Top AI CEOs Urge U.S. Congress to Legislate Against Bioweapons

Executives from leading AI companies — including OpenAI's Sam Altman, Anthropic's Dario Amodei and Google DeepMind's Demis Hassabis — have submitted a public letter to the U.S. Congress calling for mandatory screening and recordkeeping for orders of synthetic nucleic acids. Reported by the WSJ and others on June 3, 2026, the letter urges that companies selling synthetic DNA and RNA be legally required to screen customers and orders to detect and block dangerous sequences, and to retain records (details). The full text and the list of signatories are published on a dedicated site (full text).