Photo illustration: Sarah Grillo/Axios. Photo: Kyle Grillot/Bloomberg via Getty ImagesThe U.S. Department of Commerce has given OpenAI the green light for a broad launch of its advanced GPT-5.6 model, a source familiar with the situation confirmed to Axios Tuesday.Why it matters: The government and the world's most advanced AI companies are negotiating how people get access to powerful technologies case-by-case, in real time.Driving the news: OpenAI expects to do a wide release of GPT-5.6 this w...