GET

/v1/schemas/fal/image/fal-ai/flux-vision-upscaler?kind=output

Accept:

kind outputactivity imagehash 17bc6ff9…extracted Jul 6, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. Source trace `2791983cb8895cc0b90414d76632a635b420f0c74e6240e2a9add95f30420c92` { "fetchedAt": 1783329487, "extractorVersion": "1", "verifiedAt": null }

Response body

4 properties · 4 required · 1 $defs

property	type	description
timings*	object	The timings of the different steps in the workflow.
seed*	integer	The seed used to generate the image.
image*	Image	The URL of the generated image.
caption*	string	The VLM-generated caption used for upscaling.

Types

1 $defs

Imageobject

Represents an image file.

url*	string	The URL where the file can be downloaded from.
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
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

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/flux-vision-upscaler","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}