v2

latestOpenAPI 3.1.02026-08-075421692.0 MB

Ad Creatives

Render pre-create ad previews

Renders how a creative would look per placement BEFORE any ad exists, via Meta's /generatepreviews. Provide exactly one creative source: existingCreativeId or creativeSpec. Each preview is an HTML <iframe> snippet embeddable directly. Unknown formats values return Meta's 400 verbatim.

post/v1/ads/preview

Request body

accountIdstring required

Zernio SocialAccount id used to resolve the Meta token.

adAccountIdstring required

Meta ad account id (act_<n>).

formatsstring[]

Meta ad_format values, one preview per format. Defaults to [DESKTOP_FEED_STANDARD].

existingCreativeIdstring

Preview an existing ad-account creative by id. Mutually exclusive with creativeSpec.

creativeSpecobject

Raw Meta creative spec forwarded verbatim to /generatepreviews. Mutually exclusive with existingCreativeId.

Response

Rendered previews