OpenAI, maker of ChatGPT, on Monday took the first step toward going public, one week after rival Anthropic announced its own filing, as both companies look to raise the massive sums needed to expand.OpenAI, maker of ChatGPT, on Monday took the first step toward going public, one week after rival Anthropic announced its own filing, as both companies look to raise the massive sums needed to expand.Machine learning & AI[#item_full_content]