Tesla (TSLA) CEO Elon Musk’s artificial intelligence startup, xAI, debuted its new Grok-3 chatbot, claimed to rival OpenAI’s ChatGPT-4o, Alphabet’s (GOOG, GOOGL) Gemini, and DeepSeek’s V3 model. In a recent back and forth between Musk and fellow OpenAI co-founder and CEO Sam Altman, OpenAI’s board rejected Musk’s bid of $97.4 billion for the company’s non-profit parent last week. Seana Smith and Brad Smith report more on this story and the comparisons between the top AI chatbots on the market. To watch more expert insights and analysis on the latest market action, check out more Morning Brief here. This post was written by Luke Carberry Mogan.