Apple is reportedly planning a big AI-focused M4 Mac upgrade The VergeApple (AAPL) Readies M4 Chip Mac Line, Including New MacBook Air and Mac Pro BloombergS&P 500 Gains and Losses Today: Apple Jumps on Report of Plans for AI-Powered Macs InvestopediaApple may start releasing AI-centric, M4-powered Macs later this year EngadgetReport: Apple’s next-generation of Mac chips will have an AI focus TheStreet