GET

/v1/schemas/fal/image/fal-ai%2Fflux-2-lora-gallery%2Fballpoint-pen-sketch?kind=output

kind outputactivity imagehash f58899ea…extracted Jul 6, 2026version currentsource upstream spec ↗

Response body

3 properties · 3 required · 1 $defs
propertytypedescriptionconstraints
seed*integerThe seed used for generation
images*Image[]The generated ballpoint pen sketch style images
prompt*stringThe prompt used for generation

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/flux-2-lora-gallery/ballpoint-pen-sketch","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}