Stripe vs American Express
Stripe leads American Express by 4.9 points on the Fameproof index, and wins 3 of the three models. Measured across 1,200 prompts per model per week.
Stripe
Payments
81.3/100
Rank 20 on the companies board
American Express
Payments
76.4/100
Rank 41 on the companies board
Stripe
Per-model score
American Express
80.4
Claude
77.3
81.7
ChatGPT
76.8
81.7
Gemini
75.1
30-day movement
+0.9
Change
+0.8
Last 7 runs
Answer quality
81%
Claude mention rate
77%
78%
ChatGPT mention rate
75%
78%
Gemini mention rate
72%
1.9
Claude avg. position
2.2
1.9
ChatGPT avg. position
2.1
2.0
Gemini avg. position
2.5
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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