AI Security Institute:

Cybersecurity analysis: GPT-5.5 reaches a similar level of performance as Mythos Preview and is the second model to solve a multi-step cyberattack simulation  —  In April, our evaluation of Anthropic's Claude Mythos Preview found that it represented a step up in cyber performance …

AI Security Institute:

Cybersecurity analysis: GPT-5.5 reaches a similar level of performance as Mythos Preview and is the second model to solve a multi-step cyberattack simulation  —  In April, our evaluation of Anthropic's Claude Mythos Preview found that it represented a step up in cyber performance …

Source: TechMeme
Source Link: https://www.techmeme.com/260430/p36#a260430p36