Elon Musk is expected to testify in a pivotal trial against OpenAI and its CEO Sam Altman, where he seeks $150 billion in damages. The lawsuit arises from OpenAI's controversial shift from a nonprofit to a for-profit model, which Musk argues violates commitments made to the public and donors. His lawyer, Steven Molo, accused the defendants of 'stealing a charity' and prioritizing profit over ethical AI development. Musk is also requesting a structural overhaul of OpenAI, including a return to its nonprofit status and the removal of Altman and Greg Brockman from leadership positions. OpenAI has denied the allegations, claiming Musk supported the restructuring and is now attempting to undermine the organization. The trial, expected to last four weeks, could reshape the governance of AI companies and influence their future direction, amid ongoing debates about the balance between innovation and ethics in artificial intelligence.