Cross-Marketplace Amazon Product Tracking with SellerMagnet API

Cross-Marketplace Amazon Product Tracking with SellerMagnet API

By Emma Johnson | July 10, 2025

Unlock Global Insights: Cross-Marketplace Amazon Product Tracking with SellerMagnet API

In today's hyper-competitive e-commerce landscape, understanding product performance across different Amazon marketplaces is critical. Whether you're strategizing for competitive analysis, optimizing inventory management, or conducting comprehensive market research, accurate and real-time data is your greatest asset. The SellerMagnet API at https://sellermagnet-api.com empowers your business with the cross-marketplace Amazon product tracking capabilities you need to thrive.

Why Cross-Marketplace Tracking Matters

Imagine launching a product in the US and expanding to Europe. Each marketplace operates with unique dynamics, customer preferences, and competitive landscapes. Cross-marketplace tracking allows you to:

  • Identify Emerging Trends: Spot product trends early in one marketplace and prepare your strategy for others.
  • Optimize Pricing Strategies: Understand price elasticity and competitor pricing in different regions.
  • Manage Inventory Efficiently: Predict demand fluctuations and allocate inventory strategically across marketplaces.
  • Monitor Brand Consistency: Ensure consistent product information and customer experience across all Amazon regions.

Harnessing the Power of SellerMagnet API

SellerMagnet’s enterprise-grade Amazon data API is designed for businesses that demand accuracy, reliability, and scale. Our API provides comprehensive data, allowing you to track product performance with precision. Here are some practical use cases with code examples:

1. Track Product Statistics Across Marketplaces

Use the Amazon Product Statistics endpoint to gather detailed insights into product performance, including sales rank, review counts, and pricing history across different marketplaces.


curl --location --request GET 'https://sellermagnet-api.com/amazon-product-statistics?asin=B08N5WRWNW&marketplaceId=A1PA6795UKMFR9&api_key=YOUR_API_KEY'

Example Response:


{
  "success": true,
  "data": {
    "asin": "B0CLTBHXWQ",
    "productTitle": "Playstation 5 Console Edizione Digital Slim",
    "buyBoxPrice": 41800,
    "buyBoxFulfillment": "FBM",
    "buyBoxSellerIdHistory": [
      [
        "2025-06-14 17:08:00",
        "A2I59UVTUWUFH0"
      ]
    ],
    "categoryTree": [
      {
        "catId": 412603031,
        "name": "Videogiochi"
      },
      {
        "catId": 20904349031,
        "name": "PlayStation 5"
      },
      {
        "catId": 20904364031,
        "name": "Console"
      }
    ],
    "graphs": {
      "amazonAsSellerPriceHistory": "https://sellermagnet-api-webspace.s3.eu-central-1.amazonaws.com/amazon/api/charts/B0CLTBHXWQ/1749913774/B0CLTBHXWQ_amazon_price_1749913773.png",
      "lowestFBAPriceHistory": "https://sellermagnet-api-webspace.s3.eu-central-1.amazonaws.com/amazon/api/charts/B0CLTBHXWQ/1749913776/B0CLTBHXWQ_fba_price_1749913773.png",
      "lowestFBMPriceHistory": "https://sellermagnet-api-webspace.s3.eu-central-1.amazonaws.com/amazon/api/charts/B0CLTBHXWQ/1749913775/B0CLTBHXWQ_fbm_price_1749913773.png",
      "monthlySoldHistory": "https://sellermagnet-api-webspace.s3.eu-central-1.amazonaws.com/amazon/api/charts/B0CLTBHXWQ/1749913778/B0CLTBHXWQ_monthly_sold_1749913773.png",
      "productRatingHistory": "https://sellermagnet-api-webspace.s3.eu-central-1.amazonaws.com/amazon/api/charts/B0CLTBHXWQ/1749913777/B0CLTBHXWQ_rating_1749913773.png"
    },
    "listedSince": "2023-12-30 01:00:00",
    "lowestFBAPrice": 44999,
    "lowestFBMPrice": 41700,
    "marketplaceId": "APJ6JRA9NG5V4",
    "marketplaceNewPriceHistory": [
      [
        "2025-06-14",
        41700
      ]
    ],
    "offers": {
      "A11IL2PNWYJU7H": {
        "isFBA": true,
        "lastUpdated": "2025-06-14 17:08:00",
        "priceHistory": [
          [
            "2025-06-14 06:22:00",
            44999,
            0
          ]
        ],
        "stockHistory": [
          [
            "2025-05-29 11:32:00",
            1
          ]
        ]
      },
      "A12FLY25DT7QO0": {
        "isFBA": false,
        "lastUpdated": "2025-06-14 17:08:00",
        "priceHistory": [
          [
            "2025-06-09 15:32:00",
            41800,
            0
          ]
        ],
        "stockHistory": [
          [
            "2025-06-14 13:34:00",
            49
          ]
        ]
      },
      "A18KSDUE00UP6J": {
        "isFBA": false,
        "lastUpdated": "2025-06-14 17:08:00",
        "priceHistory": [
          [
            "2025-05-29 11:32:00",
            42890,
            0
          ]
        ],
        "stockHistory": [
          [
            "2025-05-30 18:30:00",
            3
          ]
        ]
      }
    },
    "productReviewAverage": 4.7,
    "productTotalReviews": 3129,
    "rootCategory": {
      "id": 412603031,
      "name": "Videogiochi"
    },
    "stats": {
      "amazonAsSellerPriceHistory": [
        [
          "2025-06-14",
          44999
        ]
      ],
      "buyBoxPriceHistory": [
        [
          "2025-06-13",
          41700
        ]
      ],
      "monthlySoldHistory": [
        [
          "2025-06",
          1000
        ]
      ],
      "productRatingCountHistory": [
        [
          "2025-06-14 15:28:00",
          3129
        ]
      ],
      "productRatingHistory": [
        [
          "2025-02-02 01:30:00",
          4.7
        ]
      ],
      "salesRankHistory": [
        [
          "2025-06-14 01:58:00",
          15
        ]
      ]
    }
  }
}

