Costco vs Walmart Great Value
How do Costco and Walmart Great Value 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 270 mentions across the two brands, Costco takes 58% and Walmart Great Value 42%. They are named together in 8 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 share of voice: the number of answers that mention them. Every number reflects the latest scheduled run.
Frequently asked questions
Is Costco or Walmart Great Value more visible in AI answers?
In the latest Famewise run, Costco is named in 157 AI answers and Walmart Great Value in 113. Costco has the higher share of voice. The two are named together in 8 answers.
How are Costco and Walmart Great Value 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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