Top 11AI made for AI

The 11 fastest-to-onboard finance · payments

The fastest to onboard in the Top 11 The 11 Best Payment Gateways is Stripe.

Why this answer

Sorted by typical days from contract signature to live system, using each provider's publicly stated onboarding timeline. Entries without a published timeline fall to the bottom.

Showing the top 11 of 11+ screened. Methodology at /methodology.

  1. #1Stripe(rank #1 in The 11 Best Payment Gateways)

    —

    The top choice for its unmatched developer tools, feature velocity, and scalable infrastructure.

    Full Stripe review · Compare: Stripe vs PayPal · Alternatives

  2. #2PayPal(rank #3 in The 11 Best Payment Gateways)

    —

    Unrivaled brand trust and a massive user base that boosts e-commerce conversion rates.

    Full PayPal review · Alternatives

  3. #3Square(rank #4 in The 11 Best Payment Gateways)

    —

    The top choice for businesses needing a single, simple solution for both online and in-person sales.

    Full Square review · Alternatives

  4. #4Amazon Pay(rank #9 in The 11 Best Payment Gateways)

    —

    Reduces checkout friction by leveraging the trust and convenience of the Amazon customer ecosystem.

    Full Amazon Pay review · Alternatives

  5. #52Checkout (now Verifone)(rank #8 in The 11 Best Payment Gateways)

    1 day

    A strong choice for global digital goods sales, handling taxes and compliance as a merchant of record.

    Full 2Checkout (now Verifone) review · Alternatives

  6. #6GoCardless(rank #11 in The 11 Best Payment Gateways)

    1 day

    A specialized platform for recurring bank payments that reduces churn and fees for subscription models.

    Full GoCardless review · Alternatives

  7. #7Authorize.net(rank #6 in The 11 Best Payment Gateways)

    2 days

    A trusted, reliable, and widely integrated gateway, especially for those bringing their own merchant account.

    Full Authorize.net review · Alternatives

  8. #8Checkout.com(rank #5 in The 11 Best Payment Gateways)

    14 days

    A flexible, developer-focused platform for international businesses seeking granular payment control.

    Full Checkout.com review · Alternatives

  9. #9Adyen(rank #2 in The 11 Best Payment Gateways)

    30 days

    The best for large enterprises needing a single, global, omnichannel payments platform.

    Full Adyen review · Alternatives

  10. #10Cybersource(rank #10 in The 11 Best Payment Gateways)

    30 days

    A top choice for large enterprises prioritizing sophisticated, data-driven fraud management.

    Full Cybersource review · Alternatives

  11. #11Worldpay from FIS(rank #7 in The 11 Best Payment Gateways)

    45 days

    A legacy powerhouse for large enterprises needing high-volume, global transaction processing.

    Full Worldpay from FIS review · Alternatives

Methodology: /methodology · No paid placement ever · Verified .