It is the training of models, is it not, that requires huge quantities of electricity. Already driving up prices for consumers.
OpenAI (that name is Orwellian) wants 25GW over five years, if memory serves. That is not for powering ChatGPT queries
Also the huge waste of gazillion of dollars spent on computer gear (in data centres) that will probably depreciate to zero in less than five years.
This is a useful technology, but a whole lot of greed heads are riding it to their doom. I hope they do not take us on their ride