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

https://www.rankbookmarkings.win/hallucination-rates-fluctuate-wildly-depending-on-which-benchmark-you-trust-in

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