Vehicle
VIN Lookup
GET
VIN Lookup
Decode Vehicle Identification Numbers (VINs) and query vehicle data from the NHTSA vPIC API. Supports single/batch VIN decode, WMI decode, makes & models, manufacturers, vehicle variables, and Canadian vehicle specifications.
type:
Decode a 17-digit VIN or partial VIN (use
type:
Decode up to 50 VINs at once. One per line; optional format:
type:
Decode a World Manufacturer Identifier (3 or 6 characters).
type:
Search makes, models, and vehicle types.
type:
Search manufacturers, WMIs, and parts documentation.
type:
Get the list of vehicle variables or values for a specific variable.
type:
Get Canadian Vehicle Specifications (1971+). Uses
Or with a dummy query (some clients omit empty query):
For batch,
Headers
Your API key
Parameters
All requests require atype parameter. Other parameters depend on the operation. Use the fields below in the Try it panel; the tables describe which apply to each type.
Operation type
VIN (decode/batch), WMI code (wmi), or search term (makes, manufacturers, variables). Not used for canadian.
Model year 1981+. For type=decode only. Recommended for partial VINs.
If true, include extended NHTSA variables. For type=decode only.
Sub-operation. Required for type=makes, manufacturers, variables.
Model year. For type=makes (manufacturer, models) and type=canadian (required).
e.g. Passenger Car, Truck. For type=makes (models) and type=manufacturers (wmis).
Manufacturer type filter. For type=manufacturers, search_type=all.
Start date. Required for type=manufacturers, search_type=parts.
End date. Required for type=manufacturers, search_type=parts.
Parts doc type. For type=manufacturers, search_type=parts. Default: 565.
Page number. For type=manufacturers. Default: 1.
Make. Required for type=canadian.
Model name. For type=canadian.
Units for type=canadian. Metric or Imperial (Imperial is sent as US to the API). Default: Metric.
type: decode
Decode a 17-digit VIN or partial VIN (use * for missing characters).
type: batch
Decode up to 50 VINs at once. One per line; optional format: VIN, model_year.
type: wmi
Decode a World Manufacturer Identifier (3 or 6 characters).
type: makes
Search makes, models, and vehicle types.
type: manufacturers
Search manufacturers, WMIs, and parts documentation.
type: variables
Get the list of vehicle variables or values for a specific variable.
type: canadian
Get Canadian Vehicle Specifications (1971+). Uses year and make; query is not used.
Response
Returns JSON. Structure depends ontype (object for decode/wmi, array for makes/manufacturers/variables/list, etc.).
Example: Decode VIN
Example: WMI Decode
Example: Get All Makes
Example: Models by Make
Example: Variable List
Example: Variable Values
Example: Canadian Vehicle Specifications
Example: Batch Decode
query can also be sent in the request body as form data or in a POST with a JSON body if your client supports it; the backend reads query from request.args.
Error Responses
Errors return JSON, e.g.
{"error": "query parameter is required"}.VIN Lookup
