GET

/v1/schemas/fal/image/fal-ai/flux-2-pro/outpaint

Accept:

kind inputactivity imagehash e957c988…extracted Aug 8, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. Source trace `035f1d0a7c0639191a60f09107d2c3d85cba3787229c9d79ba7022097bb0d465` { "fetchedAt": 1786165357, "extractorVersion": "1", "verifiedAt": null }

Request body

10 properties · 1 required · 0 $defs

property	type	description	constraints
image_url*	string	The image URL to expand using outpainting.
expand_top	integer	Pixels to expand at the top of the image.	0 ≤ n ≤ 2048 · default: 0
auto_crop	boolean	Whether to automatically crop the reference image when the expanded canvas does not fully contain it.	default: false
mode	enum	Quality/speed trade-off for outpainting. `high` (default) delivers the highest-fidelity results; `fast` is significantly faster and extends most scenes well but may produce lower fidelity.	high \| fast · default: "high"
expand_left	integer	Pixels to expand on the left of the image.	0 ≤ n ≤ 2048 · default: 0
expand_right	integer	Pixels to expand on the right of the image.	0 ≤ n ≤ 2048 · default: 0
output_format	enum	The format of the generated image.	jpeg \| png · default: "jpeg"
sync_mode	boolean	If `True`, the media will be returned as a data URI and the output data won't be available in the request history.	default: false
expand_bottom	integer	Pixels to expand at the bottom of the image.	0 ≤ n ≤ 2048 · default: 0
enable_safety_checker	boolean	Whether to enable the safety checker. Disabling it requires account authorization; unauthorized requests are always checked.	default: true

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/flux-2-pro/outpaint","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}