Definition — Share of enterprises with 10 or more persons employed using at least one AI technology (text analysis, speech recognition, text or speech generation, image recognition, machine learning, workflow automation, autonomous movement). Scope: all activities except agriculture, mining and the financial sector. Annual ICT usage survey: Eurostat for EU countries, OECD for other G20 countries. Not comparable with the US Census BTOS (all business sizes, two-week window).