Hallucination rates vary by benchmark, so don't trust vendor claims. Even with...

https://reidyxab469.iamarrows.com/the-silent-killer-why-misgrounding-is-more-dangerous-than-a-fake-source

Hallucination rates vary by benchmark, so don't trust vendor claims. Even with web search, the HalluHard test shows a 30.2% error rate. Stop relying on black-box scores