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AI Market Share refers to the distribution of traffic and users across conversational AI platforms (ChatGPT, Gemini, Perplexity, Claude). It is a market statistic: any published figure must state its primary source, date, population and limits. It must not be confused with a brand's Share of Voice, which measures mentions against a scenario corpus, queried models, a protocol and a period.
What is AI Market Share?
AI Market Share refers to how usage (traffic, users) is distributed across conversational AI platforms: ChatGPT, Gemini, Perplexity, Claude and others. It is a market indicator, distinct from the visibility of any single brand.
Methodological rigor
Any published market share statistic must state its primary source, date, measured population and limitations. Without a dated source, such figures are not publishable — they vary widely depending on the measurement method (web traffic, self-reported users, queries).
Not to be confused with Share of Voice
Market share measures the platforms; AI Share of Voice measures a brand's share of mentions in AI responses, always tied to a corpus of scenarios, the models queried, the protocol and the period. It is neither an overall market share nor a user volume.
Why diversification is crucial
Usage is spread across several fast-evolving platforms. Auditing a brand's visibility on a single model gives an incomplete picture: AEO and GEO strategies should cover all platforms relevant to the client's market.
Tracking visibility with AI Labs Audit
AI Labs Audit covers 50+ AI models and configurations, enabling agencies to measure their clients' AI Share of Voice on each platform. Launch a multi-model audit for a complete view of your clients' visibility.
Every question asked to ChatGPT without the brand in the answer is a competitor recommended in its place: measured across 6,820 real AI answers.