In 2026, there is no single "hallucination rate" for LLMs; it all depends on...

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

In 2026, there is no single "hallucination rate" for LLMs; it all depends on the yardstick you choose. Measuring performance via Vectara’s HHEM yields very different results than the HalluHard suite, often showing a 30