The Attention Economy Grows Up: How Measurement Vendors Are Redefining What 'Viewability' Means in 2026

This analysis examines how attention measurement is rapidly supplanting viewability as the industry's preferred currency, with vendors like Adelaide, Lumen Research, and DoubleVerify expanding their attention metric offerings. The piece explores how buyers are beginning to negotiate deals on attention-per-thousand rather than CPM, and what this shift means for publisher monetization strategies. It also addresses the lack of standardization and calls for IAB-led frameworks to unify the space.

This analysis examines how attention measurement is rapidly supplanting viewability as the industry's preferred currency, with vendors like Adelaide, Lumen Research, and DoubleVerify expanding their attention metric offerings. The piece explores how buyers are beginning to negotiate deals on attention-per-thousand rather than CPM, and what this shift means for publisher monetization strategies. It also addresses the lack of standardization and calls for IAB-led frameworks to unify the space.