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Anthropic answers the open-weights letter: 'never advocated for a ban'
Dario Amodei agrees with much of the letter but rejects its claim that openness favors defenders. Anthropic still has not signed. The list hit 133 names Monday, and Amazon is now on it.
Edited by Trevor Brown · Jul 27, 2026 · policy
Anthropic answered the open-weights letter on Monday, three days after it published.
"Anthropic has never advocated for a ban on open-weights models," CEO Dario Amodei wrote in a .






