OpenAI data shows work fell from 51.6% to 32.2% of consumer ChatGPT requests and writing to 21.4%, as decisions lead US work use and ChatGPT ads add a new link.

Google says AI Mode's lower monetization helped slow Search revenue growth, even as AI features encouraged people to ask more questions in search.

Microsoft makes Conversions API generally available to connect sales records with ad reports, with matching IDs and consent settings to check first.