GET

/v1/schemas/fal/image/fal-ai/fast-sdxl-controlnet-canny/image-to-image?kind=output

kind outputactivity imagehash d996bfb4…extracted Jul 6, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.
Source trace
2ea9a3aa24e52c6a35c2c2e4abda33f8c2c389fd3c476cb2d7ccf7b5dfd2db1c
{
  "fetchedAt": 1783331098,
  "extractorVersion": "1",
  "verifiedAt": null
}

Response body

5 properties · 5 required · 1 $defs
propertytypedescriptionconstraints
has_nsfw_concepts*boolean[]Whether the generated images contain NSFW concepts.
prompt*stringThe prompt used for generating the image.
images*Image[]The generated image files info.
timings*object
seed*integerSeed of the generated Image. It will be the same value of the one passed in the input or the randomly generated that was used in case none was passed.

Types

1 $defs

Imageobject

width*integer
content_typestringnullable
url*string
height*integer

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/fast-sdxl-controlnet-canny/image-to-image","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}