Platforms

OpenX’s new API suite provides ad buyers with a more detailed view of the bidstream and, as a result, more accurate targeting.

Publishers have been losing 20%, 30% and in some cases even as much as 90% of their traffic and revenue over the past year due to the rise of zero-click AI search.

ChatGPT ads might already be here; TikTok’s new ownership deal has marketers spooked; and California unveils a new consumer protection act.

As brand safety standards evolve and oversight shifts from platforms to third-party vendors, Brittany Scott, SVP of global partnerships at Zefr, explains what the rise of generative AI – and Meta’s decision to step away from MRC brand safety audits – means for the future of media quality.

The generative AI trend generated endless hot takes this year, but the ad industry also had plenty to say about growing competition between DSPs and SSPs. Here are AdExchanger’s top 10 most popular guest columns of 2025 and why they resonated.

Who bought what and why this year? Here’s a (mostly) comprehensive list of all the notable ad tech, agency and digital content deals of 2025.

The founders of six AI startups offer insights on the founding journey and what problems their companies are solving.

H&R Block’s marketing strategy focuses on Gen Z and relatability, both during tax season and beyond.

Think you know Snapchat’s audience? Think again, says Ajit Mohan, Snap’s chief business officer. Mohan gets real and busts myths, including the idea that Snap is just for kids and its youngest users aren’t big spenders.

Agencies are shifting away from third-party ad tech; ChatGPT is throwing all kinds of monetization spaghetti at the wall; and Axel Springer is looking to buy.