Google adtech monopoly verdict and DSP-agency tensions
Key Questions
What was the ruling in the Google adtech monopoly case?
A U.S. court found Google guilty on March 14, 2026, with remedies still pending. This verdict has heightened tensions between DSPs and agencies amid ongoing industry shifts.
How is OpenAI impacting the advertising market?
OpenAI launched self-serve ads for ChatGPT, adding new competition to the adtech space. This development coincides with Meta overtaking Google in ecommerce ad spend.
What recent settlements or mergers have occurred in adtech?
Publicis and The Trade Desk settled disputes, while Fox and Roku announced a merger. Private equity firms are also circling ad tech assets, including a bid for Criteo.
How are agencies responding to AI-driven media buying changes?
Agentic media buying has reduced auctions by 86%, prompting tools like Boostr-Vox Media for agent-to-agent transactions. Stagwell launched its Curate marketplace following Cannes discussions.
What happened with Omnicom and Uber's advertising account?
Omnicom Media retained Uber's $800M account and expanded its remit to Brazil. This retention occurred amid broader concerns about marketers losing control to platform AI.
The 2026-03-14 U.S. guilty verdict continues to drive uncertainty over remedies, including possible Ad Manager divestiture and implications for publisher monetization and supply paths. A reported US$3.2 billion publisher claim alleges a 20% AdX toll and cites Project Bernanke, but the amounts and allegations remain litigation claims rather than confirmed remedy or liability findings. Agency expansion through principal media, direct publisher deals, acquisitions, and accountability models continues as buying competition shifts toward infrastructure and transparency.