Jimmy John's vs Publix
How do Jimmy John's and Publix compare inside AI answers? Across the latest Famewise run, here is each brand's visibility in ChatGPT, Claude and Gemini — and how often they are named together.
Relative share of voice
Of the 76 mentions across the two brands, Jimmy John's takes 93% and Publix 7%. They are named together in 3 answers.
How this is measured
Famewise generates the category-level questions consumers ask AI assistants, then asks them to current OpenAI GPT, Anthropic Claude and Google Gemini models — each question with web search on and off. An extraction model records every brand named in every answer, the position of its first mention, and the sentiment toward it. Brands are ranked by visibility: the share of this category's answers that name them at least once. Share of mentions is a different cut of the same data — each brand's slice of every brand mention in the category. Every number reflects the latest scheduled run.
Frequently asked questions
Is Jimmy John's or Publix more visible in AI answers?
In the latest Famewise run, Jimmy John's is named in 71 AI answers and Publix in 5. Jimmy John's has the higher share of voice. The two are named together in 3 answers.
How are Jimmy John's and Publix measured?
Famewise asks current OpenAI GPT, Anthropic Claude and Google Gemini models the questions consumers ask in these brands' categories — with and without web search — and records every brand each answer names, its position, and the sentiment toward it.
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