GET

/v1/schemas/fal/image/bria%2Ffibo%2Fgenerate

kind inputactivity imagehash f323ea39extracted Jul 8, 2026version currentsource upstream spec ↗

Request body

9 properties · 0 required · 5 $defs
propertytypedescriptionconstraints
structured_promptTailoredStructuredPromptStructured prompt for tailored-model requests, with the extra custom fields.nullable
seedintegerRandom seed for reproducibility.default: 5555
image_urlstringReference image (file or URL).nullable
aspect_ratioenumAspect ratio. Options: 1:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:91:1 | 2:3 | 3:2 | 3:4 | 4:3 | 4:5 · +3 more · default: "1:1"
resolutionenumOutput image resolution1MP | 4MP · default: "1MP"
promptstringPrompt for image generation.nullable
sync_modebooleanIf true, returns the image directly in the response (increases latency).default: false
negative_promptstringNegative prompt for image generation.default: ""
steps_numintegerNumber of inference steps.20 ≤ n ≤ 50 · default: 50

Validate a payload

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