US Treasury Secretary Scott Bessent and Federal Reserve Chair Jerome Powell summoned Wall Street leaders to give them an urgent warning: an artificial intelligence tool from Anthropic PBC marks the beginning of a new era of cybersecurity. The April 7 meeting in Washington was focused on Mythos, a new AI model that Anthropic says is so good at finding vulnerabilities in software and computer systems that it can only be released to a limited number of carefully-chosen parties. If tools like Mythos