Hallucination rates are effectively meaningless without the right context....

https://garrettwigp625.tearosediner.net/gemini-2-5-flash-lite-3-3-on-vectara-is-that-actually-good

Hallucination rates are effectively meaningless without the right context. While LLMs often boast low average error rates, specialized benchmarks like Vectara HHEM expose a much harsher reality: many systems hit a 32