![tag_LOGO_1_WHITE.png]](https://knowledgebase.tagdigital.co.uk/hs-fs/hubfs/Tag%20Digital%20logos/tag_LOGO_1_WHITE.png?height=34&name=tag_LOGO_1_WHITE.png){kind=logo}
What is the Campaign Quality Score?
Campaign Quality Score (CQS) serves as a transparent proxy and directional tool for advertisers.
This metric is based on the Predicted Click-through Rate (pCTR) of your ad, relative to its competitors across all auctions in which it participates.
This metric is based on the Predicted Click-through Rate (pCTR) of your ad, relative to its competitors across all auctions in which it participates.