This comprehensive response provides a wealth of data, enabling you to compare sales rank, pricing, and other key metrics across different marketplaces. Utilize the "graphs" field for visual representations of historical trends.

2. Convert ASINs Across Marketplaces

Different marketplaces may use different identifiers. The Amazon ASIN Converter allows you to convert between ASIN and EAN identifiers, ensuring seamless product tracking.


curl --location --request GET 'https://sellermagnet-api.com/amazon-asin-converter?asin=B08N5WRWNW&marketplaceId=A1PA6795UKMFR9&conversion_direction=asin-to-ean&api_key=YOUR_API_KEY'

Example Response:


{
  "data": {
    "asin": "B0CLTBHXWQ",
    "eanList": [
      "0711719577294"
    ],
    "listedSince": "2023-12-30 01:00:00",
    "productTitle": "Playstation 5 Console Edizione Digital Slim"
  },
  "success": true
}

3. Monitor Seller Reviews Globally

Seller reputation is crucial. The Amazon Seller Review endpoint allows you to monitor seller feedback across different marketplaces, ensuring your brand's reputation remains consistent.


curl --location --request GET 'https://sellermagnet-api.com/amazon-seller-review?sellerId=A1CWSGXIR635I6&marketplaceId=ATVPDKIKX0DER&api_key=YOUR_API_KEY'

Example Response:


{
  "data": {
    "marketplace": {
      "ATVPDKIKX0DER": {
        "last5Reviews": [
          {
            "dateRated": "By gary kraus on June 5, 2025.",
            "reviewText": "great",
            "starRating": "5 out of 5 stars"
          },
          {
            "dateRated": "By Amazon Customer on June 5, 2025.",
            "reviewText": "Ok",
            "starRating": "5 out of 5 stars"
          },
          {
            "dateRated": "By Graciela Casta\u00f1eda on May 21, 2025.",
            "reviewText": "Excelente",
            "starRating": "5 out of 5 stars"
          }
        ],
        "sellerFeedback": {
          "30": {
            "rating": "3.3",
            "reviewsCount": "7"
          },
          "90": {
            "rating": "3.6",
            "reviewsCount": "30"
          },
          "365": {
            "rating": "3.9",
            "reviewsCount": "114"
          },
          "lifetime": {
            "rating": "4.5",
            "reviewsCount": "1,535"
          }
        }
      }
    },
    "sellerId": "A1CWSGXIR635I6"
  },
  "success": true
}

