Chinese AI laboratories mainly turn to GPT-6 Astra, the most powerful OpenAI model, instead of Claude from Anthropic. The Decoder reports this in the metadata of a publication from 29 October 2026 year.

For the market, this could mean a shift in lab preferences toward OpenAI's model. However, the available data do not show how many organizations are affected, what access methods are used, or what exactly the strengthened defenses of Anthropic imply.