# Read a price and a listing

Lesson 3 of [GPU cloud foundations for buyers](https://gpuclouds.fyi/academy/gpu-cloud-foundations.md), 14 minutes.

A GPU price is useful only when its unit and its conditions are clear. Start with the unit A listing on this site can show one of these billing values: per second, per minute, per hour, monthly or contract. Convert to one unit before you compare. To change a per-second rate to a per-hour rate, multi…

The rest of this lesson is for learners enrolled in the course. [See how GPU cloud foundations for buyers works](https://gpuclouds.fyi/academy/gpu-cloud-foundations.md).

Also on the [web page](https://gpuclouds.fyi/academy/gpu-cloud-foundations/read-a-price-and-a-listing).