Please don't misrepresent the article it says clearly "a step up in cyber performance over previous frontier models" and that gpt-5.5 is on their tests is slightly better than mythos.
Scroll to the graph labeled "Completed steps..."
If that doesn't convince you that both mythos and 5.5 are a step up (several steps, hah) nothing will.
Scroll to the graph labeled "Completed steps..."
If that doesn't convince you that both mythos and 5.5 are a step up (several steps, hah) nothing will.