BytePlus / Model reference

Seedream 4.5

Name: Seedream 4.5
Author: BytePlus

BytePlus model available through the Celeste SDK. Explore its supported operations and parameters.

See the code

Model IDseedream-4-5-251128

What it can do.

Streaming

celeste.images.generateGenerate images

Parameters.

Supported controls from Celeste’s model registry. Values and availability differ between models.

Seedream 4.5 parameters and constraints
Parameter	Accepted values
`aspect_ratio`	Width × height
`quality`	`2K4K`
`watermark`	True / False

Start with a few lines

Put it to work.

Use your provider credentials. Call the model through the SDK and build around its output.

import celeste
response = await celeste.images.generate(
    model="seedream-4-5-251128",
    prompt="A quiet observatory on a volcanic coast at dawn."
)
image = response.content

This example uses images.generate. Explore the quickstart for installation and authentication.