GET

/v1/schemas/fal/image/fal-ai/stable-cascade?kind=output

kind outputactivity imagehash d996bfb4…extracted Jul 6, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.
Source trace
cf29bed94ffaf417c199e056335559aea28a7d6f3aba9e562c327c294afbe698
{
  "fetchedAt": 1783330412,
  "extractorVersion": "1",
  "verifiedAt": null
}

Response body

5 properties · 5 required · 1 $defs
propertytypedescriptionconstraints
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.
has_nsfw_concepts*boolean[]Whether the generated images contain NSFW concepts.
images*Image[]The generated image files info.
timings*object
prompt*stringThe prompt used for generating the image.

Types

1 $defs

Imageobject

url*string
height*integer
width*integer
content_typestringnullable

Validate a payload

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