4. Discover Product Details

Gather all product specifications using Amazon Product Lookup, ensuring consistent listings and detailed knowledge about the products.


curl --location --request GET 'https://sellermagnet-api.com/amazon-product-lookup?asin=B0CL61F39H&marketplaceId=ATVPDKIKX0DER&api_key=YOUR_API_KEY'

Example Response:


{
  "data": {
    "productInfo": {
      "additionalDetails": {
        "ASIN": "B0CL61F39H",
        "Batteries": "1 Lithium Ion batteries required. (included)",
        "Best Sellers Rank": "Nr. 31 in Video Games Nr. 1 in PlayStation 5 Consoles",
        "Customer Rating": "4.7 out of 5 stars",
        "Date First Available": "December 10, 2023",
        "Item Weight": "10.6 pounds",
        "Item model number": "CFI-2015",
        "Manufacturer": "Sony",
        "Number of Reviews": "7,092 ratings",
        "Product Dimensions": "14 x 17 x 7 inches; 10.6 Pounds",
        "Release date": "December 10, 2023",
        "Type of item": "Video Game"
      },
      "asin": "B0CL61F39H",
      "bestsellerRanks": {
        "main_category": {
          "name": "Video Games",
          "rank": 31
        },
        "subcategory": {
          "name": "PlayStation",
          "rank": 1
        }
      },
      "bulletPoints": [
        "Model Number CFI-2000",
        "Includes DualSense Wireless Controller, 1TB SSD, Disc Drive, 2 Horizontal Stand Feet, HDMI Cable, AC power cord, USB cable, printed materials, ASTRO\u2019s PLAYROOM (Pre-installed game)",
        "Vertical Stand sold separately"
      ],
      "buyBoxInfo": {
        "currencyCode": "USD",
        "currencyName": "United States Dollar",
        "currencySymbol": "$",
        "price": 444.99,
        "sellerId": "A3853PJW50SJG8"
      },
      "categories": {
        "bestsellerCategory": [
          {
            "id": "20972781011",
            "index": 1,
            "name": "PlayStation 5",
            "url": "https://www.amazon.com/b/ref=dp_bc_2?ie=UTF8&node=20972781011"
          },
          {
            "id": "20972796011",
            "index": 2,
            "name": "Consoles",
            "url": "https://www.amazon.com/b/ref=dp_bc_3?ie=UTF8&node=20972796011"
          }
        ],
        "rootCategory": {
          "id": "468642",
          "name": "Video Games",
          "url": "https://www.amazon.com/computer-video-games-hardware-accessories/b/ref=dp_bc_1?ie=UTF8&node=468642"
        }
      },
      "description": [
        "Model Number CFI-2000",
        "Includes DualSense Wireless Controller, 1TB SSD, Disc Drive, 2 Horizontal Stand Feet, HDMI Cable, AC power cord, USB cable, printed materials, ASTRO\u2019s PLAYROOM (Pre-installed game)",
        "Vertical Stand sold separately",
        "The PS5 console unleashes new gaming possibilities that you never anticipated. Experience lightning fast loading with an ultra-high speed SSD, deeper immersion with support for haptic feedback, adaptive triggers, and 3D Audio*, and an all-new generation of incredible PlayStation games. Lightning Speed - Harness the power of a custom CPU, GPU, and SSD with Integrated I/O that rewrite the rules of what a PlayStation console can do. Stunning Games - Marvel at incredible graphics and experience new PS5 features. Play a back catalog of supported PS4 games. Breathtaking Immersion - Discover a deeper gaming experience with support for haptic feedback, adaptive triggers, and 3D Audio technology. Vertical stand sold separately. *3D audio via built-in TV speakers or analog/USB stereo headphones. Set up and latest system software update required."
