Anthropic's new AI found thousands of zero-day flaws on its own
… We do not plan to make Claude Mythos Preview generally available, but our eventual goal is to enable our users to safely deploy Mythos-class models at scale. ... …
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Claude's 'too dangerous' AI model is finally public. But there's a catch
… A "Mythos-class" Claude model has arrived for the general public. But it's not the same "too-dangerous-for-you" Mythos you've been hearing about, and Claude subscription users will only get a limited crack at it. …
Claude Opus 4.8 is learning to say AI's three hardest words: “I don’t know”
… Released Thursday, Claude Opus 4.8 is not Claude Mythos Preview, Anthropic’s new “frontier” model that’s so powerful, only a handful of “trusted partners” have been allowed to test it for security reasons. There’s still no solid release date for Claude Mythos. …
ChatGPT’s powerful GPT-5.6 models arrive, but not for you
… But just as Claude Fable and Mythos remain in a regulatory limbo, it’s not at all clear when the U.S. government will give the all-clear for the GPT-5.6 series to go into wide release.
Claude Fable 5 is an AI distraction. Apple's Siri is AI people will use
Anthropic’s first Mythos-class Claude model, Fable 5, hit the world like an atom bomb this week, and that's barely an exaggeration. …
The Claude Fable ban highlights a practical AI lesson
What’s the real story behind the sudden ban Friday of Claude Fable and Mythos, Anthropic’s most powerful AI models? …
Why is Claude always blackmailing people?
… Tools like Natural Language Autoencoders will be key when it comes to bleeding-edge models like Claude Mythos and newer Opus models, which can increasingly sense they’re being tested and hide their suspicions. …
Flat-rate AI plans are broken. Blame AI agents
… GitHub also announced that starting now, it will tighten usage limits for individual users while yanking access to Opus 4.7, the most powerful Claude model save for the “too-powerful-for-you” Claude Mythos from the Pro tier. …
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