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Fastlane by PayPal
Last updated: June 26, 2026
DOCS
CURRENT
Speed up guest checkout
Overview
Speed up guest checkout by linking a customer's email address to their payment methods and details. Returning guests receive password-less authentication and automatically filled checkout forms. With Fastlane, you can accept payment with all major credit cards.
Get started
Upgrade your existing PayPal and card integrations to use Fastlane.
Set up your development environment
Configure your REST account and initialize the SDK.
Use our ready-made quickstart integration or customize form fields with our flexible integration