GPT-4o, OpenAI's flagship model released in May, stands out for its audio comprehension, achieving an average response time of 320 milliseconds, close to human conversation speed. It integrates text, visual, and audio modalities through end-to-end training, showcasing its potential across various inputs and outputs. OpenAI plans to launch advanced speech mode features via ChatGPT Plus in June, delayed by a month for improvements in model detectio....