Elon Musk, while trying to slash the US government's federal spending, has also been exploring his businesses. Musk-led xAI released the latest version of his Grok chatbot, Grok 3, on February 18.

There's been a lot of chatter in the media about a little LLM (large language model) from China suddenly popping the “AI bubble” that vaulted NVIDIA shares to rival Apple in the past two years. But ...