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GMC Guardian GMC Guardian
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Pillar 2 · Prevention

Compliance you don't have to remember.

45 rules across 7 families, identity, policies, feed accuracy, price parity, schema, restricted content, linked accounts. Severity-graded. Cross-checked against the live storefront, not the Shopify admin schema.

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We monitor 45 dimensions of compliance against your live store + Merchant Center, every hour on Pro+. Drift on theme publish? Webhook fires immediately.

Rule families

7 familles · 45 règles

F1 · Identity & trust

PASS

Identity & trust

Contact info, About page quality (AI-checked), business name + legal entity in footer, name consistency across GMC ↔ site ↔ WHOIS, social profile activity.

F2 · Policy pages

PASS

Policy pages

Returns, refunds, shipping, privacy (GDPR-aware), terms, AI quality check on body content, not just presence detection.

F3 · Feed data accuracy

WARNING

Feed data accuracy

GTIN/MPN/brand, ALL CAPS/promo text in titles, description quality (hybrid deterministic+LLM), image overlays via OCR, Google product category mapping.

F4 · Price parity

CRITICAL

Price parity

Live Checkout Simulator: feed → PDP → cart → checkout. Currency match, Shopify Markets multi-currency rounding, sale_price effective_date.

F5 · Technical / schema

WARNING

Technical / schema

SSL + HSTS + mixed content, schema.org Product validity, Lighthouse mobile, robots.txt allows AdsBot.

F6 · Restricted content

CRITICAL

Restricted content

Prohibited categories (AI classifier), restricted requiring disclosures, country-specific (CBD legal EU vs US).

F7 · Linked accounts

MANUAL

Linked accounts

Linked Google Ads health, prior-suspended sister account detection, newly registered/transferred domain risk.

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Install on Shopify