Open this photo in gallery:OpenAI says GPT-5.6 Sol, Terra and Luna will launch on Thursday.Dado Ruvic/ReutersSave for laterOpenAI will publicly launch its most capable model, GPT-5.6, on Thursday, after delaying the release last month on the U.S. government’s request amid mounting national security concerns that powerful AI systems could be misused.The United States and China are in a race to develop cutting-edge AI models, the likes of which, experts have said, could dramatically accelerate sophisticated cyberattacks, in sectors that rely on complex, interconnected, and often decades-old technology systems.Washington has increased scrutiny of advanced AI model releases to identify potential threats...