AI tools can sometimes produce hallucinations—incorrect or misleading...

https://smoothdecorator.com/what-does-the-stanford-hai-ai-index-2026-say-about-hallucinations/

AI tools can sometimes produce hallucinations—incorrect or misleading information—with rates ranging from 22% to 94% depending on the context. For family offices, this risk is significant, especially when 20% of outputs may contain material errors