Prompt research vs keyword research — do you need both?

The absence of volume data is the defining constraint on prompt research and the reason it is built differently. There is no tool reporting how many people asked ChatGPT a given question, so the panel comes from talking to customers, reading sales calls and observing how people actually phrase requests. That is slower and less precise, and it is the only honest method available.

It also means the panel must be treated as an instrument rather than a target list. Fixed before work starts, changed rarely, and scored by written rules — otherwise improvements become indistinguishable from redefinitions. Keyword lists can be revised freely because the underlying volume data is external; prompt panels cannot, because you are the one defining the test.

Keyword research keeps doing what it always did. It tells you what demand exists, what it is worth, and what you can realistically win, which no amount of prompt work replaces. Most clients need both, and the practical division is that keywords plan the content while prompts judge whether it changed anything in generative surfaces.