GET

/v1/schemas/fal/image/bytedance/seedream/v5/flash/layerize?kind=output

Accept:

kind outputactivity imagehash 365bc700…extracted Sep 24, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `975c5813a5ae644eb10eb9300d2cde7aa196b9d4f44097da41d6c55533b2dfe4` { "fetchedAt": 1790226001, "extractorVersion": "1", "verifiedAt": null }

Response body

2 properties · 2 required · 3 $defs

property	type	description	constraints
images*	Image[]	The same images as `layers`, in the same order, flattened for gallery rendering.
layers*	SeedDream50ProLayer[]	The base image followed by up to 16 separated layers, ordered by increasing z_index.

Types

3 $defs

Imageobject

Represents an image file.

content_type	string	The mime type of the file.	nullable
height	integer	The height of the image in pixels.	nullable
file_size	integer	The size of the file in bytes.	nullable
url*	string	The URL where the file can be downloaded from.
width	integer	The width of the image in pixels.	nullable
file_name	string	The name of the file. It will be auto-generated if not provided.	nullable

SeedDream50ProLayerobject

z_index*	integer	Stacking order from bottom to top. The base image always has z_index 0.	0 ≤ n ≤ 16
bounding_box	SeedDream50ProLayerBoundingBox	The layer's position in the base image coordinate system. Omitted for the base image.	nullable
name	string	Model-generated label for the layer. Omitted for the base image.	nullable
description	string	Detailed model-generated description of the layer. Omitted for the base image.	nullable
image*	Image	The generated base image or separated layer.

SeedDream50ProLayerBoundingBoxobject

normalized*	integer[]	Layer bounds as [left, top, right, bottom] coordinates normalized to the integer range [0, 1000].	items ≥ 4 · items ≤ 4
absolute*	integer[]	Layer bounds as [left, top, right, bottom] pixel coordinates in the output base image coordinate system.	items ≥ 4 · items ≤ 4

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"bytedance/seedream/v5/flash/layerize","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}