Costco vs Shopify
Costco leads Shopify by 0.5 points on the Fameproof index, and wins 2 of the three models. Measured across 1,200 prompts per model per week.
Costco
Retail
78.6/100
Rank 31 on the companies board
Shopify
E-commerce
78.1/100
Rank 34 on the companies board
Costco
Per-model score
Shopify
77.5
Claude
78.4
78.7
ChatGPT
78.0
79.5
Gemini
77.8
30-day movement
−0.2
Change
−0.5
Last 7 runs
Answer quality
78%
Claude mention rate
77%
75%
ChatGPT mention rate
78%
79%
Gemini mention rate
76%
2.3
Claude avg. position
2.1
1.9
ChatGPT avg. position
1.9
1.9
Gemini avg. position
2.2
Both are ranked on the Company AI Visibility board. Lower average position is better — it means the model names them earlier in its answer.
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