AI VisibilityIndex 2026
Explore the strategies powering today's AI search leaders and get clear steps to build your own.
AI has rewritten the rules of search.
AI platforms like ChatGPT, Google AI Mode, Gemini, and AI Overviews are reshaping discovery through conversations and rapidly becoming the default search interface. Brand visibility is now the crucial measure.
How we track the brands AI recommends
Our AI Visibility Index reveals who's winning in AI search and how they're doing it. We analyzed more than 126 million real US AI search prompts across 22 industries and four AI platforms to find:
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These brands lead the AI search race
Brand leaderboard
The top 22 most mentioned brands, filtered by date, industry, and AI platform.
Mentions
A measure of visibility reflecting how often a brand name appears in an AI answer. This is a direct count from our database of more than 126 million US AI search prompts.
Brand performance
The brand performance bubble chart shows how a brand's visibility in AI answers relates to its authority as a cited source. A brand with high visibility but low authority is being talked about without being cited. A brand with high authority but lower visibility is a trusted reference source that isn't dominating the conversation.
Mentions
A measure of visibility reflecting how often a brand name appears in an AI answer.
Citations
A measure of authority reflecting how often a brand's domain is cited as a source in an AI answer.
THE DEFINITIVE ANALYSIS OF AI VISIBILITY
See the patterns. Spot the gaps. And learn how to lead.
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Users who search with LLMs are 4.4× more likely to convert than those using search engines.
AI-generated results are projected to overtake organic search traffic by 2028.
Every day, ChatGPT receives 2.5 billion prompts from over 190 million users.
See exactly who your brand is up against
Curious which competitors AI names alongside a brand? Use our explorer to find any leading brand’s closest competitors in seconds.
Brand co-occurrence
How often brand pairs were mentioned together in AI-generated prompts.
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See which sources fuel the most AI answers
Want to see ChatGPT’s favorite sources for finance? Find out in seconds.
Top 10 sources
Select the vertical to see the top 10 most-cited sources for each of the four AI platforms. Sources are ranked by total citations across more than 126 million US AI search prompts.
These charts show the percentage of prompts featuring each source. A value above 100% means the source appears more than once per prompt on average. For example, 135% for Reddit means it appears 1.35 times per prompt.
Citations
The number of times a source was cited to back up an AI answer. Higher citation counts mean AI platforms are relying on that source more heavily to form their responses.
Share of Prompts
The percentage of all prompts in our database where this source was cited. A share of 1% means the source appeared in roughly 1 in every 100 AI answers.
Source
A website domain used by AI search to formulate its answer. These are typically highlighted in a sidebar or listed at the bottom of an answer.
Find the key sources and strategies that are shaping AI visibility in your industry.
Download the full studyHow brands compare across the four AI platforms
Deep dive into the similarity of the top sources and brand mentions for each AI platform by vertical. How often do the four AI platforms rely on the same sources and brands? This helps uncover how each model composes its answers.
Similarity of brand mentions
We analyzed how similar the top 100 mentioned brands are across all four major AI platforms: ChatGPT, Google AI Mode, Google AI Overview, and Gemini. This highlights the overlap between them and the need for multiple optimization strategies across different AI environments.
Mention-mention overlap
We take the top 100 mentioned brands from each pair of platforms and count how many appear in both lists. A higher number means the two platforms agree more on which brands are talked about.
Similarity of cited sources
We compared how similar the top 100 cited sources are across all four major AI platforms, broken down by industry. This reveals whether different sources are favored by different platforms, and whether a targeted citation-earning strategy is needed per platform.
Source-source overlap
We take the top 100 cited sources from each pair of platforms and count how many appear in both lists. A higher number means the two platforms draw on similar sources.
Overlap of top 100 sources and mentions
We looked at how many of the top 100 cited sources also appeared in the top 100 mentioned brands within each AI model and vertical. A higher number indicates greater overlap between sources and brand mentions, revealing how often trusted sources are also recognized brands that earn a mention.
Source-mention overlap
Source-mention overlap. We take the top 100 sources and the top 100 mentioned brands for each AI platform, and count how many appear in both lists. A higher number means a platform treats the same domains as both trusted sources and prominent brands.
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Reports & Playbooks
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Download for freeInterested in how we created the AI Visibility Index?
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