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I was reminded a couple weeks ago about a change that Salesforce had communicated, I want to say maybe a year ago. However in speaking with a customer recently, they had forgot about this API Endpoint change communication so I wanted to share on our communities as well! Great links included from Salesforce as well for more information.


Salesforce has made some changes that went into effect on April 20th, 2018 that may affect some customers if you have an integration with Salesforce.


There is already a KB Article on this :


What is the change?


Customers were able to use as an API endpoint that would route them to the correct instance. From April 20, 2018, the internal routing has been retired, and any API endpoints will need to be changed if you are using This only applies to API traffic; logging in from a browser by clicking “login” will still work.

NOTE: This change does not impact API calls to My Domain, Instance, or Login endpoints, such as,,, or


What action must I take?


Update your integrations to use as the official endpoint for the Salesforce API. To learn more, please review Updating Hard-Coded References.


What will happen if I do not take action?


The API will no longer function, and your API calls will result in a “404 (Page Not Found)” error.


Where can I find additional information?


For additional questions, you can open a case with Customer Support via the Help & Training portal.