GET

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

kind inputactivity imagehash 2542f3bcextracted Jul 6, 2026version currentsource upstream spec ↗

Request body

8 properties · 0 required · 6 $defs
propertytypedescriptionconstraints
steps_numintegerNumber of inference steps.4 ≤ n ≤ 30 · default: 8
seedintegerSeed for the random number generator.default: 7
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"
negative_promptstringNegative prompt for image generation.default: ""
structured_promptStructuredPromptThe structured prompt to generate.nullable
promptstringThe prompt to generate.nullable
image_urlstringInput image URLnullable
sync_modebooleanIf true, returns the image directly in the response (increases latency).default: false

Validate a payload

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