… In Opus 4.7’s system card, Anthropic wrote that Opus 4.7 doesn’t even advance the company’s “capability frontier,” since Claude Mythos Preview received higher results “on every relevant evaluation.” For security reasons, Anthropic is only currently making Mythos Preview available privately to selec… …
… Its launch comes just over a month after rival Anthropic announced Claude Mythos, a security-focused AI model it claimed was too dangerous to publicly release and only shared privately as a part of its own initiative, dubbed Project Glasswing. …
… Now they have a new Big Bad: an AI model that can generate zero-day vulnerabilities. Anthropic made the model and named it Mythos. Thankfully, the AI company decided not to release it, because it would break the internet – and not in a good way. …
… That same group may also have access to other unreleased Anthropic models, according to the report. The new Mythos model has gained notoriety of late for its supposed ability to sniff out security flaws in operating systems and internet browsers. …
Anthropic to release Mythos-class models to the public
I co-founded a successful security company close to the Mythos ecosystem and have spoken with participants in the know and I am deeply concerned. We, collectively, have answers for some but not all of the problems ahead …
… Perhaps unsurprisingly, the catalyst for all this appears to have been Anthropic’s Mythos model , which the company’s marketing described as capable of finding thousands of critical software vulnerabilities and too dangerous for public release. …
… We can infer a few things from the benchmark data published in the system card, which is shown below: The alignment risk update, which is an assessment of how safe Mythos is and how it might cause harm through its actions, says this: “The difference in capabilities between Mythos Preview and Claude… …
… The model, named "Claude Mythos Preview", is touted as the most capable model the company has ever developed, and it's also one that won't be available to the public. …
… Additionally, Anthropic says more than 40 additional organizations that “build or maintain critical software” have access to its Mythos Preview AI model. The goal is for these software organizations to use Mythos to discover and fix security holes before the AI model is released to the world. …
On Tuesday, Anthropic unveiled its latest AI model called Claude Mythos. This "general-purpose, unreleased frontier model" is so impressively powerful that Anthropic is wary of releasing it to the public at large. …
