What are the top 5 payment processors?
Asked "What are the top 5 payment processors?", Gemini, Google AI Mode and Perplexity named 22 distinct names across 15 answers on September 7, 2026, and 14 of them in two or more answers.
14 of 22 names confirmed · named in 2 or more of 15 answers · asked September 7, 2026 · 3 engines
The top payment processors include Stripe, PayPal, Square, Adyen, and Helcim, with the best choice depending on business needs such as online vs in-person transactions, API flexibility, and international payments. Stripe and Adyen are suitable for online and developer needs, while Square is ideal for in-person omnichannel sales. Helcim offers transparent pricing for small businesses, and PaymentCloud or Finix can provide specialized underwriting or gateway flexibility for high-risk or niche industries.
- 1Stripenamed in 15 of 15 answers
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- 2PayPalnamed in 13 of 15 answers
- 3Adyennamed in 13 of 15 answers
- 4Squarenamed in 11 of 15 answers
- 5Worldpaynamed in 6 of 15 answers
- 6Fiservnamed in 6 of 15 answers
- 7Braintreenamed in 4 of 15 answers
- 8Authorize.netnamed in 4 of 15 answers
- 9Global Paymentsnamed in 4 of 15 answers
- 10Helcimnamed in 3 of 15 answers
- 11JPMorgan Chasenamed in 3 of 15 answers
- 12Checkout.comnamed in 3 of 15 answers
- 13Finixnamed in 2 of 15 answers
- 14Wells Fargonamed in 2 of 15 answers
- 15Global Payments Inc.named in 1 of 15 answersone answer
- 16Global Payments (Worldpay)named in 1 of 15 answersone answer
- 17FISnamed in 1 of 15 answersone answer
- 18Clovernamed in 1 of 15 answersone answer
- 19Block, Inc. (Square)named in 1 of 15 answersone answer
- 20PaymentCloudnamed in 1 of 15 answersone answer
- 21Datatransnamed in 1 of 15 answersone answer
- 22Bank of Americanamed in 1 of 15 answersone answer
The full measurement
- The position each of the 3 engines gave all 22 names.
- How many of the 15 answers named each of them.
- 23 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.