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.castlecadillacmchenry.com/v/{VIN}.json
Readable
https://ai.castlecadillacmchenry.com/v/{VIN}.md
MCP tool
decode_vin(vin) (any VIN, live decode)
curl
curl -s https://ai.castlecadillacmchenry.com/v/1GYKNDR49TZ117643.json
FieldSample: decoded from VIN
Vehicle2024 GMC Sierra 2500 HD AT4
VIN1GYKNDR49TZ117643
ClassTRUCK
BodyPickup
Engine6.6L Duramax Turbo-Diesel V8 engine
DrivetrainFour Wheel Drive
FuelDiesel Fuel
TransmissionAutomatic