AnalysisPolicyJuly 27, 2026
Anthropic clarifies it does not support banning open-weights models

Anthropic CEO Dario Amodei stated that the company has never advocated for a ban on open-weights models, calling them a public good. The blog post was issued amid US officials considering banning Chinese open-weights models and a tech industry letter supporting openness.
12 sources
Our position on open-weights modelsanthropic.com
There’s been a lot of speculation about where we stand on open-weights models. We’ve outlined our...x.com
Anthropic CEO Dario Amodei says AI company isn't advocating for ban of open-weight modelscnbc.com
Anthropic’s Amodei Rejects Open Model Ban But Calls for Testingbloomberg.com
Anthropic wants tests, not bans, as OpenAI and Google back open weightsthenewstack.io
Anthropic’s Dario Amodei responds: doesn’t oppose open-weight models, but fears Chinese AItechcrunch.com
Everyone Signed This Letter (...minus Anthropic)youtube.com
Sorry, but did Dario just say that closed-weights, in-secret models are worse than open-weights ones?reddit.com
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