OpenAI, Anthropic, Google Unite to Combat Model Copying in China

Rivals OpenAI, Anthropic PBC, and Alphabet Inc.’s Google have begun working together to try to clamp down on Chinese competitors extracting results from cutting-edge US artificial intelligence models to gain an edge in the global AI race.

The firms are sharing information through the Frontier Model Forum, an industry nonprofit that the three tech companies founded with Microsoft Corp. in 2023, to detect so-called adversarial distillation attempts that violate their terms of service, according to people familiar with the matter.

The rare collaboration underscores the severity of a concern raised by US AI companies that some users, ...