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How to Run an AI Visibility Audit

A step-by-step process for auditing what ChatGPT, Perplexity, Gemini, and AI Overviews say about your brand — and turning the findings into a GEO action plan.

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Published 2026-07-02

Before you can improve how AI engines talk about your brand, you need to know what they currently say. An AI visibility audit answers three questions: do the major assistants mention you when it matters, is what they say accurate, and who are they recommending instead? Here's the full process — no tools required beyond the assistants themselves and a spreadsheet.

Step 1: Build your question set

The audit is only as good as its questions. Build a list of 50–100 questions across four types:

  • Problem questions — what buyers ask before they know solutions exist ("how do I keep leads from going cold").
  • Category questions — "best [category] tools for [segment]", "how to choose a [category] platform".
  • Comparison questions — "[you] vs [competitor]", "alternatives to [competitor]".
  • Brand questions — "what does [your brand] do", "is [your brand] worth it", "[your brand] pricing".

Pull these from sales call notes, support tickets, search query reports, and your own team's knowledge of how customers actually talk. Write them the way a person types, not the way a marketer would.

Step 2: Run the questions

Run every question through at least four surfaces: ChatGPT, Perplexity, Gemini, and Google (checking whether an AI Overview appears and what it says). Use clean sessions — logged out or fresh chats — so personalization doesn't skew results.

For each answer, record:

  1. Mentioned? — yes/no, and position (first recommendation, listed among others, absent).
  2. Accurate? — flag anything wrong about your pricing, features, positioning, or availability.
  3. Sentiment — recommended, neutral, or caveated ("however, users report...").
  4. Cited sources — which URLs the answer drew from, when shown.
  5. Competitors named — who appears and how often.

Expect variance: the same question asked twice can produce different answers. Run important questions two or three times and score the pattern.

Step 3: Score what you found

Compute three numbers:

  • AI answer share — the percentage of category and problem questions where you're mentioned. See AI answer share for the full method.
  • Accuracy rate — the percentage of brand-question answers with no factual errors.
  • Citation map — which of your pages (or which third-party pages) the engines cite when they do mention you.

The citation map is the strategic gold: it tells you which content is doing your GEO work. Teams are routinely surprised to find an old comparison post or a third-party review carrying most of their AI visibility.

Step 4: Turn findings into actions

Sort findings into four buckets:

  • Factual errors → fix the source. Trace where the wrong fact lives (stale pricing page, outdated third-party listing, old press mention) and correct or outrank it. Treat errors machines repeat as P1 content bugs.
  • Absent from category questions → content gaps. You need citable pages answering those exact questions — see the GEO content checklist for what makes a page citable.
  • Competitor-dominated comparisons → build honest comparison content. Engines cite pages that compare fairly and specifically; vendor puffery gets skipped.
  • Weak citations → strengthen what's working. Pages already being cited deserve updates, better structure, and fresher data before you build anything new.

Step 5: Make it a loop

A one-off audit decays fast. Re-run the question set monthly, track the three scores over time, and add new questions as your category shifts. If the manual run becomes a burden, this is the point to evaluate GEO tracking tools — you'll now know exactly what you need them to do.

The first audit usually takes a day. The recurring one takes an hour. Few hours of marketing work this year will tell you more about where your next customers are actually forming their first impression of you.