# NVP and SOAP API reference (/api/nvp-soap)



> **Note:** **Deprecation notice**: PayPal's NVP/SOAP APIs are legacy APIs, but PayPal continues to support them. To access the most current features and security:
>
> * For new integrations, [start with the latest tools](/).
> * For existing integrations, [visit the upgrade hub](/upgrade/).

Learn how to get started with PayPal name-value Pair (NVP) and standard communication protocol (SOAP) apps and credentials:

* [Apps](/api/nvp-soap/apps101/)
* [Credentials](/api/nvp-soap/apiCredentials/)

## SDKs [#sdks]

Use our [SDKs](/api/nvp-soap/nvpsoap-sdks/) to simplify your integration.

## Operations available [#operations-available]

See what NVP and SOAP operations are available:

* [NVP](/api/nvp-soap/nvp/)
* [SOAP](/api/nvp-soap/soap/)

## NVP/SOAP products [#nvpsoap-products]

See available PayPal payment types that use NVP/SOAP:

* [Adaptive Accounts](/api/nvp-soap)
* [Button Manager](/archive/button-manager)
* [Log in with PayPal buttons](/log-in/how-it-works)
* [Express Checkout](/archive/express-checkout)
* [Invoicing](/api/invoicing/v2)
* [Mass Payments](/archive/mass-pay)
* [Payflow Gateway](/api/nvp-soap/payflow/)
* [Permissions Service](/api/nvp-soap)