Fable 5 and Opus 4.8 flop at real‑world web conversion, exposing AI gap
In a live test, the frontier models Fable 5 and Opus 4.8 were tasked with rebuilding a company website to boost conversion rates. Both produced functional sites but delivered zero improvement, because they omitted basic tracking and SEO hooks. The result warns that cutting‑edge LLMs still miss core business outcomes.