SMRTR AIMay 3, 2026Ars Technica

Amid Mythos' hyped cybersecurity prowess, researchers find GPT-5.5 is just as good

SMRTR summary

A startup called Mythos generated major buzz by claiming its AI model had unique, dangerous cybersecurity capabilities — but new findings from AISI show GPT-5.5 performs just as well, suggesting Mythos' edge wasn't a true breakthrough but simply the result of general AI improvements. OpenAI CEO Sam Altman called this type of promotion "fear-based marketing," comparing it to selling bomb shelters.

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