… 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. …
Security Claude Opus wrote a Chrome exploit for $2,283 Pause your Mythos panic because mainstream models anyone can use already pick holes in popular software Anthropic withheld its Mythos bug-finding model from public release due to concerns that it would enable attackers to find and exploit vulne… …
From Wikipedia, the free encyclopedia Redirected from Claude chatbot Large language model and AI chatbot by Anthropic Claude Developer Anthropic Initial release March 2023 ; 3 years ago 2023-03 Stable release Claude Opus 4.8 / May 28, 2026 ; 2 days ago 2026-05-28 Claude Sonnet 4.6 / February 17, 20… …
… It intends to release "Mythos-class models" in the future, though, when those safeguards become available. …
… 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. …
… Where open-weight AI models come from is also dramatically different to where closed models originate, as most of the serious releases this year have come out of Chinese labs. Aside from OpenAI's gpt-oss models and Google's Gemma 4 models, there hasn't really been an answer. …
… Due to its specialized capabilities, Anthropic set up Project Glasswing as a way to grant access to the Mythos Preview model to "a select group of global security leaders dedicated to protecting essential infrastructure and committed to sharing findings and best practices across industries", Verizo… …
… Instead, the company is doing a limited release to verified cybersecurity testers, according to a blog post shared on Tuesday. These experts will put the model through its paces to identify gaps and potential jailbreaks before the model is released to the wider public. …
