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Last updated: June 18, 2026
PayPal's JavaScript, iOS, and Android SDKs as well as the Orders API support saving payment methods during checkout.
Integrate client-side or server-side. Saves PayPal, Venmo, and credit or debit cards.
Warning: To continue providing a Pay Later option at checkout, it is essential that you integrate Billing With Purchase. This solution offers the same functionalities as Billing Agreement and is compatible with your existing payment options.
If you have a client-side integration, you can only save PayPal Wallets. We recommend a client-side and server-side integration to save more payment methods.