GET

/v1/schemas/fal/image/bria%2Freplace-background

kind inputactivity imagehash 5dcfeea3extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

6 properties · 0 required · 0 $defs
propertytypedescriptionconstraints
negative_promptstringNegative prompt for background replacement.default: ""
sync_modebooleanIf true, returns the image directly in the response (increases latency).default: false
promptstringPrompt for background replacement.nullable
image_urlstringReference image (file or URL).nullable
steps_numintegerNumber of inference steps.default: 30
seedintegerRandom seed for reproducibility.default: 4925634

Validate a payload

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