Definition — Share of US employer businesses (all sizes) answering 'Yes' to: "In the last two weeks, did this business use Artificial Intelligence (AI) in any of its business functions?" US Census Bureau, Business Trends and Outlook Survey (BTOS), national estimate, every two weeks. New question wording since the collection of 17 November 2025: not comparable with the earlier 'in producing goods or services' series, nor with the Eurostat/OECD surveys (10+ employees, annual).