import CheckoutIntents from 'checkout-intents';

const client = new CheckoutIntents({
  apiKey: process.env['CHECKOUT_INTENTS_API_KEY'], // This is the default and can be omitted
});

const product = await client.products.lookup({ url: 'url' });

console.log(product.id);

{
  "isPurchasable": true,
  "availability": "in_stock",
  "price": {
    "currencyCode": "USD",
    "amountSubunits": 1500
  },
  "images": [
    {
      "isFeatured": true,
      "url": "https://example.com/images/product-123.jpg"
    }
  ],
  "description": "A high-quality widget designed for professionals.",
  "brand": "Acme",
  "name": "Widget Pro",
  "sku": "SKU-12345",
  "retailer": "Amazon",
  "url": "https://example.com/products/widget-pro",
  "id": "amazon.com:B0DFC9MT8Q",
  "variants": [
    {
      "availability": "in_stock",
      "images": [
        {
          "isFeatured": true,
          "url": "https://example.com/images/product-123.jpg"
        }
      ],
      "price": {
        "currencyCode": "USD",
        "amountSubunits": 1500
      },
      "dimensions": [
        {
          "value": "Small, Red, XS, L, etc.",
          "label": "Size, Color, etc."
        }
      ],
      "name": "<string>",
      "sku": "<string>",
      "id": "<string>"
    }
  ],
  "variantDimensions": [
    {
      "values": [
        "<string>"
      ],
      "label": "<string>"
    }
  ]
}