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Nano Banana 2 (Gemini 3.1 Flash Image Preview)

Benchmarks, price, context and versions

Also searched as

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

Direct answer: Nano Banana 2 (Gemini 3.1 Flash Image Preview) is a model from Google. On OpenRouter, US$ 0.50 per 1 million input tokens and US$ 3.00 per 1 million output tokens.

✓ Good for

  • Not enough data in the open sources this section uses to build this block.

✕ Not the best for

  • Not enough data in the open sources this section uses to build this block.

This block follows a rule of this section, using source data: if the model is in the top 25% of the metric, the item goes under "Good for"; if it is in the bottom half, it goes under "Not the best for". The middle band appears in neither. Price and context use OpenRouter; scores use Epoch AI or OpenRouter Benchmarks, in the latest version we checked.

Benchmarks

no data

Key specs

Origin
the US
Family
Nano Banana provisional data
Weights?what it is
undisclosed
License
no data
Input US$/1M?
US$ 0.50
Output US$/1M
US$ 3.00
Context?
65,536 tokens
Parameters
no data
Input
image, text
OpenRouter usage?
no data
Downloads (30 days)?
no data
Use cases provisional data
Text Image
Dates in sources
  • 2026, listed on OpenRouter

Version history

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch.

FAQ

What is Nano Banana 2 (Gemini 3.1 Flash Image Preview)?

Nano Banana 2 (Gemini 3.1 Flash Image Preview) is a model from Google, with undisclosed weights, used for text, image.

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

On OpenRouter, US$ 0.50 per 1 million input tokens and US$ 3.00 per 1 million output tokens.

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

65,536 tokens, per OpenRouter.

Is Nano Banana 2 (Gemini 3.1 Flash Image Preview) open source?

No data in open sources.

Is Nano Banana 2 (Gemini 3.1 Flash Image Preview) good for coding?

No data: there is no SWE-bench Verified measurement for it in open sources.

Who made Nano Banana 2 (Gemini 3.1 Flash Image Preview)?

It was made by Google, a lab from the US.

provisional data Questions under review: Semrush had no API balance during collection. Answers use source data only.

Models from Google

See lab

Sources

  • OpenRouter, dados públicos da API; exports de benchmarks e rankings em CC BY 4.0, latest version we checked.

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch. Family and version were grouped by rule from the name.