… 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. …
… 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… …
Anthropic is releasing Claude Opus 4.8 on Thursday, and the company is touting the model’s “honesty.” According to Anthropic, it trains “all its models to be honest — for instance, to avoid making claims that they can’t support.” But it notes that “a general problem with AI models is that they some… …
… Anthropic currently has no plans to release the model publicly due to concerns that it could be weaponized. “We’re investigating a report claiming unauthorized access to Claude Mythos Preview through one of our third-party vendor environments,” an Anthropic spokesperson said in a statement to Bloom… …
On Wednesday, the AISI, which evaluates AI models for the British government, said both Anthropic’s Claude Mythos Preview and OpenAI’s GPT-5.5 showed progress well above previous trends on cybersecurity testing. …
… DeepSeek says V4 marks a major improvement over prior models, especially in coding, a capability that has become central to AI agents and helped drive the success of tools like ChatGPT Codex and Claude Code. …
Anthropic’s tightly controlled rollout of Claude Mythos has taken an awkward turn. After spending weeks insisting the AI model is so capable at cybersecurity that it is too dangerous to release publicly, it appears the model fell into the wrong hands anyway. …
… The decision to cancel Claude Code licenses won’t have any impact on the Foundry deal, and Microsoft still continues to favor Anthropic’s Claude models inside Microsoft 365 apps and Copilot, where they’re more capable at certain tasks than OpenAI’s counterparts. …
… Anthropic’s surprise Claude Mythos Preview announcement seemed to shock the AI world — and a ton of others, like top banks and the Federal Reserve chair. …
… But some of the ice may reportedly be melting between the two, thanks to Anthropic’s buzzy new cybersecurity-focused model: Claude Mythos Preview. …