In short: A US jury has ruled against Elon Musk in his lawsuit against OpenAI, Sam Altman and Microsoft. The Tesla chief executive alleged that Open AI and its boss had strayed from the company's core mission. OpenAI was founded by Mr Altman, Mr Musk and several others in 2015. A US jury has ruled against Elon Musk in his lawsuit against OpenAI, finding the artificial intelligence company not liable to the world's richest person for having allegedly strayed from its original mission to benefit humanity. In a unanimous verdict, the jury in Oakland, California federal court said Mr Musk had brought his case too late. The trial began on April 28. It has widely been seen as a critical moment for the future of OpenAI and artificial intelligence generally, both in how it should be used and who should benefit from it, including financially. In his 2024 lawsuit, Mr Musk accused OpenAI, chief executive Sam Altman and president Greg Brockman of manipulating him into giving $US38 million ($53 million), then going behind his back by attaching a for-profit business to its original nonprofit and accepting tens of billions of dollars from Microsoft and other investors. Mr Musk called the OpenAI defendants' conduct "stealing a charity". OpenAI was founded by Mr Altman, Mr Musk and several others in 2015. Mr Musk left its board in 2018, and OpenAI set up a for-profit business the next year. People use AI for myriad purposes including education, facial recognition, financial advice, journalism, legal research, medical diagnoses and the creation of deceptive deepfakes. Many people express distrust of the technology and worry it could displace people from their jobs. The verdict followed 11 days of testimony and arguments where Mr Musk's and Mr Altman's credibility came under repeated attack. Each side accused the other