seo-ai-search
The Hallucination-Recommendation Inversion: Why GPT-5.5 Just Broke Twenty-Five Years of SEO Advice
Hover / tap to read moreThe Hallucination-Recommendation Inversion: Why GPT-5.5 Just Broke Twenty-Five Years of SEO Advice
GPT-5.5 launched April 23, 2026. It posts the highest factual recall ever measured on AA-Omniscience. It also hallucinates at 86%. As models commit more confidently from parametric memory, the leverage of on-page SEO drops and the leverage of off-page entity authority rises. Here is what changed and what to do about it.