The company said a Chinese operation had built the tool to identify anti-Chinese posts on social media services in Western countries.

OpenAI recently banned several accounts that had been using ChatGPT to write sales pitches and debug code for a suspected social media surveillance tool that likely originated in China, the company said — part of a broader effort by the AI startup to police malicious uses of its powerful AI models.

OpenAI released a report today detailing numerous examples of how the company has disrupted malicious uses of its AI models, including banning some accounts for how they’re using ChatGPT. In two of the case studies,

OpenAI spotted and disrupted two uses of its AI tools as part of broader Chinese influence campaigns, including one designed to spread Spanish-language anti-American disinformation, the company said.