OpenAI is shutting down its popular AI model GPT-4o this week after a transition period. The company was unable to contain the chatbot's harmful effects on vulnerable users.

OpenAI is shutting down its popular AI model GPT-4o this week after a transition period. The company was unable to contain the chatbot's harmful effects on vulnerable users.

A frenzy of devoted GPT-4o fans are begging OpenAI not to pull the plug.