The House Homeland Security Committee was briefed on Anthropic's Mythos as officials and executives weigh how frontier systems could reshape vulnerability discovery, national security competition and access across federal agencies.

Congress is pressing the White House to confront the risks posed by frontier models like Mythos.

The conversation was “productive and focused on a range of AI security and competitiveness issues,” according to one person familiar with the meeting.

The House Homeland Security Committee was briefed on Anthropic's Mythos as officials and executives weigh how frontier systems could reshape vulnerability discovery, national…