In 2026, "hallucination rate" is a moving target. The figure you see depends...

https://dibz.me/blog/facts-benchmark-scores-why-is-nobody-above-70-overall-1154

In 2026, "hallucination rate" is a moving target. The figure you see depends entirely on the benchmark used to test it. Comparing Vectara HHEM scores against AA-Omniscience results proves that one size rarely fits all