In 2026, "hallucination rate" is a useless metric unless you define your...

https://lukasnpyy234.cavandoragh.org/why-did-grok-3-score-94-citation-errors-on-news-queries

In 2026, "hallucination rate" is a useless metric unless you define your yardstick. Benchmarks like Vectara HHEM and AA-Omniscience measure wildly different failure modes, from simple citation misses to complex reasoning errors