January 8, 2026   05:43 PM   1 Elon Musk-backed xAI has been missing in action for a while now, but today, Musk teased a major upgrade for Grok alongside new products. Grok is xAI's LLM model, and it competes head-to-head with Sam Altman's ChatGPT or Google's Gemini. Lately, Grok has been in the news for all the wrong reasons, and Elon Musk is looking to change...