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OKLink provides a simple and powerful API allowing you to efficiently integrate OKLink with your applications. The API allows you to send transfers to anyone around the world easily and securely. All requests go over https protocol. The field 'contentType' in the request header should be: 'application/json'. The production enviromment root url is: https://www.oklink.com/api/v2.The test enviromment root url is: http://test.oklink.com/api/v2.

In case you have any problems with our API, please contact us at support@oklink.com . We will respond as soon as possible in order to provide the best experience for you.

API Callback

We provided callback function,when some important events are coming,we will let you know and if you received the event message,please return a "ok" String let we know that you got it.

API Workflow
Getting Started