In 2026, "hallucination rate" is a vanity metric unless you know the test....

https://oscar-wiki.win/index.php/Multi-model_verification:_what_does_it_mean_when_models_disagree_72.1%25_on_finance_questions%3F

In 2026, "hallucination rate" is a vanity metric unless you know the test. Relying on generic benchmarks is a gamble that ignores real-world context. When you compare scores from frameworks like Vectara HHEM, you see massive variance based on the domain