You might’ve heard of Grok, X’s answer to OpenAI’s ChatGPT. It’s a chatbot and, in that sense, behaves as you’d expect — answering questions about current events, pop culture and so on. But unlike ...

During xAI’s launch of Grok 4 on Wednesday night, Elon Musk said — while livestreaming the event on his social media platform, X — that his AI company’s ultimate goal was to develop a “maximally truth ...