Robert Hart is a London-based reporter at The Verge covering all things AI and Senior Tarbell Fellow. Previously, he wrote about health, science and tech for Forbes.The tides are turning in the AI race, and the pressure is getting to OpenAI. Chief executive Sam Altman reportedly declared a “code red” on Monday, urging staff to improve its flagship product ChatGPT, an indicator that the startup’s once-unassailable lead is eroding as competitors like Google and Anthropic close in.In the memo, repo...