关于Stripe V2集成PayPal、Afterpay和Affirm的可行性咨询

Hey Salman, great question—let’s cut straight to the chase here.

Your initial research is spot-on: it’s completely impossible to integrate PayPal, Afterpay, or Affirm with Stripe v2. Here’s why:

• These payment methods were all added to Stripe’s ecosystem long after v2 was deprecated. PayPal integration, for example, only rolled out with Stripe’s modern Checkout (v3) and Payment Links. Afterpay/Affirm (and other BNPL options) are similarly tied to Stripe’s updated payment stack, which v2 simply wasn’t built to support.
• Stripe stopped adding new features to v2 years ago; they only maintain critical security patches now. There’s no official workaround, hack, or hidden API endpoint that would let you shoehorn these payment methods into a v2 setup—any attempt would be unstable, unsupported, and likely violate Stripe’s terms of service.

To answer your other questions directly:

• Migration to Stripe v3 (or Stripe’s modern payment tools) is mandatory if you want to offer these payment options to your customers.
• There’s no way to make this work with v2—no extra steps, plugins, or tweaks will change that.

The good news is that migrating isn’t as daunting as it might sound. Stripe’s modern tools are designed to be backward-compatible in many ways; you can reuse most of your existing payment capture logic, and the main changes will be in how you initialize the checkout flow or payment elements on your frontend, plus updating a few backend API calls to use the newer endpoints.

备注：内容来源于stack exchange，提问作者Salman Shaykh