AI tokens could become the kilowatt-hour of the AI age
AI companies use tokens to track usage and bill customers. Now economists are using them to track the spread of AI through the economy.
AI companies use tokens to track usage and bill customers. Now economists are using them to track the spread of AI through the economy.
This article was originally published at: https://www.npr.org/sections/planet-money/2026/07/28/g-s1...