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Google Merchant Center identifier_exists checker

Validate yes/true/no/false and warn about obvious conflicts with GTIN, MPN and brand fields.

Check CSV

🔒 Analysis runs in your browser; the file itself is not sent to BlueprintLab.

What this tool checks

  • yes / true / no / false
  • English values required
  • Potential UPI conflicts

What it cannot determine

This unofficial checker covers only rules that can be verified in the browser. Live account settings, remote server state and later service-side validation remain authoritative.

How to use this tool

Validate yes/true/no/false and warn about obvious conflicts with GTIN, MPN and brand fields.

  1. Use Try sample to inspect the included sample.
  2. Set ＋ Choose a CSV file Tap/click to choose. Drag and drop also works on desktop..
  3. Use Check CSV to process the input.
  4. Compare the result with your source data and return to the input to make corrections.
＋ Choose a CSV file Tap/click to choose. Drag and drop also works on desktop.
.csv,text/csv

Input and settings example

id,title,identifier_exists,gtin,mpn,brand
SKU001,Custom Product,no,,,

Related tools

Marketing & CRM tools — browse all tools in this topic

Google Merchant Center GTIN length and checksum checkerNormalize spaces/dashes and validate 8, 12, 13 or 14-digit GTINs and their GS1 check digit.Open  →Google Merchant Center availability value checkerValidate availability values and require availability_date context for preorder/backorder rows.Open  →Google Merchant Center condition value checkerValidate Merchant Center condition values as new, used or refurbished.Open  →Google Merchant Center price format checkerValidate Merchant Center price values in number + 3-letter currency format, such as 15.00 USD.Open  →

Related references: CSV / TSV · Encodings & BOM · Country codes