# Payment Providers ## Definition A payment provider or payment service provider (PSP) is a company that handles the processing of online payments between merchants, customers, and financial institutions. The payment provider offers the merchant various payment methods that the merchant’s customers can use to make payments. ## Payrexx's In-House Payment Providers Payrexx has two in-house payment providers:
Payrexx Payfor merchants from 🇨🇭 Switzerland
Payrexx Pay Plusfor merchants from 🇨🇭 and various 🇪🇺 European countries
To use [Payrexx Pay](https://docs.payrexx.com/merchant/english/payment-provider/payrexx-pay) and/or [Payrexx Pay Plus](https://docs.payrexx.com/merchant/english/payment-provider/payrexx-pay), you only need a contract with Payrexx. This allows you to automatically receive payments from your customers through all the following payment methods without the need for additional contracts:
Payrexx Pay
Payrexx Pay Plus
In the following article, you will learn more about our in-house payment providers: {% content-ref url="../payment-provider/payrexx-pay" %} [payrexx-pay](https://docs.payrexx.com/merchant/english/payment-provider/payrexx-pay) {% endcontent-ref %} ### Setting up Payrexx Pay and Payrexx Pay Plus To set up one of Payrexx's in-house payment providers, please follow these instructions: {% content-ref url="../payment-provider/payrexx-pay/activation-and-configuration" %} [activation-and-configuration](https://docs.payrexx.com/merchant/english/payment-provider/payrexx-pay/activation-and-configuration) {% endcontent-ref %} Once you have activated Payrexx Pay and/or Payrexx Pay Plus, you can configure them under **Settings > Payment Providers** (1). Additionally, you can download the merchant agreement you have signed with Payrexx (2):

Configuration of Payrexx Pay and Payrexx Pay Plus and downloading the merchant contract

## External Payment Providers In addition to activating Payrexx Pay and Payrexx Pay Plus, you also have the option to integrate [external payment providers](https://docs.payrexx.com/merchant/english/payment-provider/external-payment-provider) into Payrexx. In this case, as a merchant, you will not sign a contract with Payrexx but directly with the respective payment provider. ### Setting up external payment providers The external payment providers available in Payrexx are categorized into three areas:

External payment providers available in Payrexx

Click on "Show" in the desired category to view the individual payment providers. To start setting up a payment provider, click on "Setup":

Setting up the external payment provider Amazon Pay

Open the following article to learn more about the individual external payment providers and how to set them up: {% content-ref url="../payment-provider/external-payment-provider" %} [external-payment-provider](https://docs.payrexx.com/merchant/english/payment-provider/external-payment-provider) {% endcontent-ref %} ## Payouts Transactions received through payment methods from Payrexx Pay or Payrexx Pay Plus will be paid out to your bank account by Payrexx. Transactions from external payment providers’ methods will be paid out directly by the respective payment provider. Learn more about payouts in the following article: {% content-ref url="payouts" %} [payouts](https://docs.payrexx.com/merchant/english/account/payouts) {% endcontent-ref %}