Claude Mythos

Sometimes the biggest AI announcements aren’t announcements at all. They’re accidents. On March 26, a misconfigured content management system at Anthropic — the $60 billion company behind Claude — spilled nearly 3,000 unpublished assets into a publicly searchable data cache. Among the wreckage: a draft blog post describing Claude Mythos, which Anthropic has since confirmed is “by far the most powerful AI model we’ve ever developed.” This wasn’t a controlled product launch. It was a human error that gave the world an unfiltered look at what’s next in AI. And it’s equal parts thrilling and terrifying. ...

Anthropic just got caught with its pants down. The company building what it calls the most safety-conscious AI on the planet accidentally left its biggest secret on a publicly searchable server. The secret? Claude Mythos — a new model tier that reportedly leapfrogs everything else in the industry. And the kicker? Anthropic’s own internal docs warn that Mythos poses “unprecedented cybersecurity risks.” You can’t write irony this good. What Got Leaked Fortune broke the story Thursday: nearly 3,000 unpublished documents, including a draft blog post announcing Claude Mythos, were sitting in an unsecured data store. Not a sophisticated state-sponsored hack. Not a disgruntled employee. A CMS misconfiguration. Human error. ...