The trial concerning Elon Musk's lawsuit against OpenAI commenced in Oakland, California, with Musk alleging that OpenAI, co-founded by him, strayed from its mission to develop artificial intelligence for the benefit of humanity. Musk claims that OpenAI transformed into a profit-driven entity, seeking $150 billion in damages from OpenAI and Microsoft, one of its major investors. OpenAI's lawyer, Bill Savitt, contended that Musk was motivated by personal ambition, stating he wanted 'the keys to the kingdom' and that he only filed the lawsuit after launching his own AI company, xAI. Musk's legal team argued that OpenAI's leadership has prioritized wealth over its charitable mission. The trial could influence OpenAI's plans for an initial public offering, which could value the company at $1 trillion. Additionally, the judge admonished Musk for his social media comments regarding OpenAI's CEO Sam Altman, emphasizing the need for decorum during the proceedings. Both Musk and Altman are expected to testify, alongside Microsoft CEO Satya Nadella.