OpenAI CEO Sam Altman said using phrases like 'please' and 'thank you' with ChatGPT is costing OpenAI "tens of millions of dollars". Responding to X user's question on "how much money OpenAI has lost in electricity costs from people saying 'please' and 'thank you' to their models," Altman replied, "Tens of millions of dollars well spent." "You...never know," he added.