# Nano Banana Pro API

> Google's top image model. Accurate text in images, multi-image composition and precise edits, up to 4K. By Google, on Revana from $0.04 per image. The lowest listed Nano Banana Pro price we found at 1K, 2K and 4K (checked 2026-10-26).

- Model id: `nano-banana-pro`
- Kind: image
- Maker: Google
- Tasks: Text to image, Image to image
- Resolutions: 1K, 2K, 4K
- Aspect ratios: 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 5:4, 4:5, 21:9
- Input images: up to 14
- Routes: 1
- Status: live on the API
- Page: https://revana.si/models/nano-banana-pro

## Price (per image, USD)

| Setting | Price | Credits |
|---|---|---|
| 1K | $0.04 | 4 |
| 2K | $0.04 | 4 |
| 4K | $0.04 | 4 |

100 credits = $1. Charged once, only for the route that succeeds; failed generations cost nothing.

## Price at other APIs (checked 2026-10-26)

Per output image at each resolution. Input tokens and reference images, where a seller bills them, and card and top-up fees are not included.

| API | 1K | 2K | 4K |
|---|---|---|---|
| Revana | $0.04 | $0.04 | $0.04 |
| Google's own API | $0.134 | $0.134 | $0.24 |
| EvoLink | $0.126 | $0.126 | $0.224 |
| Atlas Cloud | $0.14 | – | – |
| fal | $0.15 | $0.15 | $0.30 |
| Replicate | $0.15 | $0.15 | $0.30 |

Lowest listed price per image: 1K Revana ($0.04); 2K Revana ($0.04); 4K Revana ($0.04).
Full comparison and sources: https://revana.si/blog/nano-banana-pro-api-price-comparison (data: https://revana.si/data/market-prices.json)

## Request

POST https://api.revana.si/v1/generations with `Authorization: Bearer $REVANA_API_KEY`:

```json
{
  "model": "nano-banana-pro",
  "input": {
    "prompt": "A product photo of a ceramic coffee cup on a linen tablecloth, soft morning light",
    "resolution": "1K",
    "aspect_ratio": "16:9"
  }
}
```

Poll `GET /v1/generations/{id}` until `status` is `succeeded` or `failed`, then download `GET /v1/generations/{id}/content`. Full API: https://revana.si/llms.txt

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