Why doesn’t my MAX eCPM revenue estimate match the actual eCPM / revenue the network is generating?

Typically, the eCPM and revenue reported by the network is correct. If there is a large discrepancy between the two figures, these troubleshooting steps may help.

Enable auto-CPM to pull the most accurate CPM numbers from networks

If you don’t have auto-CPM enabled already, review our support article on Auto-CPM.

If you do not have auto-CPM enabled, regularly update the network CPMs in your waterfall

 Ensuring the most accurate CPM is being used in the waterfall  will not only make your MAX revenue estimates more accurate, it will help prioritize your waterfall towards the highest paying network so you make more money. 

  • To do this, go to your dashboard and go to MAX > Mediation > Manage > Ad Units > Your Ad Unit to fix it. 
  • If you need help figuring out which of your Max Ad Units have incorrect CPMs, you can use the Network Comparison Debug Report, and review the support documentation for the report.