Asked about Examples, and when they earn their cost

When would you use few-shot rather than zero-shot?

An answer that works

When the task is easier to demonstrate than describe: an unusual format, a subtle judgement, a tone. Start zero-shot, because examples cost tokens on every call, and add them when you can measure that they help.

Reading an answer is not being able to give one. The section that teaches this is Examples, and when they earn their cost, 3 hours of Prompting.

Learn this properly