v1

latestOpenAPI 3.1.02026-07-26590116.2 KB

ImageAPI

Nano Banana 2 Lite

Nano Banana 2 Lite text-to-image (Gemini 3.1 Flash Lite Image). Outputs 1K only.

Pricing: 2 tokens per image (= $0.04).

Returns an img_uuid; poll GET /api/v1/jobs/detail (or use custom_callback_url) to get the generated image.

post/api/v1/nano-banana-2-lite

Headers

Authorizationstring

Request body

promptstring required

Text prompt describing the image.

ratio'auto' | '1:1' | '2:3' | '3:2' | '4:3' | '3:4' | '16:9' | '9:16' | '4:5' | '5:4' | '1:4' | '4:1' | '1:8' | '8:1' | '21:9'

Output aspect ratio. Defaults to auto.

thinking_level'High' | 'Minimal'

Reasoning depth.

custom_callback_urlstring uri

Optional. A publicly accessible HTTPS URL. When the task status changes (processing / success / failed), GoEnhance sends a POST request to this URL. The request body is identical to the response of GET /api/v1/jobs/detail. If your server does not respond with HTTP 200, the notification is retried up to 3 times, with a 3-second timeout per attempt.

Example request

{
  "custom_callback_url": "https://your-server.com/goenhance/callback"
}

Response

codeinteger required

msgstring required