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

# Nano Banana Pro (Gemini 3 Pro Image)

> Google's highest-quality native image generation and editing model.

Google's highest-quality native image generation and editing model.

## Model ID

```text theme={"dark"}
gemini-3-pro-image
```

Pass this exact public ID in the top-level `model` field. Do not substitute an upstream provider alias.

## Supported modes

* `image_generation`
* `image_edit`

## Inputs

* `Text`
* `Image`

## Outputs

* `Image`
* `Text`

## Capabilities

* Not specified

### Additional capabilities

* `Text-to-image`
* `Image editing`
* `Reference images`
* `Up to 4K output`

## Technical details

| Property          | Value                                                 |
| ----------------- | ----------------------------------------------------- |
| Provider          | `google-agent-platform`                               |
| Modality          | `image`                                               |
| Processing        | `Synchronous response`                                |
| Endpoint          | `/api/gengen/v1/images/generations`                   |
| Resolutions       | `1K, 2K, 4K`                                          |
| Aspect ratios     | `1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9` |
| Output delivery   | `Public HTTPS URL only`                               |
| URL retention     | `24 hours`                                            |
| Watermark control | `Not supported`                                       |

<Warning>
  Generated images are returned as public HTTPS URLs only. Each URL is retained for 24 hours; copy the image to storage you control before it expires.
</Warning>

<Note>
  Availability and final customer prices can change. Check the [Dashboard model catalog](https://gengen.farm/dashboard?section=models) before production use.
</Note>

See the [API reference overview](/api-reference/introduction) for authentication, request conventions, and response schemas.