Hallucination rates are vanity. A model may pass one test but hit 30% errors on...

https://www.bokkmarking-signs.win/55-85-word-summary-by-2026-claiming-an-llm-is-accurate-is-meaningless

Hallucination rates are vanity. A model may pass one test but hit 30% errors on HalluHard. Because Vectara’s HHEM and AA-Omniscience measure facts differently, your yardstick is key