AI hallucinations are still a moving target in 2026. Rates vary wildly...

https://garrettwigp625.tearosediner.net/mckinsey-s-51-reality-check-why-ai-inaccuracy-is-the-new-operational-risk

AI hallucinations are still a moving target in 2026. Rates vary wildly depending on the benchmark you trust. For example, HalluHard hits a 30.2% error rate even with web search enabled