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PrimaryAdoption23.8% of US businesses using AIEvery two weeks the US Census Bureau asks a large sample of American businesses whether they used AI in any business function. In the latest survey, collected 21 September to 4 October 2026, the share saying yes climbed from 17.3% when the current question began in November 2025 toU.S. Census Bureau (BTOS)Survey collected 21 Sep to 4 Oct 2026
PrimaryAdoption2.6% to 10.5% of usersThe share of active ChatGPT users messaging it on 21 or more days a month rose from 2.6% in December 2023 to 10.5% in December 2025, per Epoch AI's analysis of YouGov panel data on real usage historiesEpoch AI / YouGov2023-2025
PrimaryAdoption19% in August 2026Near-daily AI use is spreading fast among US adults. Epoch AI's own polling with Ipsos found the share of US adults using AI at least six days a week rose, across two survey waves five months apart, from 8% in March 2026 toEpoch AI / IpsosMar-Aug 2026
PrimaryAdoption1 in 6 occupations exceed 70% adoptionA nationally representative US worker survey linking generative-AI use to detailed occupations and tasks found adoption widespread but shallow: four out of five detailed occupations have some genAI adoption above 20%, and no single task tops 70% adoption, but onlyNBER (Bick, Blandin, Deming, Schumacher)Aug 2026
PrimaryAdoption$2.7 trillion annualized by February 2026, equal to 3.4% of GDP across the 86 countries sampledThe IMF built a labor-cost-equivalent measure from five waves of Anthropic's Claude usage data spanning January 2025 to February 2026, and found the value AI is already generating had more than doubled in just two waves: from $1.2 trillion annualized in the August 2025 wave toInternational Monetary FundIMF WP 2026/147, Feb 2026
ReportedAdoption69% of organizations report zero AI-agent use in IT, the business function with the heaviest agent activityStanford's 2026 AI Index, citing McKinsey's 2025 survey, breaks down AI-agent deployment by business function. Even in IT, the function with the most agent activity, the share of organisations reporting no AI-agent use at all in 2025 was stillMcKinsey via Stanford AI Index2025 survey
ReportedAdoption67% of respondents, ahead of strategy and corporate finance at 65%McKinsey's State of AI survey, cited in Stanford's 2026 AI Index, asked organizations where AI had produced the clearest revenue gains in 2025. The function named most often was marketing and sales, cited byStanford HAI 2026 AI Index (McKinsey survey)2025 survey wave
PrimaryAdoption$601/day coding-agent usageThe median OpenAI researcher's daily coding-agent usage, valued at API prices, rose from under $1 in January 2026 to $601 by mid-August 2026, with usage recently doubling roughly every month, Epoch AI findsEpoch AIJan-Aug 2026
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