Microsoft, 230+ Companies Sign Open Letter Supporting Open Weights and American AI Leadership

JiaZhihao · x · 2026-07-31

Microsoft, along with NVIDIA, a16z, Palantir, and over 230 other companies, signed an open letter supporting open weights and a strong, secure, open American AI ecosystem. The letter emphasizes that US AI leadership depends on diffusing AI into every sector through an open ecosystem.

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