GET

/v1/schemas/fal/image/fal-ai/flux-vision-upscaler

Accept:

kind inputactivity imagehash 112d579f…extracted Oct 24, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `e522601c7fcd6fda4789da74fc5d0918cdc80d572943793e95e0633fb9dbda02` { "fetchedAt": 1792818001, "extractorVersion": "1", "verifiedAt": null }

Request body

8 properties · 1 required · 0 $defs

property	type	description	constraints
image_url*	string	The URL of the image to upscale.
seed	integer	The seed to use for the upscale. If not provided, a random seed will be used.	nullable
steps	integer	Number of inference steps (4-50).	4 ≤ n ≤ 50 · default: 20
sync_mode	boolean	If `True`, the media will be returned as a data URI and the output data won't be available in the request history.	default: false
creativity	number	The creativity of the model. The higher the creativity, the more the model will deviate from the original. Refers to the denoise strength of the sampling.	0 ≤ n ≤ 1 · default: 0.3
guidance	number	CFG/guidance scale (1-4). Controls how closely the model follows the prompt.	1 ≤ n ≤ 4 · default: 1
upscale_factor	number	The upscale factor (1-4x).	1 ≤ n ≤ 4 · default: 2
enable_safety_checker	boolean	Whether to enable the safety checker.	default: true

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", …}]}