3.6-flash:batchUS$ 0.375US$ 1.881,048,576
google/gemini-3.5-flash-liteUS$ 0.3US$ 2.501,048,576
google/gemini-3.5-flash-lite:batchUS$ 0.15US$ 1.251,048,576
google/gemini-3.1-flash-lite-imageUS$ 0.25US$ 1.5065,536
google/gemini-3.1-flash-imageUS$ 0.5US$ 3.00131,072
google/gemini-3-pro-imageUS$ 2.00US$ 12.00131,072
google/gemini-3.5-flashUS$ 1.50US$ 9.001,048,576
google/gemini-3.5-flash:batchUS$ 0.75US$ 4.501,048,576
google/gemini-3.1-flash-liteUS$ 0.25US$ 1.501,048,576
google/gemini-3.1-flash-lite:batchUS$ 0.125US$ 0.751,048,576
google/gemma-4-26b-a4b-itUS$ 0.09US$ 0.28262,144
google/gemma-4-26b-a4b-it:freeUS$ 0US$ 0262,144
google/gemma-4-31b-itUS$ 0.2US$ 0.4262,144
google/gemma-4-31b-it:freeUS$ 0US$ 0262,144
google/lyria-3-pro-previewUS$ 0US$ 01,048,576
google/lyria-3-clip-previewUS$ 0US$ 01,048,576
google/gemini-3.1-flash-lite-previewUS$ 0.25US$ 1.501,048,576
google/gemini-3.1-pro-preview-customtoolsUS$ 2.00US$ 12.001,048,576
google/gemini-3.1-pro-previewUS$ 2.00US$ 12.001,048,576
google/gemini-3.1-pro-preview:batchUS$ 1.00US$ 6.001,048,576
google/gemini-3-flash-previewUS$ 0.5US$ 3.001,048,576
google/gemini-3-flash-preview:batchUS$ 0.25US$ 1.501,048,576
google/gemini-3-pro-image-previewUS$ 2.00US$ 12.0065,536
google/gemini-2.5-flash-imageUS$ 0.3US$ 2.5032,768
google/gemini-2.5-flash-liteUS$ 0.1US$ 0.41,048,576
google/gemini-2.5-flashUS$ 0.3US$ 2.501,048,576
google/gemini-2.5-proUS$ 1.25US$ 10.001,048,576
google/gemini-2.5-pro-previewUS$ 1.25US$ 10.001,048,576

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