When Sam Altman first told ABC News in March 2023 that he and his OpenAI colleagues were “a little bit scared” of just how good the artificial intelligence (AI) systems they were unleashing are, it sounded like a cautious scientist’s plea for sober guardrails.

The C.E.O. of OpenAI helped usher artificial intelligence into public life. Now, as fears and fortunes mount, his own transformation is just beginning.

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Altman said older people tend to use ChatGPT as a "Google replacement" while college students use it like an operating system.

The contest in Silicon Valley to dominate artificial intelligence is playing out on a new court: superstar researchers.

OpenAI CEO Sam Altman said different generations use ChatGPT in different ways. Younger people tend to use it more as an advisor, while older generations use it as a replacement for a search tool, like Google.

OpenAI CEO Sam Altman asked Grok on Friday if he or Elon Musk should advance AI. We asked 6 other popular chatbots to chime in.