query_segment_membership - Cometly API Docs

Lists the profiles that belong to a saved segment. For ad-hoc filtering by free-form conditions, use list_contacts with custom_field_filters instead.

Parameters

Parameter	Type	Required	Description
`segment_id`	integer	Yes
`per_page`	integer	No	1–200, default 100.
`cursor`	string	No	Opaque pagination cursor.
`format`	string	No	`csv` (default), `json`, or `yaml`.

Output

profile_id,email,name,added_at
8231,taylor@example.com,Taylor Swift,2026-05-10T...
8240,sam@example.com,Sam Smith,2026-05-11T...