STANFORD AI INDEX 2026: AI AGENTS NOW SOLVE REAL TASKS 77% OF THE TIME — UP FROM 20% LAST YEAR Stanford HAI’s annual AI Index reveals agents handling real-world tasks jumped from a 20% success rate in 2025 to 77.3% in 2026 — while cybersecurity AI now solves problems 93% of the time, up from 15%. The report also finds AI data centers now consume as much power as the entire state of New York, and that 4 in 5 U.S. students use AI for schoolwork. Keywords: Stanford AI Index 2026, AI agent performance, AI research report, artificial intelligence progress