Stanford's 2026 AI Index compared generative AI's adoption curve after its mass-market debut to that of earlier transformative technologies, and found generative AI reached 53% population adoption within three years, faster than the PC or the internet
The Stanford HAI AI Index 2026 report measured the population-level adoption of generative AI within three years of its mass-market introduction. It found that generative AI reached approximately 53% adoption, which was faster than the adoption trajectories of the personal computer and the internet over comparable time frames. The report used 2022 as the introduction year for generative AI, coinciding with the release of ChatGPT.
Verified 2026-09-13
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People are taking up generative AI faster than earlier everyday technologies, so its reach is already wide.
More on Adoption
- Stanford'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 still 69% of organizations report zero AI-agent use in IT, the business function with the heaviest agent activity
- Stanford's 2026 AI Index reports that organizations' use of generative AI specifically, not just AI overall, grew sharply in 2025: the share of organizations that regularly use generative AI in at least one business function reached 79%, up from 71% in 2024
- McKinsey's State of AI survey, cited in Stanford's 2026 AI Index, asked organizations already using AI where they had seen the clearest gains. The single most commonly cited outcome in 2025 was improved innovation, named by 64% of respondents, more than any other organizational outcome measured
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