SAN FRANCISCO: ChatGPT-maker OpenAI said its latest and most powerful artificial intelligence model will be released to the public on Thursday (Jul 9), as the United States government reportedly approved a broader launch.The company's new GPT-5.6 offerings and other cutting-edge AI models, including Anthropic's Mythos series, have drawn concern over what researchers have described as an unprecedented ability to identify weaknesses in code that hackers can exploit.That has raised national security fears, and OpenAI said in late June it had shared preview access to GPT-5.6 with a limited group of trusted US-based partners at Washington's request.Large language models are the technology that underpins chatbots and many other AI tools, with their capacity to crunch through colossal amounts of