🍌 Nano Banana Pro Image Edit

Edit images based on text prompts using Gemini Nano-Banana Pro model

POST /vendors/google/v1/nano-banana-pro/edit

Image to Image Edit

cURL

curl --request POST \
  --url https://api.mulerun.com/vendors/google/v1/nano-banana-pro/edit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "make a photo of the man driving the car down the california coastline",
  "images": [
    "https://example.com/image.png",
    "https://example.com/image2.png"
  ],
  "aspect_ratio": "5:4",
  "resolution": "2K"
}
'

202

{
  "task_info": {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "status": "pending",
    "created_at": "2025-09-21T00:00:00.000Z",
    "updated_at": "2025-09-21T00:00:00.000Z"
  }
}

Beta

This model is currently in public testing. Not everyone has access, and API requests may also be unstable.

Overview

Nano Banana Pro can restyle or surgically modify a reference image while maintaining global composition. Provide one or more images plus a short instruction—Pro’s upgraded diffusion backbone keeps lighting, textures, and edge fidelity intact.

Authorizations

Authorization · string · header · required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json

Image to image edit request body

prompt · string · required

Text prompt for image editing

images · string[] · required

List of images to edit. Supports both image URLs and base64-encoded images (minimum 1, maximum 14). Base64 encoded image data is like "data:image/png;base64,iVBORw0KGgoAAAA..."

Required array length: 1 - 10 elements

aspect_ratio · enum<string> · default: 1:1

Aspect ratio of the edited image

Available options: 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9

resolution · enum<string> · default: 2K

Output resolution preset (longest side in pixels)

Available options: 1K, 2K

Response

202 - application/json

Task created successfully

task_info · object

Show child attributes