OpenAI launches ‘safer’ AI, GPT-4; Morgan Stanley one of its first customers By: MarketWatch March 14, 2023 at 15:14 PM EDT OpenAI launched a new AI model, GPT-4, Tuesday, adding to the surge in interest for artificial-intelligence applications. Read More >> Related Stocks: Duolingo, Inc. - Class A Common Stock Goldman Sachs Group Microsoft Morgan Stanley NVIDIA Corp