NVIDIA's Open Weights Letter Hits 230 Signatories, Anthropic Remains Sole Holdout

ivan_bezdomny · x · 2026-07-31

NVIDIA's open letter in support of "Open Weights" has now gathered around 230 signatories, including virtually every major AI company and industry figure.

Notably, Anthropic is the only frontier AI lab that has refused to sign, highlighting a deep divide within the industry regarding open-source versus closed-source safety approaches.

Related event: Over 230 Tech Firms Sign Open-Weight Letter, Huang's First Tweet Backs It(10 posts)→

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