A new debate has sparked in PPC circles on X around AI Max and its relationship with the Search Partner Network (SPN).
Mike Ryan shared data from one campaign, suggesting that AI Max was disproportionately expansionary on SPN, with a significantly higher share of ads there compared to other campaign types. He called this “deeply disturbing” and recommended advertisers consider turning off SPN.

Ginny Marvin, Google’s Ads Liaison, responded to several threads, stating that AI Max is not designed to prioritize SPN inventory.
Read the full discussion here: Google Ads AI Max Not Designed To Go More Aggressively After SPN Inventory.