Product detail API

POST /v1/products/detail — fetch full product detail for checkout integration (SKU matrix, prices, stock).

Request body

Field	Required	Description
`channel`	Yes	`1688` \| `taobao` \| `weidian`
`product_id`	One of	1688 `offerId`; Taobao prefer `mi_id` over legacy `item_id`
`url`	One of	Product page URL
`mi_id`	Taobao	TaoWorld product id (recommended for orders)
`tao_password`	Taobao	Taobao share口令 — paste the full share text or口令 string
`language`	No	Default `en`
`response_format`	No	`standard` (default) or `upstream`

Taobao口令:

POST /v1/products/detail
{
  "channel": "taobao",
  "tao_password": "￥abc123￥ 复制这条信息...",
  "language": "en"
}

1688 offer id:

POST /v1/products/detail
{
  "channel": "1688",
  "product_id": "554456348334",
  "language": "en"
}

StandardProductDetail wrapped as { "product": { ... }, "request_id": "req_..." } — see Product response models.

Build checkout UI from product.variants[] — see integration pattern.