      ],
      "details": {
        "ASIN": "B0CL61F39H",
        "Batteries": "1 Lithium Ion batteries required. (included)",
        "Date First Available": "December 10, 2023",
        "Item Weight": "10.6 pounds",
        "Item model number": "CFI-2015",
        "Manufacturer": "Sony",
        "Platform": "PlayStation 5",
        "Product Dimensions": "14 x 17 x 7 inches; 10.6 Pounds",
        "Release date": "December 10, 2023",
        "Type of item": "Video Game"
      },
      "hasAPlusContent": true,
      "images": [
        "https://m.media-amazon.com/images/I/41ECK5cY-2L._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/41srF-iY93L._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/41tVr19I3zL._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/41HMaO9jO3L._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/61e8hPmeoYL._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/61Gj1Kc5R5L._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/61r6PutKGwL._SL1000_.jpg",
        "https://m.media-amazon.com/images/I/717Id5h1fhL._SL1000_.jpg"
      ],
      "link": "https://www.amazon.com/dp/B0CL61F39H",
      "listedSinceDate": "2023-12-10",
      "mainImage": "https://m.media-amazon.com/images/I/31kTNmpm6vL.jpg",
      "marketplaceId": "ATVPDKIKX0DER",
      "reviews": {
        "averageRating": 4.7,
        "reviewSummary": "4.7 out of 5 stars",
        "totalReviews": 7092
      },
      "title": "PlayStation\u00ae5 console (slim)",
      "variations": [
        {
          "asin": "B0F6968Y5G",
          "attributes": {
            "Pattern Name": "PS5 w/ Black Ops Bundle",
            "Style": "PlayStation\u00ae5 Digital Edition (slim)"
          }
        },
        {
          "asin": "B0CL5KNB9M",
          "attributes": {
            "Pattern Name": "PS5 Only",
            "Style": "PlayStation\u00ae5 Digital Edition (slim)"
          }
        },
        {
          "asin": "B0CL61F39H",
          "attributes": {
            "Pattern Name": "PS5 Only",
            "Style": "PlayStation\u00ae5 console (slim)"
          }
        },
        {
          "asin": "B0F691TJTP",
          "attributes": {
            "Pattern Name": "PS5 w/ Black Ops Bundle",
            "Style": "PlayStation\u00ae5 console (slim)"
          }
        },
        {
          "asin": "B0FD54CGQ8",
          "attributes": {
            "Pattern Name": "PS5 w/ $100 PlayStation Store GC",
            "Style": "PlayStation\u00ae5 Digital Edition (slim)"
          }
        },
        {
          "asin": "B0FD4WGVH5",
          "attributes": {
            "Pattern Name": "PS5 w/ $100 PlayStation Store GC",
            "Style": "PlayStation\u00ae5 console (slim)"
          }
        }
      ],
      "videos": [
        "https://m.media-amazon.com/S/vse-vms-transcoding-artifact-us-east-1-prod/8af0ddf1-55f5-4e71-9463-39602c3edbae/default.jobtemplate.hls.m3u8",
        "https://m.media-amazon.com/S/vse-vms-transcoding-artifact-us-east-1-prod/50938d5c-2a9b-427a-b766-21b7cd63502e/default.jobtemplate.hls.m3u8"
      ]
    }
  },
  "success": true
}

