namestring
The name to search for the user. You must specify either `name` or `phone`.
phonestring
The phone number to search for the user. You must specify either `name` or `phone`.
filterstring
Filter to apply to autocomplete results. Accepted values: `assignable`, `requester`.
One ofassignablerequester
field_idstring
The id of a lookup relationship field. The type of field is determined
by the `source` param
sourcestring
If a `field_id` is provided, this specifies the type of the field.
For example, if the field is on a "zen:user", it references a field on a user
includestring
Sideloads to include in the response. Accepts a comma-separated list of values.
See [Sideloading](/api-reference/ticketing/users/users/#sideloading).
per_pageinteger
Number of results to return.
brand_idoneOf
When brand separation is enabled, scopes the autocomplete results to users
belonging to the specified brand. Only applicable when the account has brand separation enabled.
Accepted values:
* "all" — search all users across all brands (no brand filtering applied).
* 0 — restrict the autocomplete results to account-scoped (brand-less) users only.
* A numeric brand id — if the brand has user separation enabled, autocomplete
returns only end users belonging to that brand. Agents and admins are not included
in the results when filtering by a specific brand. If the brand does not have user
separation enabled, the request falls back to account scope (0).