Why Different AI Benchmarks Report Widely Different Hallucination Rates: A Data-First Investigation

https://dlf-ne.org/why-67-4b-in-2024-business-losses-shows-there-is-no-single-truth-about-llm-hallucination-rates/

Gemini 2.0 Flash scored 0.7% hallucination on a basic summarization test (March 2025) — but other runs show much higher rates The data suggests that a single headline number rarely tells the whole story