Update Audience Signals - Markifact

Add or remove audience signals on Performance Max and Demand Gen campaigns. PMax uses AssetGroupSignal (one audience and optional search themes per asset group). Demand Gen uses ad-group audience criteria (one audience per ad group). Use the gads_list_audience_segments node with segment_type=‘AUDIENCE’ to find reusable audience signal IDs.


App	Google Ads
Operation ID	`gads_update_audience_signals`
Type	Action
Connection	`gads` (required)
Credits per run	1
Agent / MCP tool	Yes
Requires approval	Yes (write operation)

Inputs

Field	Type	Required	Default	Description
`account`	GadsAccountItem or object or array of object or string or integer	Yes	-	Select the Google Ads account, ask user for it if not provided
`campaign_type`	string or SelectableOption	Yes	-	Type of campaign to attach signals to. ‘PERFORMANCE_MAX’ uses asset group signals; ‘DEMAND_GEN’ uses ad group audience criteria.
`target_id`	string or SelectableOption	Yes	-	For PERFORMANCE_MAX: the asset_group ID to attach signals to. For DEMAND_GEN: the ad_group ID.
`action`	string or SelectableOption	Yes	-	‘ADD’ attaches the selected audiences (and search themes for PMax) as signals. ‘REMOVE’ detaches them.
`audience_id`	string or SelectableOption	No	-	Reusable Audience ID or full resource name (e.g. ‘customers/{customer_id}/audiences/{audience_id}’). Google Ads only allows ONE audience per asset group (PMax) or ad group (Demand Gen). Use the `gads_list_audience_segments` node with segment_type=‘AUDIENCE’ to find IDs.
`search_themes`	array of string or SelectableOption	No	-	Search theme strings (PERFORMANCE_MAX only). Each is a free-form text describing what users may search for.

GadsAccountItem

Field	Type	Required	Default	Description
`value`	string	Yes	-
`label`	string	Yes	-
`managerId`	string	Yes	-	The manager ID for the Google Ads account. Ask user to use the dropdown to select accounts, this manager id is selected background and not shown to the user.

SelectableOption

Field	Type	Required	Default	Description
`value`	string	Yes	-
`label`	string	Yes	-

Output

Type: Dict Returns audience signal operation results. Fields: signals_modified, campaign_type, action, target_id