Web SDK#
Plexy Drop-in and Components for browser, React, and Next.js The official Plexy client-side SDK for the browser. Build a full Drop-in checkout or compose individual payment Components in any web app, including React and Next.js. Works with either the Sessions flow (recommended) or the Advanced flow.Latest two versions of Chrome, Firefox, Safari, and Edge
Plexy Checkout API v2 or later
Node.js 18 or later for your server code
Installation#
Copy install command: npm install @plexy/plexy-webImport the default stylesheet once in your app (for example in the root layout):Imports#
The package ships two entry points:@plexy/plexy-web (recommended): tree-shakable. Import only the components you use.@plexy/plexy-web/auto: pre-registers every payment-method component. Simpler to start with but ships a larger bundle. All examples below use the tree-shakable entry.Browser Support#
The SDK supports the latest two versions of Chrome, Firefox, Safari, and Edge. Internet Explorer is not supported.Next steps#
Drop-in
Mount the pre-built Plexy checkout UI in your web app
Components
Embed individual payment components for a fully custom flow
Customization
Theme the checkout, override per-method appearance, and customize the flowModified at 2026-07-01 13:27:16