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Open Weights and American AI Leadership is an open letter shepherded by Microsoft, dated July 24th, and signed by 235 AI-adjacent companies including NVIDIA, Amazon, Y Combinator, The Linux Foundation and (as a later signer) OpenAI.

The author introduces the 'Open Weights and American AI Leadership' letter: shepherded by Microsoft, dated July 24th, and signed by 235 AI-adjacent companies including NVIDIA, Amazon, Y Combinator, The Linux Foundation and OpenAI. ✦ AI generated

the author · Simon Willison's Weblog · 2026-08-02 · original ↗

Open Weights and American AI Leadership was shepherded by Microsoft, dated July 24th, and signed by 235 AI-adjacent companies including NVIDIA, Amazon, Y Combinator, The Linux Foundation and (a later signer) OpenAI.

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