Who are the biggest payment providers?
Asked "Who are the biggest payment providers?", Copilot, Perplexity, Gemini, Google AI Mode and ChatGPT named 21 distinct names across 5 answers on September 9, 2026, and 12 of them in two or more answers.
Measured acrossCopilotPerplexityGeminiGoogle AI ModeChatGPT
12 of 21 names confirmed · named in 2 or more of 5 answers · asked September 9, 2026 · 5 engines
The biggest payment providers include Visa, Mastercard, Stripe, PayPal, American Express, and Adyen, with Visa and Mastercard dominating transaction volumes, while PayPal and Stripe lead in online commerce. In China, Alipay and WeChat Pay are the largest mobile payment platforms. Other major players include Fiserv, Global Payments, and JPMorgan Chase.
- 1Visanamed in 5 of 5 answers
- 2Mastercardnamed in 5 of 5 answers
- 3Stripenamed in 5 of 5 answers
- 4PayPalnamed in 5 of 5 answers
- 5Adyennamed in 5 of 5 answers
- 6Fiservnamed in 4 of 5 answers
- 7American Expressnamed in 4 of 5 answers
- 8Global Paymentsnamed in 3 of 5 answers
- 9JPMorgan Chasenamed in 2 of 5 answers
- 10Alipaynamed in 2 of 5 answers
- 11WeChat Paynamed in 2 of 5 answers
- 12Square (Block, Inc.)named in 2 of 5 answers
- 13FIS / Worldpaynamed in 1 of 5 answersone answer
- 14Chase Payment Solutionsnamed in 1 of 5 answersone answer
- 15Global Payments (tsgpayments.com) / Worldpaynamed in 1 of 5 answersone answer
- 16FISnamed in 1 of 5 answersone answer
- 17One97 Communications (Paytm)named in 1 of 5 answersone answer
- 18Blocknamed in 1 of 5 answersone answer
- 19Checkout.comnamed in 1 of 5 answersone answer
- 20Payoneernamed in 1 of 5 answersone answer
- 21Wise Businessnamed in 1 of 5 answersone answer
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The full measurement
- The position each of the 5 engines gave all 21 names.
- How many of the 5 answers named each of them.
- 53 sampled observations behind this ranking, and where the engines disagree.
- Fan-out — the query each engine actually searched.
- Every citation, and the sources nobody cited.