# Google: Gemini 3 Pro Image (Nano Banana Pro)

Provider: Google AI (Gemini API)
Final price: $0.26/success
Success rate: 98,4 %

Generate or edit one image with Gemini 3 Pro Image at 1K, 2K or 4K on Google's own API, from a prompt and optional reference image URLs; the image returns inline as base64.

## Parameters

- model (string, required)
- fields (string, optional)

## Example

```curl
curl -X POST 'https://toolswitch.dev/v1/tools/google-ai.image-gen.gemini-3-pro-image?fields=candidates%28content%28parts%28text%2CinlineData%29%29%2CfinishReason%29%2CusageMetadata%2CmodelVersion%2CresponseId%2CpromptFeedback' \
  -H "X-Toolswitch-Key: $TOOLSWITCH_KEY" \
  -H "Content-Type: application/json" \
  --data-raw '{"contents":[{"parts":[{"text":"A clean editorial illustration of a paper airplane."}]}],"generationConfig":{"imageConfig":{"imageSize":"1K","aspectRatio":"1:1"},"responseModalities":["IMAGE"]}}'
```

[View on Toolswitch](https://toolswitch.dev/es/tools/google-ai.image-gen.gemini-3-pro-image)