> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chexnik.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Resolutions

> Output resolution selection for NanoBanana 2 and Pro.

The `resolution` field selects the output size. Accepted values are `1K`, `2K`, and `4K`.

<Info>
  `resolution` applies only to **NanoBanana 2** and **NanoBanana Pro**. **NanoBanana** always outputs `1K` and **rejects** the field.
</Info>

| Model          | `resolution` field | Output         |
| -------------- | ------------------ | -------------- |
| NanoBanana     | Not accepted       | Always `1K`    |
| NanoBanana 2   | `1K` · `2K` · `4K` | Selected value |
| NanoBanana Pro | `1K` · `2K` · `4K` | Selected value |