About / Author

Grant Simmonds

Director, theround ltd · Zebora and RateMyPrompts

Grant Simmonds is a director of theround ltd, the company behind RateMyPrompts and the Zebora AI visibility consultancy. He writes the RateMyPrompts guides on measuring brand visibility in AI assistants.

Guides by Grant

  1. · 5 min read

    Model updates move your AI visibility more than you doA silent model update can move every prompt in your set at once. Why AI visibility jumps without cause, and how to stop it being read as a trend.
  2. · 6 min read

    Does prompt wording change your AI visibility score?Prompts in category jargon can report 6.6 times more brand mentions than buyer situations. How to check the register of your prompt set.
  3. · 5 min read

    How big does a change in AI visibility have to be to be real?Most month-on-month AI visibility changes sit inside the margin of error. How to work out the smallest change your prompt set can actually see.
  4. · 5 min read

    How many prompts does an AI visibility prompt set need?At least 30, and usually 100 or more. How to size a prompt set from the change you want to detect, the topics you report and the markets you track.
  5. · 6 min read

    Why more prompts beat more repeats in AI visibility trackingRunning one prompt 100 times is not 100 observations. How the design effect shrinks your sample, and where to spend a tracking budget instead.
  6. · 5 min read

    Branded prompts inflate your AI visibility scorePrompts that name your brand return your brand. Why they flatter AI visibility numbers, how much, and what share of a prompt set they should be.
  7. · 5 min read

    How to build an AI visibility prompt set from real buyer languageAn eight-step method for writing AI visibility prompts from sales calls, support tickets and search data, so your tracker measures how buyers really ask.