Meta's Muse AI bot generated one-third of all AI browser traffic in its first 9 days, mostly from CDN infrastructure rather than consumer devices, per security firm DataDome.

Thrad doubled its advertiser-funded program for testing in-chat ads to $1 million in a second round open to AI chat apps.

Addressability and targeting restrictions re-emerged as a major concern at Prebid Summit, driven by Apple's iOS 27 privacy changes.

YouTube is labeling AI-generated music on its platform and main app to improve transparency.