The 2026 Stanford AI Index, released in April, remains the most rigorous public scorecard on where AI actually stands. Now in its ninth year, this edition runs to over 400 pages and tracks benchmarks, investment, education, policy, and public sentiment in granular detail.
A few datapoints worth sitting with. Organizational adoption is now at 88%, up sharply year over year. Four in five university students report using generative AI as part of their coursework. US consumer surplus from AI products — the value users get above what they pay — is estimated at $172 billion annually, up from $112 billion a year earlier.
Performance keeps climbing past benchmarks designed to stretch frontier models. As of the report's cutoff, the best-scoring systems (Anthropic's Claude Opus 4.6 and Google's Gemini 3.1 Pro) top 50% accuracy on Humanity's Last Exam, a benchmark explicitly built to defeat current models.
Source: Stanford HAI. Read the full report at https://hai.stanford.edu/ai-index/2026-ai-index-report.