Partner with Cash App Pay

Cash App Pay partners with Payment Service Providers (PSPs) and select e-commerce platforms.

To integrate with Cash App Pay, prospective partners must go through an approval process, where we determine your goals and requirements. Once you’re approved, we provision a developer account for you.

For information on how to partner with Cash App Pay, please reach out to the Cash App Pay Partner Engineering Team.

Partner deliverables

Cash App Pay’s Partner Engineering team will configure and provide you with the following:

• Developer account: A developer account with the account configuration details that you provided
• API access: A Client ID and API Key that allow you to access our APIs
  • ClientID: A short application identifier that Cash App Pay uses to attribute API calls to your integration
  • API Key (Client Secret): A long lived secret token that should be stored and transferred securely. Never check it into source control.

Cash App Pay for merchants

To add Cash App Pay as a payment method, merchants should sign up with Afterpay. This gives merchants access to both Cash App Pay and Afterpay.

The following PSPs currently support Cash App Pay:

• Square
• Cash App Afterpay
• Stripe
• Adyen

Merchants can also accept Cash App Pay using the following e-commerce platforms:

• Shopify
• Magento (Adobe Commerce)
• Salesforce Commerce Cloud