Stanford HAI 2026 AI Index Report: AI Transitions from Information Generation to Task Execution, US-China Gap Narrows to 2.7%
The Stanford HAI released the Chinese version of its 2026 AI Index Report, highlighting a shift from model capability competition to infrastructure and institutional transformation. Leading models approach 100% human performance on SWE-bench, while agent task success rates jumped from 12% to 66%. The gap between top US and Chinese models narrowed to 2.7%, with frequent leadership swaps. Global AI data center power capacity hit 29.6 GW, and chips, energy, and water are becoming critical bottlenecks.








