Nano Banana Pro

nano_banana_pro

Nano Banana Pro provides enhanced AI-powered image generation with professional reference-image control.

Endpoints

POST /v1/queue/nano_banana_pro # Create task

GET /v1/queue/nano_banana_pro/requests/{request_id}/status # Check status

GET /v1/queue/nano_banana_pro/requests/{request_id}/response # Get result

PUT /v1/queue/nano_banana_pro/requests/{request_id}/cancel # Cancel task

Request parameters

curl --location "https://cloud.seaart.ai/model/v1/queue/nano_banana_pro" \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "prompt": "A red apple on a white table, clean studio lighting, simple background.",
    "image_urls": [
      "https://image.cdn2.seaart.me/2026-06-01/d8ejq1de878c739e2lrg/995ff4fe1eeec10a06c3c7a172862733.webp"
    ]
  }'

prompt string required

Image generation prompt

For realistic scenes, use photography terms such as camera angle, lens type, lighting, and detail level

For stylized illustrations, stickers, icons, or assets, clearly describe the style and ask for a transparent background when needed

For text inside the image, state the exact text, font style, and overall design

For product mockups and commercial photography, describe a clean professional product shot suitable for ecommerce, ads, or branding

For minimal layouts and negative space, describe where text or marketing content should be overlaid later

Length: 1 - 2500 characters

image_urls string[]

Input image URLs used as reference images or visual context, with up to 14 reference images supported. Up to 6 high-fidelity object images can be included in the final image, and up to 5 person images can be used to preserve character consistency

aspect_ratio string

Output image aspect ratio

By default, the model keeps the output image size consistent with the input image; otherwise it generates a 1:1 square image

Allowed values: 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9

image_size string

Output image size tier

Allowed values: 1K, 2K, 4K

resolution string

Resolution. Use uppercase K, such as 1K, 2K, and 4K

Allowed values: 1K, 2K, 4K

response_modalities string[]

Controls which response modalities the model returns

By default, the model returns text and image responses: ["Text", "Image"]; pass ["Image"] to return only images without text

Response parameters

{
  "request_id": "mmsu_01hxyz...",
  "response_url": "https://cloud.seaart.ai/model/v1/queue/nano_banana_pro/requests/mmsu_01hxyz.../response",
  "status_url": "https://cloud.seaart.ai/model/v1/queue/nano_banana_pro/requests/mmsu_01hxyz.../status",
  "cancel_url": "https://cloud.seaart.ai/model/v1/queue/nano_banana_pro/requests/mmsu_01hxyz.../cancel",
  "queue_position": 0
}

Field	Type	Description
`request_id`	string	Task ID used for all follow-up operations.
`response_url`	string	URL to fetch the final result.
`status_url`	string	URL to query task status.
`cancel_url`	string	URL to cancel the task.
`queue_position`	int	Current queue position.

Follow-up operations

Check status

Get result

Cancel task

Error handling