Musk’s suit essentially accuses OpenAI of straying from its founding nonprofit mission: ensuring AGI, a highly capable AI system that can perform a wide range of jobs, benefits humanity. The defendants in the case are OpenAI, Altman, OpenAI’s President and cofounder Greg Brockman, and OpenAI’s biggest investor, Microsoft. Despite generating billions of dollars in revenue, OpenAI is still overseen by a nonprofit today. Musk was one of the original cofounders of the OpenAI nonprofit and donated about $38 million to it during those early days, but he split off in 2018 after getting into disagreem