Introduction
This endpoint returns two forecast valuations (Retail and Trade) along with the description of the vehicle and Auto Trader Derivative ID, for vehicles with a maximum age of 12 years and a maximum forecast of 72 months.
Header
When making calls to our API, include the following header:
x-api-key:your-api-key-here
Example Request
https://api.oneautoapi.com/autotrader/futurevaluationsfromvrm/currentmileage?vehicle_registration_mark=AB21ABC¤t_mileage=10345&forecast_date=2025-06-01&miles_per_annum=8000
Example Sandbox Request
https://sandbox.oneautoapi.com/autotrader/futurevaluationsfromvrm/currentmileage?vehicle_registration_mark=AB21ABC¤t_mileage=10345&forecast_date=2025-06-01&miles_per_annum=8000
Request Parameters
vehicle_registration_mark
mandatory, string, e.g. AB21ABC
Vehicle registration number
current_mileage
mandatory, string, e.g. 10345
Current mileage of the vehicle in full
forecast_date
mandatory, string, e.g. 2025-06-01
This is the date when the forecasted value is required
miles_per_annum
mandatory, string, e.g. 8000
Expected annual mileage
Sample Response
{
"success": true,
"result": {
"vehicle_registration_mark": "AB21ABC",
"first_registration_date": "2020-01-01",
"autotrader_derivative_id": "1a2b345cf6d789ef1g0111h2i13j141k",
"vehicle_desc": "MINI Convertible 1.5 Cooper Convertible 2dr Petrol Manual (s/s) (136 ps)",
"forecast_retail_valuation": 12345,
"forecast_trade_valuation": 12345
},
"error": "If there is an error the message would go here"
}Response Parameters
success
e.g. true
Whether the api call was successful
vehicle_registration_mark
e.g. AB21ABC
Vehicle registration number (VRM).
first_registration_date
e.g. 2020-01-01
Date of first registration.
autotrader_derivative_id
e.g. 1a2b345cf6d789ef1g0111h2i13j141k
The Auto Trader Derivative ID
vehicle_desc
e.g. MINI Convertible 1.5 Cooper Convertible 2dr Petrol Manual (s/s) (136 ps)
The Vehicle description
forecast_retail_valuation
e.g. 12345
The suggested future market average retail valuation for the specified vehicle
forecast_trade_valuation
e.g. 12345
The suggested future market average trade valuation for the specified vehicle
error
e.g. If there is an error the message would go here
Details of what went wrong with the api call
Status Codes
200
success, chargeable
Request has been successfully received and a response has been sent.
202
accepted, non-chargeable
Request has been received and accepted for processing, but the action has not yet been completed.
204
no content, non-chargeable
Request has been successfully received but there is no content to return e.g. if an invalid VRM has been sent.
206
partial content, non-chargeable
Request has been successfully received but limited content is returned e.g. if an invalid VRM has been sent.
400
bad request, non-chargeable
Request was not received e.g. if any required parameters are missing.
403
forbidden, non-chargeable
Request was rejected e.g. if the API key is invalid or the service is not enabled.
429
too many requests, non-chargeable
API key rate limit/quota has been exceeded.
500
internal server error, non-chargeable
We are unable to process the request e.g. if the API is under extremely heavy load.
503
service unavailable, non-chargeable
Service is temporarily unavailable. Contact help@oneautoapi.com
