OpenAI unveils newest AI model, GPT-4o - CNN

1. OpenAI unveils newest AI model, GPT-4o  CNN
2. OpenAI's new GPT-4o model lets people interact using voice or video in the same model  MIT Technology Review
3. OpenAI launches new AI model and desktop version of ChatGPT  CNBC
4. OpenAI plans to announce Google search competitor on Monday, sources say  Reuters
5. Microsoft-Backed OpenAI Unveils Most Capable AI Model, GPT-4o  Investopedia