Mock sample for your project: PAYONE Link API

The BIN Lookup API provides endpoints for retrieving information, such as cost estimates, and 3D Secure supported version based on a given BIN.

The Balance Platform API enables you to create a platform, onboard users as account holders, create balance accounts, and issue cards.
For information about use cases, refer to Adyen Issuing.
Authentication
Your Adyen contact will provide your API credential and an API key. To connect to the API, add an X-API-Key header with the API key as the value, for example:
Going live
When going live, your Adyen contact will provide your API credential for the live environment. You can then use the API key or the username and password to send requests to https://balanceplatform-api-live.adyen.com/bcl/v1.
For more information, refer to our Going live documentation.

The Recurring APIs allow you to manage and remove your tokens or saved payment details. Tokens should be created with validation during a payment request.
For more information, refer to our Tokenization documentation.
Authentication
To connect to the Recurring API, you must use your basic authentication credentials. For this, create your web service user, as described in How to get the WS user password. Then use its credentials to authenticate your request, for example:

A web service containing utility functions available for merchants integrating with Checkout APIs.
Authentication
Each request to the Checkout Utility API must be signed with an API key. For this, obtain an API Key from your Customer Area, as described in How to get the Checkout API key. Then set this key to the X-API-Key header value, for example:

Adyen Checkout API provides a simple and flexible way to initiate and authorise online payments. You can use the same integration for payments made with cards (including 3D Secure), mobile wallets, and local payment methods (for example, iDEAL and Sofort).
This API reference provides information on available endpoints and how to interact with them. To learn more about the API, visit Checkout documentation.
Authentication
Each request to the Checkout API must be signed with an API key. For this, obtain an API Key from your Customer Area, as described in How to get the API key. Then set this key to the X-API-Key header value, for example:

The Account API provides endpoints for managing account-related entities on your platform. These related entities include account holders, accounts, bank accounts, shareholders, and KYC-related documents. The management operations include actions such as creation, retrieval, updating, and deletion of them.
For more information, refer to our documentation.
Authentication
To connect to the Account API, you must use basic authentication credentials of your web service user. If you don't have one, contact the Adyen Support Team. Then use its credentials to authenticate your request, for example:

Client library for accessing the Square Connect APIs

https://www.beanstream.com/api/v1

Taxamo’s elegant suite of APIs and comprehensive reporting dashboard enables digital merchants to easily comply with EU regulatory requirements on tax calculation, evidence collection, tax return creation and data storage.

The Fund API provides endpoints for managing the funds in the accounts on your platform. These management operations include actions such as the transfer of funds from one account to another, the payout of funds to an account holder, and the retrieval of balances in an account.
For more information, refer to our documentation.
Authentication
To connect to the Fund API, you must use basic authentication credentials of your web service user. If you don't have one, please contact the Adyen Support Team. Then use its credentials to authenticate your request, for example:

A set of API endpoints that allow you to initiate, settle, and modify payments on the Adyen payments platform. You can use the API to accept card payments (including One-Click and 3D Secure), bank transfers, ewallets, and many other payment methods.
To learn more about the API, visit Classic integration.
Authentication
To connect to the Payments API, you must use your basic authentication credentials. For this, create your web service user, as described in How to get the WS user password. Then use its credentials to authenticate your request, for example: