Nano Banana

nano-banana-text-to-image

post

Google's state-of-the-art image generation and editing model.

Header parameters

AuthorizationstringRequiredExample: sk-eypZlxLorVelNYuhvOC3MUqP5AVchceIwkNdnISjc15zX6hN

Body

application/json

modelstringRequired

model is the model name

Example: nano-banana-text-to-image

promptstringRequired

The text prompt to generate an image from.

Example: A cute baby sea otter.

sizestring · enumOptional

The aspect ratio of the generated image. Default value: "1:1"

Possible enum values: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16

Default: 1:1Example: 1:1Possible values:

ninteger · enumOptional

The number of images to generate. Default value: 1

Default: 1Example: 1Possible values:

output_formatstring · enumOptional

output_format indicate the output format, default value is url.

Default: urlExample: urlPossible values:

Responses

200Success

application/json

post

/v1/images/generations

HTTPcURLJavaScriptPython

POST /v1/images/generations HTTP/1.1
Host: image.onerouter.pro
Authorization: text
Content-Type: application/json
Accept: */*
Content-Length: 112

{
  "model": "nano-banana-text-to-image",
  "prompt": "A cute baby sea otter.",
  "size": "1:1",
  "n": 1,
  "output_format": "url"
}

200Success

{
  "data": [
    {
      "url": "https://resource.onerouter.pro/image/generated%2Fonerouter_4ff75941-3dfc-438b-ba30-c1ae488c186f.png",
      "b64_json": "",
      "revised_prompt": ""
    }
  ],
  "created": 1762951646
}