Everyone claims their model is grounded, but the data tells a different story....

https://www.save-bookmarks.win/by-2026-hallucination-rates-vary-wildly-by-benchmark-even-with-web-search

Everyone claims their model is grounded, but the data tells a different story. In 2026, hallucination rates swing wildly depending on which benchmark you trust. For example, HalluHard still shows a 30.2% error rate even with live web search enabled