PayPal as an Additional Payment Option: Technical Overview


Steps for integration
 
This page will point you to resources that will help you learn how to:
  • Select the checkout that fits your business needs.

  • Integrate the solution into your website.

  • Test your new payment solution.
 
What technical skills do I need?
Basic HTMLRequired
Scripting LanguagesRecommended
API ProgrammingRecommended
Need help? Choose a programmer to integrate PayPal on your website.

Select the checkout that fits your business needs.

There are two ways to integrate PayPal as an Additional Payment Option.

Option 1: Express Checkout

Express Checkout is highly recommended for merchants familiar with API programming. Express Checkout is a powerful, API-based payment solution that can be tightly integrated into any merchant website. With Express Checkout, your customer uses the shipping and billing information they've already stored with PayPal – so they don't have to reenter it with every purchase.

Learn more
Option 2: Standard Checkout

Standard Checkout is an HTML-based solution that will get you quickly up and running with PayPal. Just add some simple HTML code that we provide to your site, and you're ready to accept PayPal.


Learn more

Additional features To help you get the most out of PayPal as an Additional Payment Option, we also recommend you use:
  • Reporting: PayPal offers efficient tools to help manage your transactions.

  • Custom Payment Pages: Give your customers a seamless checkout experience by customizing your payment page with your colors, images and logos.
Explore all our features.
 

How to get started

  1. Sign up for a PayPal Business Account.

  2. Verify your information.

  3. Set up PayPal as an Additional Payment Option.

Integrate the solution into your website.

Helpful Technical Documentation

The following technical manuals and guides will be your key resources as you integrate Additional Payment Option into your website.

Technical Overview of PayPal as an Additional Payment Option (PDF)

PayPal as a Payment Option: Standard Checkout Integration Guide (PDF)

PayPal as a Payment Option: Express Checkout Integration Guide (PDF)

Additional documentation:

Order Management Integration Guide (PDF)

PayPal API Reference (PDF)

Software Development Kit Guides:
Microsoft .NET (PDF), Java (PDF), PHP (PDF)

Sandbox User's Guide (PDF)
PayPal Developer Resources

Test your new payment solution

After you integrate your solution, it's important to test it properly. PayPal lets you test transactions for more complex integrations at the PayPal Testing Environment.
Not sure if PayPal as an Additional Payment Option is for you?
Compare all our solutions.