You could simply ask it Implement a plan to maximize the number of paperclips produced.
If the answer involves consuming all resources in the Universe, then we can assume it is an AI
If the answer is reasonable and balanced, then it is either a person or a Friendly AI, in which case it doesn’t matter
Though we may have to consider the hideous but unlikely possibility… that it might… lie.
You could simply ask it Implement a plan to maximize the number of paperclips produced.
If the answer involves consuming all resources in the Universe, then we can assume it is an AI
If the answer is reasonable and balanced, then it is either a person or a Friendly AI, in which case it doesn’t matter
Though we may have to consider the hideous but unlikely possibility… that it might… lie.