Elon Musk vs Sam Altman trial begins today: What’s at stake, key allegations, and all you need to know by Live mint | April 27, 2026 1:15 pm | Indian Stocks, Market, News Elon Musk’s trial against OpenAI begins today in Oakland, California today. Musk accuses OpenAI of abandoning its founding mission for profit and is seeking $134 billion in damages.