> For the complete documentation index, see [llms.txt](https://doc.duaer.com/zh/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.duaer.com/zh/getting-started/vin-decode.md).

# 在 Duaer 里查车架号解码

在 Duaer 里：美国国家公路交通安全管理局 vPIC：由 17 位车架号解出品牌、车型、年款、车身、发动机、燃料与工厂。一次成功查询用 1 额度。
## 能拿到什么

Duaer 数据市场里的「车架号解码」：美国国家公路交通安全管理局 vPIC：由 17 位车架号解出品牌、车型、年款、车身、发动机、燃料与工厂。查到结果时用 1 额度，结果交给数字组织的下一个节点。

从节点创建器选 Duaer 数据 → 车架号解码，或打开 [数据市场](/zh/getting-started/data-market.md)。相关：[车辆召回](/zh/getting-started/vehicle-recalls.md)、[原油与燃油现货价（EIA）](/zh/getting-started/eia-petroleum.md)。

## 适合做什么

- 由车架号自动填写品牌、车型与年款。
- 查看二手车的发动机与燃料类型。

## 在画布里检索

1. 打开节点创建器，选 Duaer 数据 → VIN decoder。
2. 填 VIN（如 1HGCM82633A004352）。
3. Limit 默认 10，最大 20。执行。

查到结果才扣 1 额度；没有结果、输入有误或上游失败都不扣。

## 用 API 调用

- GET https://api.duaer.com/v1/data/vin-decode?vin=1HGCM82633A004352
- Authorization: Bearer <Duaer key>

下方是与数据市场「复制技能」相同的英文技能，含参数、示例与返回字段。

## 调用技能（英文）

与数据市场「复制技能」一致。

```
---
name: duaer-vin-decode
description: >-
  Duaer VIN decoder. US NHTSA vPIC: make, model, year, body, engine, fuel, and plant from a 17-character VIN.
  One successful search uses 1 Duaer credit.
---

# Duaer VIN decoder

Duaer VIN decoder decodes one vehicle identification number with NHTSA vPIC and returns one row of vehicle facts.

## When to use

- Fill in make, model, and year from a VIN on a form.
- Check the engine and fuel type of a used car.

## When not to use

- Safety recalls. Use https://skills.duaer.com/vehicle-recalls.md.
- Fuel prices. Use https://skills.duaer.com/eia-petroleum.md.

## Call

`GET https://api.duaer.com/v1/data/vin-decode?vin=1HGCM82633A004352`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Get a Duaer key: https://skills.duaer.com/keys.md

## Parameters

Provide `vin`.

- `vin` — 17-character vehicle identification number.

## Examples

- `GET https://api.duaer.com/v1/data/vin-decode?vin=1HGCM82633A004352` — a 2003 Honda Accord.
- `GET https://api.duaer.com/v1/data/vin-decode?vin=5YJ3E1EA7KF317000` — a Tesla Model 3.

## Result

The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:

- `vin`, `make`, `model`, `modelYear`, `trim` — vehicle identity.
- `bodyClass`, `vehicleType`, `doors` — body.
- `fuel`, `engineCylinders`, `displacementL`, `engineHp`, `transmission` — drivetrain.
- `manufacturer`, `plantCountry`, `plantCity`, `decodeNote` — maker, plant, and any decode warning.

Fields without a value are left out.

## Credits

A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.

## Related

- https://skills.duaer.com/vehicle-recalls.md — Duaer Vehicle recalls
- https://skills.duaer.com/eia-petroleum.md — Duaer EIA fuel spot prices

```
## Questions

### Duaer 的车架号解码检索扣多少额度？

查到结果时扣 1 额度；没有结果或出错不扣。

### Duaer 车架号解码支持美国以外的车吗？

主要覆盖在美国销售的车辆；其他车辆可能只能解出部分字段，decodeNote 会说明。

## 相关

- [在 Duaer 里查车辆召回](https://doc.duaer.com/zh/getting-started/vehicle-recalls.md)
- [在 Duaer 里查原油与燃油现货价（EIA）](https://doc.duaer.com/zh/getting-started/eia-petroleum.md)