In 2026, AI reliability isn’t a fixed number; it is entirely...

https://sticky-wiki.win/index.php/Claude-Opus-4.5_at_60%25:_Why_Your_%22Hallucination_Rate%22_Is_a_Measurement_Trap

In 2026, AI reliability isn’t a fixed number; it is entirely benchmark-dependent. Metrics like Vectara’s HHEM measure strict source grounding, while other tests focus on abstract reasoning. Without context, your accuracy score is meaningless