National Cyber Director Sean Cairncross pitched US-built open-source models as the planet's preferred AI infrastructure, a move with real implications for crypto's AI intersection. What Cairncross actually saidSpeaking on August 4, Cairncross laid out a vision where American open-source AI becomes the global standard, not through mandates, but through sheer competitive superiority. That order prioritizes voluntary security testing and information sharing over heavy-handed regulation. The government is championing open-source AI while simultaneously carving out the most popular category of “open” models from its security framework. Championing open-source AI while excluding open-weight models from security testing creates a policy contradiction that will eventually need resolution.