It's no surprise that Musk is leaning into AI — the CEO has spoken about the idea in many of Tesla's earnings calls over the last year. What sets his approach apart, analysts say, is the way he's blending the boundaries between his companies.

Tesla Inc. plans to poll shareholders on whether to invest in xAI, Elon Musk said after the Wall Street Journal reported SpaceX was prepared to funnel $2 billion into the Grok chatbot developer.