**Description:** AI hallucination benchmarks are all over the place, and they...

https://alexisqoem867.trexgame.net/the-illusion-of-provenance-dissecting-the-citation-failures-of-perplexity-and-copilot

**Description:** AI hallucination benchmarks are all over the place, and they rarely agree on the actual error rate. We analyzed the 2026 landscape to find out which metrics actually matter. With $67