Yes, ShipTime does have a developer API. ShipTime recommends working with a developer to integrate the API.

The Development sandbox documentation for the REST API can be found here: 

(Note: all endpoints begin with /rest)


Our REST API uses basic authentication.


Please contact to request development environment credentials.


When you are ready for the Production environment, the URL is (Note: all endpoints begin with /rest)

Your ShipTime account credentials will be used for the Production environment.