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ASIN to EAN Converter for Amazon Barcodes

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Convert Amazon ASINs into universal product barcodes without manual lookup. This Actor turns ASIN lists into clean EAN, UPC, and GTIN fields that catalog teams, Amazon sellers, marketplace agencies, and inventory operations can use for matching products across suppliers, ERPs, marketplaces, and internal product databases.

Instead of copying ASINs into one-off web tools, run a repeatable Apify workflow and export structured JSON, CSV, Excel, or API-ready results. Durable caching is built in, so repeated ASIN lookups can return from a named Key-Value Store instead of querying the upstream converter again.

Key Features

• Convert single ASINs or ASIN arrays into EAN, UPC, and GTIN identifiers.
• Supports Amazon marketplace codes including US, DE, UK, FR, IT, ES, NL, CA, MX, JP, AU, and more.
• Durable cache support through a named Apify Key-Value Store.
• Positive and not-found results are cached because ASIN-to-barcode mappings are effectively static.
• Minimal one-row-per-ASIN dataset output with only ASIN, EAN, UPC, and GTIN.
• Missing EAN, UPC, or GTIN values are returned as null instead of empty arrays or extra status fields.
• If RocketSource returns no GTIN, the Actor calculates GTIN-14 from the first available EAN or UPC by left-padding the identifier with zeros to 14 digits.
• Isolated cookie sessions per worker to avoid converter session collisions.
• Retry handling for expired converter sessions, cookie-required responses, and captcha-triggered session resets.

How it Works

1. Enter one ASIN or paste a list of ASINs, then select the Amazon marketplace code.
2. Run the Actor on Apify. The Actor checks the durable cache first, then queries RocketSource only for cache misses.
3. Download the dataset as JSON, CSV, or Excel, or connect the output to your API, enrichment pipeline, ERP import, or automation workflow.

Input Example

{
"asin":"B07ZPC9QD4",
"asins":["B07ZPC9QD4","B08N5WRWNW"],
"marketplace":"US",
"maxConcurrency":1,
"useCache":true,
"cacheStoreName":"asin-ean-cache",
"maxRetries":2
}

Output Sample (JSON format)

{
"ASIN":"B07ZPC9QD4",
"EAN":["0190199246850"],
"UPC":["190199246850"],
"GTIN":["00190199246850","30190199246851"]
}

If a value is unavailable, the field is returned as null:

{
"ASIN":"UNKNOWN",
"EAN":null,
"UPC":null,
"GTIN":null
}

If RocketSource returns an EAN or UPC but no GTIN, the Actor derives GTIN-14 automatically:

{
"ASIN":"EAN_ONLY_EXAMPLE",
"EAN":["1234567890128"],
"UPC":null,
"GTIN":["01234567890128"]
}

AI & LLM Integration (RAG-Ready)

The Actor returns clean structured JSON fields that are easy to use in AI and automation pipelines. You can:

• Enrich product catalog records before feeding them into LLM workflows.
• Store ASIN, EAN, UPC, and GTIN fields in a vector database for retrieval-augmented generation (RAG).
• Use the output as a Model Context Protocol (MCP) data source for catalog matching and product enrichment agents.
• Build automated workflows for marketplace listing validation, supplier matching, product deduplication, or inventory normalization.
• Join the dataset with pricing, availability, or internal SKU tables for downstream analytics.

Notes and Limits

This Actor uses RocketSource's public ASIN-to-EAN converter flow. The upstream converter is stateful and can request a captcha after a usage threshold or bot-protection signal. Durable caching reduces repeated live lookups and keeps repeated conversions fast and predictable.