Skip to main content
Smartcar uses the following headers for requests and responses.

​
Request

​
SC-Unit-System
string
default:"metric"
Smartcar supports both metric and imperial unit systems of measurement.

​
Response

​
SC-Data-Age
string
Indicates the timestamp (ISO-8601 format) of when the returned data was recorded by the vehicle.
​
SC-Fetched-At
string
Indicates the timestamp (ISO-8601 format) of when Smartcar fetched the data from the OEM.
​
SC-Unit-System
string
Indicates whether the unit system used in the returned data is imperial or metric.
​
SC-Request-Id
string
Each response from Smartcar’s API has a unique request identifier. If you need to contact us about a specific request, providing the request identifier will ensure the fastest possible resolution.