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POST

Authorizations

Authorization
string
header
required

Scoped API key issued in PostOnce Settings. OAuth authorization grants are not currently supported.

Body

application/json
targets
object[]
required
content
string
Example:

"Shipping the public API today."

external_id
string | null
Example:

"launch-001"

media
object[]
publish_at
string<date-time> | null
Example:

"2026-04-01T14:00:00.000Z"

Response

Post created successfully.

data
object