{ "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": 799 }, "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=799&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=799&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=799&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\/gespielte-violine-4-4-stradivari-modell-799.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\/gespielte-violine-4-4-stradivari-modell-799.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/gespielte-violine-4-4-stradivari-modell-799.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=799&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=799&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/gespielte-violine-4-4-stradivari-modell-799.html" }, "id_product": 799, "name": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "description": "Gespielte hochwertige 4\/4-Violine im Stradivari-Modell, ca. 60 Jahre alt, vom Geigenbaumeister \u00fcberpr\u00fcft und spielbereit. Mit Palisandergarnitur und Tonika-Saiten.", "full_description": "Diese gespielte Violine in 4\/4-Gr\u00f6\u00dfe ist ein etwa 60 Jahre altes Einzelst\u00fcck in guter Werkstattarbeit. Das Instrument wurde von einem Geigenbaumeister \u00fcberpr\u00fcft, befindet sich in gutem Zustand und ist spielbereit. Die Violine orientiert sich am Stradivari-Modell und besitzt keinen Zettel. Verarbeitet wurden sehr gute Tonh\u00f6lzer, darunter ein sch\u00f6n geflammter, geteilter Boden. Der originale br\u00e4unliche Spirituslack pr\u00e4gt den klassischen Charakter des Instruments. Zur Ausstattung geh\u00f6ren eine Palisandergarnitur und Tonika-Saiten. Die Violine ist wahlweise einzeln oder im Set mit Etui und Bogen erh\u00e4ltlich. Als gespieltes Einzelst\u00fcck verbindet sie den individuellen Charakter eines \u00e4lteren Instruments mit einer vom Geigenbaumeister \u00fcberpr\u00fcften Spielbereitschaft.", "additional_text": "Produkttyp: gespielte Violine \n Gr\u00f6\u00dfe: 4\/4 \n Zustand: gebraucht, guter Zustand \n Einzelst\u00fcck \n Alter: ca. 60 Jahre \n Modell: Stradivari \n Ohne Zettel \n Gute Werkstattarbeit \n Vom Geigenbaumeister \u00fcberpr\u00fcft \n Spielbereit \n Tonh\u00f6lzer: sehr gute Qualit\u00e4t \n Boden: sch\u00f6n geflammt und geteilt \n Lackierung: originaler br\u00e4unlicher Spirituslack \n Garnitur: Palisander \n Saiten: Tonika \n Erh\u00e4ltlich als einzelnes Instrument oder im Set mit Etui und Bogen", "sku": "901\/3254", "mpn": "901\/3254", "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": 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" } }, "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": 499, "name": "Produkttyp", "value": "Historisch & Restauriert" }, { "id_feature": 1, "id_feature_value": 3, "name": "Produkttyp", "value": "Einzelartikel" }, { "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": 2, "id_feature_value": 501, "name": "Besonderheit", "value": "Unikat" }, { "id_feature": 18, "id_feature_value": 395, "name": " Kernmaterial", "value": "Palisander " }, { "id_feature": 25, "id_feature_value": 384, "name": "Au\u00dfenmaterial", "value": "lackiert" }, { "id_feature": 4, "id_feature_value": 154, "name": "Kondition", "value": "aufbereitet" }, { "id_feature": 4, "id_feature_value": 153, "name": "Kondition", "value": "gebraucht" } ], "agent_faqs": [ ], "images": [ { "id_image": 3753, "cover": true, "position": 1, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3753-large_default\/gespielte-violine-4-4-stradivari-modell.webp" }, { "id_image": 3752, "cover": false, "position": 2, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn2.musiccraft-instruments.com\/3752-large_default\/gespielte-violine-4-4-stradivari-modell.webp" }, { "id_image": 3754, "cover": false, "position": 3, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3754-large_default\/gespielte-violine-4-4-stradivari-modell.webp" }, { "id_image": 3749, "cover": false, "position": 4, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn2.musiccraft-instruments.com\/3749-large_default\/gespielte-violine-4-4-stradivari-modell.webp" }, { "id_image": 3750, "cover": false, "position": 5, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3750-large_default\/gespielte-violine-4-4-stradivari-modell.webp" }, { "id_image": 3751, "cover": false, "position": 6, "legend": "Gespielte Violine 4\/4 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3751-large_default\/gespielte-violine-4-4-stradivari-modell.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 2, "unitCode": "KGM", "note": "Shipping weight, not product content." }, "variant_model": { "has_variants": true, "variant_count": 2, "default_id_product_attribute": 1107 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 799, "id_product_attribute": 1107, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/gespielte-violine-4-4-stradivari-modell-799.html", "price": 1600.00, "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": 1600.00, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 799, "id_product_attribute": 1107, "is_default": true, "sku": "901\/3254-1", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/gespielte-violine-4-4-stradivari-modell-799.html", "image": "https:\/\/cdn3.musiccraft-instruments.com\/3753-large_default\/gespielte-violine-4-4-stradivari-modell.webp", "attributes": [ { "group_id": 28, "group_name": "Variante", "value": "Instrument einzeln" } ], "attribute_summary": "Variante: Instrument einzeln", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 1344.54, "tax_included": 1600.00, "without_reduction_tax_excluded": 1344.54, "without_reduction_tax_included": 1600.00, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 1, "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=799&id_product_attribute=1107&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 799, "id_product_attribute": 1106, "is_default": false, "sku": "901\/3254-2", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/gespielte-violine-4-4-stradivari-modell-799.html", "image": "https:\/\/cdn3.musiccraft-instruments.com\/3754-large_default\/gespielte-violine-4-4-stradivari-modell.webp", "attributes": [ { "group_id": 28, "group_name": "Variante", "value": "Instrument im Set mit Etui und Bogen" } ], "attribute_summary": "Variante: Instrument im Set mit Etui und Bogen", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 1428.57, "tax_included": 1700.00, "without_reduction_tax_excluded": 1428.57, "without_reduction_tax_included": 1700.00, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 1, "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=799&id_product_attribute=1106&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 1107, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 1600.00, "price_tax_excluded": 1344.54, "price_without_reduction": 1344.54, "reduction_percent": 0, "reduction_price": 0 }, "availability": { "status": "https://schema.org/InStock", "orderable": true, "available_for_order": true, "show_price": true, "quantity": 2, "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." } } } }