What makes Claude Mythos so dangerous? Anthropic says Mythos’ fallout can be severe

Did Anthropic build something so dangerous that it doesn’t want to release it?

After limiting its access to the Project Glasswing members to ensure full risk assessment, the company today announced the names of those who will have access to the technology. The list of companies includes names like Amazon Web Services, Anthropic, Apple, Broadcom, Cisco, CrowdStrike, Google, JPMorgan Chase, Linux Foundation, Microsoft, Nvidia, and Palo Alto Networks.