[Notice] Update on Open API Request Limit Policy: Changing to 'Account-based' Limit (from 10/10)

Dear Traders,

We would like to inform you of the upcoming changes to the Open API and the schedule for these changes.

*Please note that these changes will affect EXCHANGE API requests, so please be sure to familiarize yourself with them.

*If you have been adhering to the existing request rate Limit, you do not need to take any additional action.

[Changes to Request Limit Policy]

  • Previously, Exchange API limited requests per individual Open API key, but after the change, request rate limit will be measured on an account basis.
  • There will no longer be a limit on requests 'per minute', and the limit will only be measured 'per second'.
    • The "min" value in the response header will remain.
  • Request Rate Limit


  • Date: October 10, 2023, 8:00 AM (UTC)
  • Some features affected by these changes can affect the Open API service.

If any additional updates need to be communicated, we will inform you through this notice.

Thank you.