Data / Specs and VIN decode
Dataset
Specs and VIN decode
Every vehicle is decoded from its VIN, so specs are verified rather than copied from the listing: body class, engine, drivetrain, fuel, cylinders, and doors. You can also decode any 17-char VIN live.
How to query this dataset
Per vehicle
the
vin_decode and spec fields in https://ai.castlecdjrnaperville.com/v/{VIN}.jsonReadable
https://ai.castlecdjrnaperville.com/v/{VIN}.mdMCP tool
decode_vin(vin) (any VIN, live decode)curl -s https://ai.castlecdjrnaperville.com/v/1C4SDJCT9TC240269.json| Field | Sample: decoded from VIN |
|---|---|
| Vehicle | 2026 Dodge Durango GT Plus HEMI V8 |
| VIN | 1C4SDJCT9TC240269 |
| Class | MULTIPURPOSE PASSENGER VEHICLE (MPV) |
| Body | Sport Utility Vehicle (SUV)/Multi-Purpose Vehicle (MPV) |
| Engine | Regular Gasoline V-8 5.7 L/345 |
| Drivetrain | AWD |
| Fuel | Gasoline Fuel |
| Transmission | 8-Speed Automatic w/OD |
Full record: /v/1C4SDJCT9TC240269.json | /v/1C4SDJCT9TC240269.md