Product / Offer / Price Schema Suite: 90 checks

ID	Check	Passes when	Weight	Runs
6.14.01	Detect Product schema	Present	Critical	Deterministic
6.14.02	Validate @type = Product	Accurate	Critical	Deterministic
6.14.03	Validate product name exists and matches on‑page title	Exact	Heavy	Deterministic
6.14.04	Validate product description exists and matches visible content	High parity	Heavy	Deterministic
6.14.05	Validate product image array exists	Present	Heavy	Deterministic
6.14.06	Validate SKU present (if applicable)	Present	Heavy	Deterministic
6.14.07	Validate MPN present (if applicable)	Present	Heavy	Deterministic
6.14.08	Validate GTIN (gtin8/gtin12/gtin13/gtin14) format correctness	Valid	Heavy	Deterministic
6.14.09	Validate no conflicting IDs across product variants	Clean	Medium	Deterministic
6.14.10	Validate identifiers match merchant catalog	Accurate	Medium	Deterministic
6.14.11	Detect Offer object	Present	Critical	Deterministic
6.14.12	Validate price exists	Present	Heavy	Deterministic
6.14.13	Validate priceCurrency exists and is valid ISO code	Accurate	Heavy	Deterministic
6.14.14	Validate availability property	Present	Heavy	Deterministic
6.14.15	Validate itemCondition property	Present	Heavy	Deterministic
6.14.16	Validate schema price matches on‑page visible price	Exact	Heavy	Deterministic
6.14.17	Validate price formatting uses decimals consistently	Standard	Heavy	Deterministic
6.14.18	Validate handling of sale price vs. original price	Accurate	Heavy	Deterministic
6.14.19	Validate priceValidUntil or priceValidFrom (if provided)	Accurate	Medium	Deterministic
6.14.20	Validate historical prices not embedded in current schema	Clean	Medium	Deterministic
6.14.21	Validate minimum image resolution (≥ 800px)	Pass	Heavy	Deterministic
6.14.22	Validate images use correct aspect ratio	Standard	Heavy	Deterministic
6.14.23	Validate no watermarks or promotional overlays (Google Merchant rule)	Clean	Heavy	Deterministic
6.14.24	Validate image URLs return correct MIME type	Accurate	Medium	Deterministic
6.14.25	Validate multiple images provided for rich listings	Present	Medium	Deterministic
6.14.26	Validate Product → Offer linking (offers property)	Correct	Heavy	Deterministic
6.14.27	Validate Product → Review (if reviews exist)	Accurate	Heavy	Deterministic
6.14.28	Validate Brand property presence	Present	Medium	Deterministic
6.14.29	Validate Category / ItemList categorization	Accurate	Medium	Deterministic
6.14.30	Compute partial product score for Chunk 1	Complete	Medium	Deterministic
6.14.31	Validate PriceSpecification object exists (if used)	Present	Heavy	Deterministic
6.14.32	Validate priceComponent structure (basePrice, tax, shipping)	Accurate	Heavy	Deterministic
6.14.33	Validate price includes correct currency formatting	Valid	Heavy	Deterministic
6.14.34	Validate priceRange logic for variable pricing	Accurate	Medium	Deterministic
6.14.35	Validate price drops or increases reflected in schema	Correct	Medium	Deterministic
6.14.36	Validate product availability code (InStock / OutOfStock / PreOrder)	Accurate	Heavy	Deterministic
6.14.37	Validate seller or merchant name	Present	Heavy	Deterministic
6.14.38	Validate correct URL under Offer → url	Accurate	Heavy	Deterministic
6.14.39	Validate inventory quantity where applicable	Present	Medium	Deterministic
6.14.40	Validate Offer expiration or validity periods	Present	Medium	Deterministic
6.14.41	Detect variant groupings (sizes, colors, models)	Present	Heavy	Deterministic
6.14.42	Validate each variant has unique SKU / GTIN / MPN	Accurate	Heavy	Deterministic
6.14.43	Validate variant name clarity (“Blue XL”, not “B‑XL”)	Clear	Heavy	Deterministic
6.14.44	Validate variant images map correctly	Accurate	Medium	Deterministic
6.14.45	Validate variant prices consistent with variant details	Accurate	Medium	Deterministic
6.14.46	Validate feature bullets included in schema (if applicable)	Present	Heavy	Deterministic
