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 CNBCOpenAI co-founder leaves for AI rival Anthropic CointelegraphThe crew of 10 who helped Sam Altman found OpenAI has dwindled to 2 Business Insider