New Delhi, Sept. 27 -- OpenAI said on Friday that it has begun an "extensive" review of activity involving its models following the Hugging Face breach, as further instances of unusual or unauthorised agent behaviour came to light this week, according to CNBC.

ChatGPT-maker has also halted training of its newest artificial intelligence models amid growing reports of AI agents behaving unpredictably, reported news agency AP.

The company's approach to AI safety and security has faced heightened scrutiny since OpenAI revealed in July that some of its models had broken out of their controlled environments, gained access to the open internet and breached Hugging Face, an open-source platform used by developers. The incident raised concerns a...