What Does ‘Web Search Reduces Hallucination 73-86%’ Actually Refer To?

https://www.4shared.com/office/b9DVb_-fku/pdf-35982-5647.html

If you have spent any time in the LLM developer ecosystem recently, you’ve likely seen the bold claims: “Web search reduces hallucination rates by up to 86%.” These numbers look fantastic in a slide deck