/AI3h ago

Wharton's Ethan Mollick warns the open-weights AI frontier will lag behind proprietary models if Chinese labs halt releases

Rising development costs make open-weights distribution commercially unviable.

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Ethan Mollick@emollick#176inAI

Also, a lot depends on Chinese labs continuing to ship open weights models. If they stop, the frontier falls further and further behind to those who want to use local/fine-tuned models.

I think this is possible because open weights may not be a good business model as costs rise.

8:59 PM · Jun 4, 2026 · 6.2K Views
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Will Knight@willknight

@emollick The cybersecurity risks might complicate this you know…

Ethan Mollick@emollick

Also, a lot depends on Chinese labs continuing to ship open weights models. If they stop, the frontier falls further and further behind to those who want to use local/fine-tuned models.

I think this is possible because open weights may not be a good business model as costs rise.

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Wharton's Ethan Mollick warns the open-weights AI frontier will lag behind proprietary models if Chinese labs halt releases · Digg