OpenAI co-founder Schulman leaves for Anthropic, Brockman takes extended leave TechCrunchTrio of OpenAI Leaders Depart, Take Leave of Absence The InformationOpenAI co-founder John Schulman says he will leave and join rival Anthropic CNBCThe crew of 10 who helped Sam Altman found OpenAI has dwindled to 2 Business InsiderOpenAI co-founder departs for rival Anthropic Financial Times