Mastercard
PaymentsFameproof index
82.1+0.9
Mastercard
Finance average
Claude 4.5
+0.8
81.8
Mention rate81%
Avg. position2.1
Factual accuracy91%
SentimentPositive
ChatGPT (GPT-5)
+0.8
81.7
Mention rate77%
Avg. position1.8
Factual accuracy94%
SentimentPositive
Gemini 2.5
+1.1
82.8
Mention rate79%
Avg. position1.7
Factual accuracy95%
SentimentPositive
Prompt performance
Position when mentioned · 1,200 promptsPrompt
CL
GPT
GEM
“Best payment processor for SaaS”
#2
#2
#2
“How do I accept payments online”
#1
#2
—
“Cheapest card processing for small business”
—
#2
#2
“Payment API with best documentation”
#1
#2
—
“Invoicing tools for freelancers”
#2
—
#2
A 5-prompt sample of the 1,200-prompt weekly panel.
Who wins the prompts Mastercard loses
Most-cited sources
What the models lean on when they describe Mastercard.
docs.mastercard.comwikipedia.orgg2.comnews.ycombinator.comreddit.com/r/business
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