/C O R R E C T I O N -- Guideline/

In the news release, Guideline Launches Verified Ad Intelligence Across AI Platforms, issued 07-Jul-2026 by Guideline over PR Newswire, we are advised by the company that changes have been made. The complete, corrected release follows, with additional details at the end:

Guideline Launches Verified Ad Intelligence Across AI Platforms

As AI platforms emerge as a new advertising channel, Guideline's transaction-level spend intelligence provides agencies, brands, and investors the data they need to track actual Advertising market performance in this new media channel.

NEW YORK, July 7, 2026 /PRNewswire/ -- Guideline today announced that the expansion of its Ad Intelligence data now capturing verified, transaction-level advertising activity across AI platforms, giving the market its first independent view into how advertising is actually performing on these new rapidly emerging channels.

As AI platforms including ChatGPT (OpenAI), Perplexity, and others move to build and scale advertising businesses, agencies, brands, and institutional investors face a persistent information gap: how are these platforms actually performing versus the projections they report. Various figures and forward-looking revenue estimates have circulated widely, but verified, transaction-level data on actual advertiser behavior has remained scarce.

Guideline's proprietary dataset representing approximately $200 billion in annual media investment across 65 countries captures verified, transaction-level ad spend across the full advertising ecosystem, including activity tied to AI platforms now entering the advertising market. Because Guideline's data is sourced directly from transactions rather than surveys, modeled estimates, or platform disclosures, it provides an extremely accurate view that no platform-reported dataset can replicate.

The market context makes this intelligence particularly consequential. Monetization efforts across are underway across AI platforms. For institutional investors, media agencies, and enterprise marketers, the real-world advertiser behavior is one of the most critical open questions. Guideline Ad Intelligence product now helps solve this question.

What Guideline's Ad Intelligence Data Can Illuminate

Guideline's transaction-level coverage of AI platforms enables clients to answer the questions that matter most:

• Verified advertiser spend flowing into AI platform ad inventory versus self-reported projections
  
  
• Velocity and trajectory of AI platform ad revenue since launch, independently verifiable
  
  
• Category and channel mix of advertisers activating across AI platforms
  
  
• Competitive benchmarking of CPM and CPC economics versus established digital platforms
  
  
• Forward-looking spend signals that institutional investors can use to pressure test platform revenue projections

This intelligence is available now through Guideline's Insights and Ad Intelligence Suite, including institutional investors accessing KPI Revenue Forecasts, agencies using Market Monitor™ weekly subscription, and enterprise clients leveraging custom market sizing and benchmarking engagements.

"The emergence of AI platforms as advertising channels is generating enormous interest and enormous uncertainty. Projections are abundant; verified data is not. Guideline is the place to get independent, transaction-level intelligence on what is actually happening, not what platforms say is happening." Sean Wright, Chief Insights and Analytics Officer, Guideline

Organizations seeking clarity on AI platform advertising trajectories — whether for investment decisions, competitive benchmarking, or strategic planning — are encouraged to contact Guideline to discuss access.

For more information or to request a briefing, visit www.guideline.ai or contact your Guideline account representative directly.

About Guideline

Guideline is a global provider of ad intelligence and media plan management technology powering the strategy, planning, and management of advertising buying and selling for the world's leading enterprises. Our solutions deliver the industry's most comprehensive and timely insights, enabling enterprises from publishers, agencies and brands to investors and consulting firms to optimize media performance and drive superior business outcomes. Our proprietary spend and pricing data represents approximately $200 billion in annual media investment across 65 countries worldwide, providing the most complete and transparent view of the global advertising marketplace available today.

For more information, visit www.guideline.ai.

Correction: Extensive edits have been made to the release. 

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SOURCE Guideline