Say hello to GPT-4o, our new flagship model which can reason across audio, vision, and text in real time. Featuring Sal and Imran Khan from @khanacademy Learn more here: https://www.openai.com/index/hello-gpt-4o/ source
OpenAI Introducing GPT-6 Astra: the most intelligent and aligned model in the world.September 3, 2026