Consent Management Platform (CMP) 2021 Tracker

This tracker looks at what CMPs the Top 10K US sites use. Learn more about what a CMP is here. The report is updated quarterly.

Get Updates Updated Q3 2021

Top IAB-registered CMP vendors

This shows the number of times each IAB-registered CMP was found across the Top 10K US sites.

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Top IAB CMPs over time

This follows the Top IAB CMPs across the Top 10K US sites.

What % of US sites use a CMP?

This looks at the Top 10K US sites.

What % of US publishers use a CMP?

This looks at the sites in the Top 10K that show ads.

CMP adoption rates
Bucket Q2 Q3 % Change
US (Pubs Only) 49.8% 52.3% +5.1%
US (Top 10K sites) 26.0% 26.7% +2.5%

This looks at the Top 10K US sites, broken down by all sites and just sites within that 10K that show programmatic ads. To qualify, sites must be using a third-party CMP (vs in-house solution). We use an IP from France when pulling the data.

Breakdown of consent tool type