Cross-Device Identity Coverage Benchmark Q2 2026
Thesis
Deterministic identity matching across UID2, RampID, and publisher-provided signals still outperforms probabilistic methods by 3–5x on CTV inventory.
What's inside
- Match rates tested against three independent measurement providers
- Desktop, mobile, and CTV coverage compared side-by-side
- Publisher-provided ID framework adoption rates by vertical
Claims sourced from this document
identity coverage
UID2, RampID, and 4 publisher-provided ID frameworks.
evidenced take rate disclosure
Published rate card available under NDA.
asserted