Anthropic co-founder Jack Clark confirmed at the Semafor summit that the companys new AI model Mythos was briefly shown to the Trump administration but remains unreleased due to its cybersecurity strength. He addressed Anthropics lawsuit against the Pentagon over military use disputes, calling it a narrow contract issue, and emphasized continued government engagement on national security. Clark also downplayed AI-induced unemployment fears, citing only early signs in some sectors, and advised students to pursue interdisciplinary majors for the AI era.