6.14.47	Validate feature list readability	Strong	Heavy	Deterministic
6.14.48	Validate semantic richness in feature bullets	Strong	Medium	Deterministic
6.14.49	Validate no duplicated features across variants	Clean	Medium	Deterministic
6.14.50	Validate Review / AggregateRating correctly attached to Product	Correct	Heavy	Deterministic
6.14.51	Validate ratingValue accuracy	Accurate	Heavy	Deterministic
6.14.52	Validate reviewCount matches on‑page number	Exact	Medium	Deterministic
6.14.53	Validate no fake or templated review patterns	Clean	Medium	Deterministic
6.14.54	Validate object detection clarity in product images	Strong	Heavy	Deterministic
6.14.55	Validate image background quality (white or clean backdrop)	Clean	Heavy	Deterministic
6.14.56	Validate zoomability and high‑resolution capabilities	Present	Medium	Deterministic
6.14.57	Validate images follow Google Merchant image policies	Compliant	Medium	Deterministic
6.14.58	Validate all product schema elements load without JS errors	Clean	Medium	Deterministic
6.14.59	Validate schema passes Google Rich Results	Pass	Medium	Deterministic
6.14.60	Compute partial product score for Chunk 2	Complete	Medium	Deterministic
6.14.61	Validate multilingual Product schema availability	Present	Heavy	Deterministic
6.14.62	Validate productName parity across languages	High parity	Heavy	Deterministic
6.14.63	Validate productDescription parity across languages	High parity	Heavy	Deterministic
6.14.64	Validate localized priceCurrency alignment	Accurate	Medium	Deterministic
6.14.65	Validate image URLs remain language‑agnostic	Correct	Medium	Deterministic
6.14.66	Detect ItemList / ProductList schema for category pages	Present	Heavy	Deterministic
6.14.67	Validate correct @type for listing pages	Accurate	Heavy	Deterministic
6.14.68	Validate each itemListElement references a valid Product	True	Heavy	Deterministic
6.14.69	Validate pagination canonical logic	Correct	Medium	Deterministic
6.14.70	Validate consistent ordering and sorting	Logical	Medium	Deterministic
6.14.71	Validate productVideo or videoObject (if present)	Correct	Heavy	Deterministic
6.14.72	Validate video thumbnail resolution	High quality	Heavy	Deterministic
6.14.73	Validate 3D model schema (if relevant)	Accurate	Medium	Deterministic
6.14.74	Validate alt text on product videos/images	Present	Medium	Deterministic
6.14.75	Validate presence of structured product attributes (material, size, use case)	Present	Heavy	Deterministic
6.14.76	Validate semantic entity clarity within description	Strong	Heavy	Deterministic
6.14.77	Validate AI‑retrievable formatting in product descriptions	Strong	Heavy	Deterministic
6.14.78	Validate presence of differentiators vs competing products	Present	Medium	Deterministic
6.14.79	Validate clean entity disambiguation across variants	Clear	Medium	Deterministic
6.14.80	Validate seller / merchant consistency across schema and UI	Exact	Heavy	Deterministic
6.14.81	Validate returnPolicy, shippingPolicy (if present)	Accurate	Heavy	Deterministic
6.14.82	Validate merchant contact information	Present	Medium	Deterministic
6.14.83	Validate warranty schema (if provided)	Accurate	Medium	Deterministic
6.14.84	Validate product images optimized (WebP/AVIF if possible)	Optimized	Heavy	Deterministic
6.14.85	Validate product schema loads synchronously without JS blocking	Stable	Heavy	Deterministic
6.14.86	Validate no render‑blocking scripts in product UI	Clean	Medium	Deterministic
6.14.87	Validate product page CLS, LCP, FID within Core Web Vitals limits	Pass	Medium	Deterministic
6.14.88	Validate entire Product schema passes Google Rich Results	Pass	Heavy	Deterministic
6.14.89	Validate no conflicting or duplicate Product schema blocks	Clean	Heavy	Deterministic
6.14.90	Compute full product composite score for Section 6.14	>= 90%	Critical	Deterministic

6.14 Product / Offer / Price Schema Suite

Run these checks on your site