gpt-4o

OpenAI began rolling out ChatGPT’s Advanced Voice Mode on Tuesday, giving users their first access to GPT-4o’s hyperrealistic audio responses. The alpha version will be available to a small group…

OpenAI introduced GPT-4o mini on Thursday, its latest small AI model. The company says GPT-4o mini, which is cheaper and faster than OpenAI’s current cutting-edge AI models, is being released…

The ChatGPT mobile app’s net revenue first jumped 22% on the day of the GPT-4o launch and continued to grow in the following days.