Anthropic AI Model Leak Triggers Market Fears, Cybersecurity Stocks Tumble
U.S. cybersecurity stocks fell sharply on Friday following reports of a leak involving Anthropic's unreleased AI model. The leak exposed details about the 'Claude Mythos' model and a new 'Capybara' tier, raising concerns about accelerated cyber threats and market volatility.
Claude Mythos Leak Sparks Fresh AI Security Concerns
Several U.S.-listed cybersecurity stocks fell on Friday as investors linked the sell-off to rumors of a leak involving Anthropic’s new “Claude Mythos” model. Reports said model details were stored in a publicly accessible, searchable data cache before release, allowing draft information to leak.
Xero Partners with Anthropic to Upgrade AI-Powered Financial Intelligence for Small Businesses
Xero has announced a multi-year partnership with Anthropic to bring Claude-powered AI financial intelligence to its global small business platform, delivering smarter analysis and insights for millions of customers. The collaboration aims to make it easier for business owners to access critical financial information across accounting, reporting, and decision-making.
ChatGPT, Claude, and Gemini Impress in the WSJ March Madness Bracket Challenge
The Wall Street Journal quietly entered ChatGPT, Claude, and Gemini into its NCAA March Madness bracket pool. As the tournament progressed, the AI picks increasingly favored upsets and avoided the crowd—eventually outperforming many human entries and even looking like potential winners.
Claude Upgrades Its Computer Agent: Run PC Tasks 24/7 From Your Phone
According to 36Kr, Anthropic’s Claude has demonstrated stronger “computer agent” capabilities, letting users issue a single natural-language command on mobile to authorizedly take over and operate a personal computer and carry out a continuous, near-24/7 automated workflow.


