{ "agent_meta": { "type": "agent_product", "schema": "mcc_agent", "schema_version": "1.1", "generated_at": "2026-11-07", "source_of_truth": "MCC Commerce Engine" }, "request_context": { "language": { "id_lang": 1, "iso_code": "de", "url_prefix": "\/de\/" }, "delivery_country": { "id_country": 0, "iso_code": false }, "currency": { "id_currency": 1, "iso_code": "EUR", "name": "Euro", "symbol": "\u20ac" }, "complete": true }, "context_switching": { "available": true, "mode": "on_demand_resolver", "stateless": true, "resolver": "links.agent.contexts", "fetch_when": "requested_context_differs", "dimensions": [ "language", "delivery_country", "currency" ], "unspecified_dimensions": "preserve_request_context", "selection": { "match": "exact", "source": "available_contexts", "result": "available_contexts[].target_url" }, "target": { "resource": "product", "id_product": 145 }, "full_context_in_target_url": true, "requires_session_persistence": false, "manual_url_construction_allowed": false, "instruction": "When a requested language, delivery country or currency differs from request_context, fetch links.agent.contexts. Preserve dimensions not explicitly changed by the user, select the exact matching entry and follow target_url unchanged." }, "platform": { "name": "MCC Agentic Commerce", "version": "1.0", "commerce_engine": "MCC Commerce Engine", "agent_interface": "MCC Agentic API" }, "instructions": { "purpose": "This endpoint provides the complete machine-readable representation of one product in the active language, delivery-country and currency context.", "rules": [ "All prices, taxes, availability and actions in data.product apply only to request_context.", "When variants exist, select the matching entry from data.product.variant_offers and use its exact price, availability and action URL.", "Do not infer a variant price from the product-level price or from another variant.", "Use the exact action.url supplied by the selected offer. Do not construct add-to-cart URLs manually.", "When language, delivery country or currency must change, fetch links.agent.contexts and follow the exact matching target_url unchanged.", "Prices, taxes, inventory and availability are calculated by the shop.", "Do not invent unavailable product, variant, price, stock, shipping or checkout information." ] }, "capabilities": { "root": true, "sitemap": true, "search": true, "product": true, "contexts": true, "category": true, "cart": true, "cms_page": false, "checkout": false }, "links": { "self": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=145&setCountry=0&setCurrency=1", "agent": { "root": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/root?setCountry=0&setCurrency=1", "sitemap": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/sitemap?setCountry=0&setCurrency=1", "search": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/search?setCountry=0&setCurrency=1", "cart": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/cart?setCountry=0&setCurrency=1", "product": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=145&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=145&setCountry=0&setCurrency=1" }, "human": { "home": "https:\/\/musiccraft-instruments.com\/", "sitemap": "https:\/\/musiccraft-instruments.com\/de\/sitemap", "search": "https:\/\/musiccraft-instruments.com\/de\/suche", "product": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html", "cart": "https:\/\/musiccraft-instruments.com\/de\/bestellung", "contact": "https:\/\/musiccraft-instruments.com\/de\/kontaktiere-uns" } }, "commerce_model": { "pricing": "server_calculated", "tax": "server_calculated", "shipping": "server_calculated", "inventory": "live", "currencies": "context_based", "languages": "url_based" }, "data": { "product": { "@context": "https://schema.org", "@type": "Product", "@id": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=145&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=145&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html" }, "id_product": 145, "name": "Wirbel f\u00fcr Violine \u2013 Schweizer Modell aus Buchsbaum mit verschiedenen Schaftst\u00e4rken", "description": "Violinwirbel im Schweizer Modell aus Buchsbaum mit verschiedenen Schaftst\u00e4rken f\u00fcr pr\u00e4zises Stimmen und klassischen Look.", "full_description": "Manche Materialien altern nicht. Sie bekommen Charakter. Diese Violinwirbel im Schweizer Modell aus Buchsbaum verbinden traditionelle Optik mit zuverl\u00e4ssiger Funktion. Sie sorgen f\u00fcr gleichm\u00e4\u00dfige Spannung, kontrolliertes Stimmen und ein direktes Spielgef\u00fchl. Durch die verschiedenen Schaftst\u00e4rken eignen sie sich ideal f\u00fcr Reparaturen, den Austausch vorhandener Wirbel oder den professionellen Instrumentenbau. Klassisches Zubeh\u00f6r f\u00fcr Instrumente, die nicht nur sch\u00f6n aussehen sollen, sondern gespielt werden wollen.", "additional_text": "Wirbel f\u00fcr Violine \n Schweizer Modell \n Aus Buchsbaum gefertigt \n Verschiedene Schaftst\u00e4rken erh\u00e4ltlich \n Pr\u00e4zise Stimmbarkeit und sicherer Halt \n Geeignet f\u00fcr Reparatur und Instrumentenbau", "sku": "822\/003A", "mpn": "822\/003A", "ean13": "", "upc": "", "brand": { "@type": "Brand", "name": "MIGMA eG", "url": "https:\/\/musiccraft-instruments.com\/de\/migma-eg_21" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 