Hallucination rates depend on the benchmark. Vectara HHEM and AA-Omniscience...

https://multiai.news/ai-hallucination-in-2026/

Hallucination rates depend on the benchmark. Vectara HHEM and AA-Omniscience reveal different failure modes. With $67.4B lost to bad data, stop trusting vendor averages. Demand testing that mirrors your unique, real-world operational risks