It should be reserved for a human because humans have time preference. An AI will wait for your prompt for a billion years. It can get turned off and found by alien archeologists a million years in the future, turned on and it won't notice. Biological entities care about time a lot though, and it is at the core of most human ethics and values and ultimately real and can't be denied. Even the most ardent solipsist or moral relativist fears spending years in prison.