Use Seedream 5.0 Pro Layer Decomposition through Rivya Public API v1 with model id seedream-5-pro-layer-decomposition, supported inputs, parameters, Files API rules, credits, and response examples.

Available via APIReadinessImage

API model id

seedream-5-pro-layer-decomposition

Inputs

file

Files API

Required for reference modes

Base credits

per_image · 1K=7 · 1.5K=7 · 2K=14 · auto_reserve=14 · ⌈total⌉

Capability

Image

Billing

FIXED

Prompt limit

5000 characters

Request contract

Send the model id at the top level. Model-specific controls belong in params.

Key	Type	Required	Default	Description
model	string	Yes	seedream-5-pro-layer-decomposition	Use the seedream-5-pro-layer-decomposition API model id.
prompt	string	No	-	Maximum 5000 characters for this model.
params	object	No	-	Model-specific parameter object. Use the rows below for allowed keys.
client_request_id	string	No	-	Optional client-side id for tracing requests in your system.

Model parameters

Key	Type	Required	Default	Range	Options	Description
size	select	No	auto	-	auto, 1K, 1.5K, 2K	Output size
output_format	select	No	jpeg	-	jpeg, png	This setting controls the base image. Separated layers are returned as PNG files.

Upload policy

Upload reference files first, then place the returned URL and duration token inside params.referenceMediaItems.

Reference rule

Source image: Upload exactly one PNG, JPEG, WebP, BMP, TIFF, or GIF up to 30 MB; HEIC and HEIF are not supported.

Max files

Accepted file kinds

image

Duration token

Video and audio references should carry durationToken from /api/v1/files when duration verification is required.

kind	Max size	MIME types
image	30 MB	image/jpeg, image/png, image/webp, image/bmp, image/gif, image/tiff

Minimal request

{
  "model": "seedream-5-pro-layer-decomposition",
  "params": {
    "size": "auto",
    "output_format": "jpeg"
  }
}

Reference-file request

{
  "model": "seedream-5-pro-layer-decomposition",
  "params": {
    "size": "auto",
    "output_format": "jpeg",
    "referenceMediaItems": [
      {
        "url": "https://cdn.example.com/reference-image.png",
        "kind": "image",
        "name": "reference-image.png",
        "mimeType": "image/png",
        "width": 1024,
        "height": 1024,
        "sizeBytes": 1048576,
        "imageDimensionsToken": "image_dimensions_token_from_original_files_api_upload_response"
      }
    ]
  }
}

Create response

The create endpoint returns a public task id. Poll the status endpoint until the task succeeds or fails.

{
  "id": "task_seedream_5_pro_layer_decomposition_example",
  "status": "queued",
  "model": "seedream-5-pro-layer-decomposition",
  "reserved_credits": 7,
  "final_credits": 0,
  "settlement_status": "RESERVED",
  "created_at": "2026-05-11T00:00:00.000Z",
  "updated_at": "2026-05-11T00:00:00.000Z",
  "result": null,
  "error": null
}

Common errors

validation_failed, insufficient_credits, idempotency_conflict, rate_limited, not_found

Some modes require Files API reference uploads.

Seedream 5.0 Pro Layer Decomposition API Integration