traditional San Francisco, California
Fast (Affirm)
Accelerated one-click checkout solution powered by Affirm, offering flexible buy-now-pay-later options. Acquired by Affirm in April 2022 to provide frictionless checkout experiences.
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Fees from
Custom
Settlement
—
Coverage
1 country
Payment methods
4
Dev tools
Sandbox Webhooks
Fees shown are indicative, not a binding quote. Always verify directly with Fast (Affirm) before signing.
Best for
Accelerated checkout with BNPL integration
Key features
Enterprise
Instant Payments
Recurring Payments
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