Vehicle Decoder (NHTSA vPIC)
U.S. NHTSA Product Information Catalog and Vehicle Listing (vPIC). Public domain.
- cost
- Free every endpoint, within the daily allowance
- after that
- from $0.001 / call · card or USDC
- endpoints
- 8
No signup needed over MCP: 50 free calls a day, or 500 with a free key.
Decode VIN Free
Make, model, year, body, engine, plant and safety equipment for a VIN.
- cost
- Free then $0.002 / call
- MCP tool
- us-vehicles__decode-vin
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.002 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/decode-vin
| Param | Type | Description |
|---|---|---|
| vin | string | 17-character VIN |
| modelyear? | integer | Model year hint |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/decode-vin?vin=1HGCM82633A004352" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/decode-vin?vin=1HGCM82633A004352"
by fourzerotwo
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Decode WMI Free
Manufacturer, country and vehicle type for a World Manufacturer Identifier (first 3 VIN characters).
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__decode-wmi
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/decode-wmi
| Param | Type | Description |
|---|---|---|
| wmi | string | WMI |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/decode-wmi?wmi=SAJ" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/decode-wmi?wmi=SAJ"
by fourzerotwo
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All makes Free
Every vehicle make in vPIC.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__makes
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/makes
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/makes" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/makes"
by fourzerotwo
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Models for a make Free
Every model for a make.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__models
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/models
| Param | Type | Description |
|---|---|---|
| make | string | Make, e.g. "honda" |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/models?make=honda" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/models?make=honda"
by fourzerotwo
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Models for a make and year Free
Models for a make in a model year.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__models-year
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/models-year
| Param | Type | Description |
|---|---|---|
| make | string | Make, e.g. "honda" |
| year | integer | Model year |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/models-year?make=honda&year=2024" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/models-year?make=honda&year=2024"
by fourzerotwo
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Vehicle types for a make Free
Vehicle types (car, truck, motorcycle…) a make produces.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__vehicle-types
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/vehicle-types
| Param | Type | Description |
|---|---|---|
| make | string | Make, e.g. "honda" |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/vehicle-types?make=honda" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/vehicle-types?make=honda"
by fourzerotwo
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Manufacturer details Free
Manufacturer address, country and vehicle types by name or id.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__manufacturer
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/manufacturer
| Param | Type | Description |
|---|---|---|
| name | string | Manufacturer name |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/manufacturer?name=honda" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/manufacturer?name=honda"
by fourzerotwo
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WMIs for a manufacturer Free
World Manufacturer Identifiers registered to a manufacturer.
- cost
- Free then $0.001 / call
- MCP tool
- us-vehicles__wmis
- method
- GET
Free up to 50 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/us-vehicles/wmis
| Param | Type | Description |
|---|---|---|
| name | string | Manufacturer |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/us-vehicles/wmis?name=jaguar" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/us-vehicles/wmis?name=jaguar"
by fourzerotwo
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Source: U.S. National Highway Traffic Safety Administration (vPIC). Public domain.