Musk's announcement comes hours after xAI debuted its latest flagship AI model, Grok 4. The 54-year-old discussed the recent innovation during a nearly hour-long livestream shared on xAI's X page, during which he did not mention the chatbot's integration into Tesla vehicles.

Less than a month after its debut in Austin, Elon Musk's Tesla robotaxi service is poised to expand its operations around the Texas capital, while adding a controversial new feature to its services. On Wednesday,

Grok 4 has a favorite source on some hot-topic issues, citing Elon Musk's opinions without being instructed to do so.