In 2026, "accuracy" is a variable, not a constant. Hallucination rates swing...

https://wiki-square.win/index.php/Citation_Hallucination_Examples:_Why_Your_RAG_System_is_Still_Lying_to_You

In 2026, "accuracy" is a variable, not a constant. Hallucination rates swing wildly between benchmarks like Vectara HHEM and AA-Omniscience. This inconsistency is why enterprises still lose an estimated $67.4 billion annually to unreliable model outputs