By 2026, hallucination rates shift wildly depending on the test. We saw a 30.2%...

https://sticky-wiki.win/index.php/The_Illusion_of_Provenance:_Dissecting_the_Citation_Failures_of_Perplexity_and_Copilot

By 2026, hallucination rates shift wildly depending on the test. We saw a 30.2% error rate on HalluHard with web search. Stop chasing generic leaderboards. We show you how to build an eval strategy that actually reflects your production environment.