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POST
/
v3
/
seedream-4.5
Seedream Image Generation 4.5
curl --request POST \
  --url https://api.highwayapi.ai/v3/seedream-4.5 \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "size": "<string>",
  "image": [
    {}
  ],
  "prompt": "<string>",
  "watermark": true,
  "optimize_prompt_options": {
    "mode": "<string>"
  },
  "sequential_image_generation": "<string>",
  "sequential_image_generation_options": {
    "max_images": 123
  }
}
'
{
  "images": [
    {}
  ]
}
Generate images based on input text prompts and/or reference images. Supports generating a single image or a set of images (a group of related images).

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Request Headers

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Content-Type
string
required
Enum value: application/json
​
Authorization
string
required
Bearer authentication format: Bearer {{API Key}}.

​
Request Body

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size
string
default:"2048x2048"
Specifies the size information of the generated image. Method 1: specify a resolution (2K, 4K); Method 2: specify width and height pixel values (such as 2048x2048). Total pixel range: [3686400, 16777216], aspect ratio range: [1/16, 16].
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image
array
Array of input image information, supporting URL or Base64 encoding. Up to 14 reference images can be provided. Supported image formats include jpeg, png, webp, bmp, tiff, gif.Array length: 1 - 14
​
prompt
string
required
The prompt used to generate the image, supporting Chinese and English. It is recommended not to exceed 300 Chinese characters or 600 English words.
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watermark
boolean
default:true
Whether to add a watermark to the generated image.
​
optimize_prompt_options
object
Configuration for the prompt optimization feature.
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sequential_image_generation
string
default:"disabled"
Controls whether to disable the image set feature. auto: automatic judgment mode, where the model independently determines whether to return a set of images based on the prompt; disabled: disables the image set feature and generates only one image.Allowed values: auto, disabled
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sequential_image_generation_options
object
Configuration for the image set feature. Only takes effect when sequential_image_generation is auto.

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Response Information

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images
array
Array of generated image information.