# E-commerce Catalog Change Monitor — Trail Shoe Demo

**Use case:** 

Detect product additions, removals, price, stock, discount, and variant changes with a persistent catalog baseline.

## Input

```json
{
  "monitorKey": "<YOUR_SECRET>",
  "products": [
    {
      "sku": "SKU-100",
      "name": "Trail Shoe",
      "price": 89.99,
      "listPrice": 109.99,
      "currency": "USD",
      "inStock": true,
      "variants": [
        "black-42",
        "blue-42"
      ]
    },
    {
      "sku": "SKU-200",
      "name": "City Backpack",
      "price": 59,
      "currency": "USD",
      "inStock": true
    }
  ],
  "maxProducts": 1000,
  "includeCurrentSnapshot": false,
  "resetBaseline": false
}
```

## Output

```json
{
  "rowType": {
    "label": "Row type",
    "format": "string"
  },
  "eventType": {
    "label": "Event type",
    "format": "string"
  },
  "productKey": {
    "label": "Product key",
    "format": "string"
  },
  "productName": {
    "label": "Product name",
    "format": "string"
  },
  "previousValue": {
    "label": "Previous value"
  },
  "currentValue": {
    "label": "Current value"
  },
  "detectedAt": {
    "label": "Detected at",
    "format": "string"
  },
  "productUrl": {
    "label": "Product",
    "format": "string"
  },
  "monitorKey": {
    "label": "Monitor key",
    "format": "string"
  },
  "events": {
    "label": "Events",
    "format": "integer"
  },
  "currentProducts": {
    "label": "Products",
    "format": "integer"
  }
}
```

## About this Actor

This example demonstrates how to use [E-commerce Assortment Monitor — Catalog Changes](https://apify.com/egeusta/ecommerce-assortment-change-monitor.md) with a specific input configuration. Visit the [Actor detail page](https://apify.com/egeusta/ecommerce-assortment-change-monitor.md) to learn more, explore other use cases, and run it yourself.


## How to integrate an Actor?

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This Task's input is already configured above — use it as-is rather than inventing a new one.

- **AI agents and MCP clients** — the [Apify MCP server](https://docs.apify.com/integrations/mcp.md) at `https://mcp.apify.com` (remote, streamable HTTP, OAuth on first use).
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- **Any other language** — the [REST API](https://docs.apify.com/api/v2.md).

For full API examples (JavaScript, Python, CLI, MCP, OpenAPI), see this Task's Actor page: https://apify.com/egeusta/ecommerce-assortment-change-monitor.md

For more details, see Apify documentation as [Markdown index](https://docs.apify.com/llms.txt) and [Markdown full-text](https://docs.apify.com/llms-full.txt).