5. Get Amazon Product Offers

List offers for a product across different marketplaces, including price, seller, condition, and inventory details using Amazon Product Offers.


curl --location --request GET 'https://sellermagnet-api.com/amazon-product-offers?asin=B0CL61F39H&marketplaceId=ATVPDKIKX0DER&api_key=YOUR_API_KEY'

Example Response:


{
  "data": {
    "asin": "B0CL61F39H",
    "buyBox": {
      "condition": "New",
      "deliveryDate": "2025-06-28",
      "fulfillmentType": "FBA",
      "inventory": 30,
      "positivePercentage": 0,
      "priceWithoutShipping": 499,
      "sellerId": "Amazon",
      "sellerName": "Amazon",
      "shippingPrice": 0,
      "totalPrice": 499,
      "totalReviews": 0
    },
    "currency": {
      "code": "USD",
      "name": "United States Dollar",
      "symbol": "$"
    },
    "marketplaceId": "ATVPDKIKX0DER",
    "offers": [
      {
        "condition": "New",
        "deliveryDate": "2025-06-28",
        "fulfillmentType": "FBA",
        "inventory": 30,
        "positivePercentage": 0,
        "priceWithoutShipping": 499,
        "sellerId": "Amazon",
        "sellerName": "Amazon",
        "shippingPrice": 0,
        "totalPrice": 499,
        "totalReviews": 0
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-07-07",
        "fulfillmentType": "FBM",
        "inventory": 10,
        "positivePercentage": 78,
        "priceWithoutShipping": 409.99,
        "sellerId": "A17J18A7XABQI9",
        "sellerName": "PRICE 2 SAVE",
        "shippingPrice": 0,
        "totalPrice": 409.99,
        "totalReviews": 6892
      },
      {
        "condition": "Used - Good",
        "deliveryDate": "2025-06-26",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 87,
        "priceWithoutShipping": 409.99,
        "sellerId": "A1YU28SVL05CUG",
        "sellerName": "premier liquidation",
        "shippingPrice": 9.84,
        "totalPrice": 419.83,
        "totalReviews": 1177
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-06-30",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 40,
        "priceWithoutShipping": 418.99,
        "sellerId": "A2NBVGK6C0HCUA",
        "sellerName": "Fix N Plug",
        "shippingPrice": 3.99,
        "totalPrice": 422.98,
        "totalReviews": 30
      },
      {
        "condition": "Used - Good",
        "deliveryDate": "2025-06-30",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 94,
        "priceWithoutShipping": 423.99,
        "sellerId": "AZZMAGMBAQU46",
        "sellerName": "VG1shop (Serial # Recorded)",
        "shippingPrice": 3.99,
        "totalPrice": 427.98,
        "totalReviews": 163
      },
      {
        "condition": "Used - Acceptable",
        "deliveryDate": "2025-06-28",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 0,
        "priceWithoutShipping": 433.85,
        "sellerId": "Amazon",
        "sellerName": "Amazon Resale",
        "shippingPrice": 0,
        "totalPrice": 433.85,
        "totalReviews": 0
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-07-01",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 73,
        "priceWithoutShipping": 419.99,
        "sellerId": "AO9EU0V84CET9",
        "sellerName": "StarEdge Electronics",
        "shippingPrice": 15.75,
        "totalPrice": 435.74,
        "totalReviews": 154
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-06-27",
        "fulfillmentType": "FBM",
        "inventory": 2,
        "positivePercentage": 74,
        "priceWithoutShipping": 441.49,
        "sellerId": "A2E7NH3SLWCOH4",
        "sellerName": "Tech for Less",
        "shippingPrice": 0,
        "totalPrice": 441.49,
        "totalReviews": 56746
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-06-27",
        "fulfillmentType": "FBM",
        "inventory": 1,
        "positivePercentage": 84,
        "priceWithoutShipping": 443.7,
        "sellerId": "A3JEKQLX9Y2C9L",
        "sellerName": "SaveCentral",
        "shippingPrice": 0,
        "totalPrice": 443.7,
        "totalReviews": 7483
      },
      {
        "condition": "Used - Like New",
        "deliveryDate": "2025-06-27",
        "fulfillmentType": "FBM",
        "inventory": 2,
        "positivePercentage": 80,
        "priceWithoutShipping": 439.99,
        "sellerId": "A1KOYPV53GXGUI",
        "sellerName": "JRS GAMES",
        "shippingPrice": 3.99,
        "totalPrice": 443.98,
        "totalReviews": 81
      },
      {
        "condition": "Used - Very Good",
        "deliveryDate": "2025-06-28",
        "fulfillmentType": "FBA",
        "inventory": 8,
        "positivePercentage": 82,
        "priceWithoutShipping": 444.99,
        "sellerId": "A3853PJW50SJG8",
        "sellerName": "Wardyga Management Services LLC",
        "shippingPrice": 0,
        "totalPrice": 444.99,
        "totalReviews": 60
      }
    ],
    "productLink": "https://www.amazon.com/dp/B0CL61F39H",
    "productMainImage": "https://m.media-amazon.com/images/I/31kTNmpm6vL.jpg",
    "productTitle": "PlayStation\u00ae5 console (slim)"
  },
  "success": true
}

Elevate Your Amazon Strategy with SellerMagnet

Cross-marketplace Amazon product tracking is no longer a luxury; it's a necessity for sustained success. SellerMagnet API provides the robust, scalable, and accurate data solutions you need to gain a competitive edge.

  • Explore our Pricing plans to find the perfect fit for your business needs.
  • Check the API Status page for real-time updates and performance metrics.
  • Refer to our comprehensive Documentation and Code Examples for seamless integration.
  • Try Free to start tracking product data across Amazon marketplaces and transform your business.
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