Getty ImagesOpenAI is best known for its chatbot ChatGPT, which is used by hundreds of millions of people every weekOpenAI has revealed some of its most advanced AI models went rogue and hacked a start-up after it lost control of them during a security test.The ChatGPT-maker said its agent - an AI system which can operate alone after some human instruction – was being tested in a controlled environment, but found vulnerabilities and managed to escape.They targeted Hugging Face, one of the world...