21, "name": "MIGMA eG", "url": "https:\/\/musiccraft-instruments.com\/de\/migma-eg_21" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 80, "name": "Wirbel", "link_rewrite": "wirbel", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=80&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/wirbel-80" } }, "categories": [ { "id_category": 4, "name": "Instrumente", "link_rewrite": "instrumente", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=4&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/instrumente-4" } }, { "id_category": 6, "name": "Equipment & Essentials", "link_rewrite": "equipment-essentials", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=6&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/equipment-essentials-6" } }, { "id_category": 7, "name": "Restauration", "link_rewrite": "restauration", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=7&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/restauration-7" } }, { "id_category": 5, "name": "Highlight", "link_rewrite": "highlight", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=5&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/highlight-5" } } ], "features": [ { "id_feature": 1, "id_feature_value": 150, "name": "Produkttyp", "value": "Ersatzteile" }, { "id_feature": 1, "id_feature_value": 1, "name": "Produkttyp", "value": "Zubeh\u00f6r" }, { "id_feature": 15, "id_feature_value": 130, "name": "Besteuerung", "value": "Standard Rate" }, { "id_feature": 9, "id_feature_value": 148, "name": "Instrument", "value": "Violine" }, { "id_feature": 28, "id_feature_value": 331, "name": "Bestandteile", "value": "Wirbel" }, { "id_feature": 29, "id_feature_value": 341, "name": "Gr\u00f6\u00dfe f\u00fcr", "value": "4\/4" }, { "id_feature": 2, "id_feature_value": 502, "name": "Besonderheit", "value": "Verschiedene Varianten" } ], "agent_faqs": [ ], "images": [ { "id_image": 2373, "cover": true, "position": 1, "legend": "Wirbel f\u00fcr Violine \u2013 Schweizer Modell mit verschiedenen Schaftst\u00e4rken", "url": "https:\/\/cdn1.musiccraft-instruments.com\/2373-large_default\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 0.02, "unitCode": "KGM", "note": "Shipping weight, not product content." }, "variant_model": { "has_variants": true, "variant_count": 2, "default_id_product_attribute": 467 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 145, "id_product_attribute": 467, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html", "price": 2.70, "priceCurrency": "EUR", "availability": "https://schema.org/InStock", "itemCondition": "https://schema.org/NewCondition", "seller": { "@type": "Organization", "name": "musiccraft - instruments", "url": "https:\/\/musiccraft-instruments.com\/", "telephone": "+49 (0) 34 20 63 14 888" }, "priceSpecification": { "@type": "PriceSpecification", "price": 2.70, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 145, "id_product_attribute": 467, "is_default": true, "sku": "822\/003A-SW", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html", "image": "https:\/\/cdn3.musiccraft-instruments.com\/1-large_default\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken.webp", "attributes": [ { "group_id": 12, "group_name": "Schaftst\u00e4rke", "value": "Schwach" } ], "attribute_summary": "Schaftst\u00e4rke: Schwach", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 2.27, "tax_included": 2.70, "without_reduction_tax_excluded": 2.27, "without_reduction_tax_included": 2.70, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 5, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=145&id_product_attribute=467&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 145, "id_product_attribute": 466, "is_default": false, "sku": "822\/003A-MI", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken-145.html", "image": "https:\/\/cdn3.musiccraft-instruments.com\/1-large_default\/wirbel-violine-schweizer-modell-buchsbaum-verschiedene-schaftstaerken.webp", "attributes": [ { "group_id": 12, "group_name": "Schaftst\u00e4rke", "value": "Mittel" } ], "attribute_summary": "Schaftst\u00e4rke: Mittel", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 2.27, "tax_included": 2.70, "without_reduction_tax_excluded": 2.27, "without_reduction_tax_included": 2.70, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 5, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=145&id_product_attribute=466&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 467, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 2.70, "price_tax_excluded": 2.27, "price_without_reduction": 2.27, "reduction_percent": 0, "reduction_price": 0 }, "availability": { "status": "https://schema.org/InStock", "orderable": true, "available_for_order": true, "show_price": true, "quantity": 10, "minimal_quantity": 1, "variant_stock_available": true, "allow_buy_when_out_of_stock": false, "stock_management": false, "is_virtual": false } }, "actions": { "add_to_cart": { "type": "cart_add", "method": "GET", "requires_context": true, "required_context_parameters": [ "setCountry", "setCurrency" ], "instruction": "Use the exact action.url from data.product.offers for a simple product or from the selected data.product.variant_offers entry. Respect action.enabled and action.quantity." } } } }