AI assistants most often recommend Stripe for payment gateways in 🇺🇸 United States (English), naming it in 100% of the buyer questions we tested, followed by PayPal and Square. We asked an AI model the questions buyers ask about payment gateways and tallied which brands it named most — "share of voice" in AI answers, who AI recommends when no human is watching.
| # | Brand | AI share of voice |
|---|---|---|
| 1 | Stripe | 6/6 (100%) |
| 2 | PayPal | 6/6 (100%) |
| 3 | Square | 6/6 (100%) |
| 4 | Authorize.net | 2/6 (33%) |
Method: 6 representative buyer questions via a large language model, 🇺🇸 United States (English). Updated 6/11/2026. A proxy for how AI assistants describe this category.
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