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What is AI visibility?

AI visibility (also called LLM visibility) describes whether AI assistants such as ChatGPT, Gemini and Perplexity name, cite and recommend your brand on their own when people ask them questions from your market.

A state, not a lever

AI visibility is the outcome, not the activity. It describes how present your brand actually is in AI answers – just as a Google ranking describes where you stand in search results. The discipline that works on this state is called GEO (Generative Engine Optimization).

The distinction is more than semantics: you can measure and observe the state, and you can practice the discipline. Mixing the two up makes it easy to confuse activity with impact.

What AI visibility consists of

Whether a brand is visible in AI answers is decided on several levels at once:

  • Being named: does the brand appear in the answer at all?
  • Being recommended: does the AI name the brand as a recommendation or only in passing?
  • Being cited: does the AI reference your website or third-party sources about you as evidence?
  • Position: does the brand appear at the start of the answer or only at the end?
  • Sentiment: is the mention positive, neutral or critical?

Achtung.app condenses signals like these into AI Prominence, a score from 0 to 100 that is recalculated daily. How the weighting works in detail is documented in the methodology.

AI visibility vs. Google rankings

A Google ranking is a position in a list: place three is place three, and Search Console reports impressions and clicks for it. AI visibility works differently:

  • There are no positions 1 to 10, just a written answer in which your brand appears or is missing
  • Answers are generated fresh per query; the same question can be answered differently today than tomorrow
  • The providers report no impression data; whether you appear in answers is only visible through your own measurement
  • Instead of ten links, your brand competes for a few mentions in a single answer

What influences AI visibility

AI answers draw on several sources, so several factors interact:

  • Presence in training data: brands that have been described consistently across the open web for years are anchored more firmly in the model
  • Live web search per query: search-grounded systems search the web fresh for every question and cite what they find
  • Third-party sources: directories, trade media and comparison sites that AI assistants use as evidence
  • Website hygiene: content that AI crawlers can reach and machines can parse

None of these factors guarantees a mention. Together they determine how likely it is that an AI assistant knows your brand, trusts it and includes it in the answer.

How AI visibility becomes a number

The state can only be measured credibly with questions that do not contain your brand. Ask an AI directly about a brand and you always get an answer about that brand; that measures nothing. What is meaningful is whether the AI names you on its own when answering a brand-free question from your market.

On top of that come multiple runs per question and provider, because individual AI answers fluctuate randomly. Which measurement methods exist and why different tools report different numbers is explained on How AI visibility is measured.

One concept, many names

AI visibility and LLM visibility refer to the same concept; the German market says KI-Sichtbarkeit. LLM visibility emphasizes the large language models behind the assistants. Brand visibility in ChatGPT means the same thing too, just narrowed to one brand and one provider – how to track it is covered on AI brand monitoring.

The disciplines that aim to improve the state are called GEO and AEO; how the terms relate is explained on What is AEO?. The ongoing observation of the state is AI search monitoring.

FAQ

No. A ranking is a position in a list of links, with impressions and clicks reported by Search Console. AI visibility describes whether you appear in written AI answers that are generated fresh per query and for which no provider reports impression data. It only becomes visible through your own regular measurement.

Another word for AI visibility. LLM stands for large language model, the models behind ChatGPT, Gemini and Perplexity. Both terms ask the same question: do these systems name and recommend your brand on their own?

AI answers are generated fresh per query, and search-grounded systems pull in current web content for every question. Your visibility can therefore shift continuously, for example when new third-party sources appear or competitors become more present. Single measurements go stale quickly; trend data is what holds up.

Through the signals AI assistants weigh when writing their answers: fact-rich content on your own site, consistent brand information across your website and third-party sources, and accessibility for AI crawlers. This work is called GEO (Generative Engine Optimization). The first step is a baseline: measure where you stand today.

Achtung.app measures visibility daily across the major search-grounded AI platforms used in the DACH region: ChatGPT (OpenAI), Gemini (Google) and Perplexity. Search-grounded means the model runs a live search of the open web per query and cites the sources it finds. Additional models can be added on request.