> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v24** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/AudienceCompositionAttributeCluster).

A collection of related attributes, with metadata and metrics, in an audience composition insights report.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v24/services/audience_insights_service.proto)

| Fields ||
|---|---|
| ## `attributes[]` | `AudienceCompositionAttribute` The individual attributes that make up this cluster, with metadata and metrics. |
| ## `cluster_display_name` | `string` The name of this cluster of attributes |
| ## `cluster_metrics` | `AudienceCompositionMetrics` If the dimension associated with this cluster is YOUTUBE_CHANNEL, then cluster_metrics are metrics associated with the cluster as a whole. For other dimensions, this field is unset. |