# 沃尔玛价格监控：定时抓取价格历史

**Use case:** 

每次运行记录商品现价、划线价、库存状态与卖家名称，定时运行即可累积价格历史，支持按门店ID获取本地价格，适合比价、促销监测与补货提醒。

## Input

```json
{
  "search_mode": "search",
  "query": "crest whitening strips",
  "max_results": 30
}
```

## Output

```json
{
  "position": {
    "label": "Position",
    "format": "integer"
  },
  "title": {
    "label": "Title",
    "format": "string"
  },
  "price": {
    "label": "Price",
    "format": "number"
  },
  "wasPrice": {
    "label": "Was price",
    "format": "number"
  },
  "rating": {
    "label": "Rating",
    "format": "number"
  },
  "reviewCount": {
    "label": "Review count",
    "format": "integer"
  },
  "sellerName": {
    "label": "Seller name",
    "format": "string"
  },
  "sponsored": {
    "label": "Sponsored",
    "format": "boolean"
  },
  "productId": {
    "label": "Product ID",
    "format": "string"
  },
  "url": {
    "label": "URL",
    "format": "string"
  },
  "thumbnail": {
    "label": "Thumbnail",
    "format": "string"
  }
}
```

## About this Actor

This example demonstrates how to use [Walmart API | Product, Seller, Price and Review Data](https://apify.com/johnvc/walmart-api) with a specific input configuration. Visit the [Actor detail page](https://apify.com/johnvc/walmart-api) to learn more, explore other use cases, and run it yourself.