ExchangeWire's Ad Tech Quiz: ChatGPT Ads, Marketing Spend, and Social Media Use

What was the minimum spend commitment from advertisers on ChatGPT ads? Which marketing spend category was the standout performer in Q1 of 2026? What is the percentage of active social media users in the UK in 2026?In this quiz edition of The MadTech Podcast, ExchangeWire's head of marketing, Grainne Reid, is joined by COO Lindsay Rowntree and head of content, John Still. They look into advertising on AI platforms, the latest IPA Bellwether Report, and the decline of social media use in the UK.---0:00 Introduction1:05 Price drops for ChatGPT ads9:51 IPA Bellwether Report: Q1 2026 marketing spend20:36 Active UK social media users decreasing