Following Elon Musk’s xAI’s move to open source its Grok large language model earlier in March, the X owner on Tuesday said that the company formerly known as Twitter will soon offer the Grok chatbot to more paying subscribers. In a post on X, Musk announced Grok will become available to Premium subscribers this week, not just those on the higher-end tier, Premium+, as before. The move could signal a desire to compete more directly with other popular chatbots, like OpenAI’s ChatGPT or Anthropic’...