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POST
Seedream-4.5 Image Generation

Authorizations

Authorization
string
header
required

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

Body

application/json
model
string
required

Image generation model name

prompt
string
required

Text description for image generation

size
string

Aspect ratio (e.g., 1:1, 16:9)

resolution
string

Output resolution (1K/2K/4K)

n
integer

Number of images to generate

Required range: 1 <= x <= 15
image_urls
string<uri>[]

Reference image URLs (for image-to-image / editing)

mask_url
string

Mask image URL (PNG) for editing

watermark
boolean

Whether to add a watermark

sequential_image_generation
string

Controls sequential generation (auto/disabled)

sequential_image_generation_options
object
optimize_prompt_options
object

Response

Task submitted