Payment Integration Cost Breakdown: 2026
Cost analysis Payment Integration Cost Breakdown: 2026 A complete payment-integration cost breakdown comparing Stripe, PayPal, Bolt, and Shop Pay across 47 DTC merchants. Flat-fee models save merchants 18% on average — see the data. March 2026 11 min read 18% Average processing-cost savings for merchants on flat-fee pricing vs. percentage-based models





