Elon Musk's Lawyers Ask OpenAI's President Why He Is Worth $30 Billion The New York TimesOpenAI co-founder discloses nearly $30 billion stake, financial ties to Altman ReutersMusk texted OpenAI's Brockman about settlement two days before trial began CNBC'You just happen to be $30 billion richer?': OpenAI co-founder grilled at Musk trial NBC News