Top cyber official wants US open-source AI adopted worldwide

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US National Cyber Director Sean Cairncross attends the signing of an executive order in the Oval Office of the White House in Washington, DC, on June 22, 2026. Mandel NGAN / AFP via Getty Images

ByDavid DiMolfetta,
Cybersecurity Reporter, Nextgov/FCW

August 5, 2026 10:15 AM ET

National Cyber Director Sean Cairncross’s remarks come as the White House has excluded open-weight models from voluntary security testing and as new hacking incidents underscored risks posed by autonomous AI.

LAS VEGAS — The Trump administration wants U.S.-built open-source artificial intelligence to become a top technology of choice around the world, National Cyber Director Sean Cairncross said Tuesday in one of his clearest public endorsements to date of a larger role for open models in American AI policy.

“We are extremely interested in looking at ways to build U.S. open source, make it competitive, make it the...

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