{ "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": 802 }, "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=802&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=802&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=802&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\/max-sandner-violine-4-4-1970-802.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\/max-sandner-violine-4-4-1970-802.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/max-sandner-violine-4-4-1970-802.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=802&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=802&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/max-sandner-violine-4-4-1970-802.html" }, "id_product": 802, "name": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "description": "Gespielte 4\/4-Violine von Max Sandner, Erlbach 1970, im Stradivari-Modell. Vom Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt, mit Larsen-Saiten und neuer Garnitur.", "full_description": "Diese gespielte Violine in 4\/4-Gr\u00f6\u00dfe tr\u00e4gt einen Zettel mit der Angabe Max Sandner, Erlbach 1970 und ist als Einzelst\u00fcck im Stradivari-Modell ausgef\u00fchrt. Das Instrument wurde von einem Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt sowie spielfertig eingerichtet. Die Violine stammt aus dem Jahr 1970 und besitzt einen sehr gut erhaltenen Originallack. Laut Anbieter weist das Instrument keine Besch\u00e4digungen auf. Zur aktuellen Ausstattung geh\u00f6ren Larsen-Saiten sowie eine neue Garnitur. Die Violine ist wahlweise einzeln oder im Set mit Etui und Bogen erh\u00e4ltlich. Damit verbindet sie den Charakter eines gespielten Instruments aus dem Jahr 1970 mit einer fachm\u00e4nnisch \u00fcberpr\u00fcften und spielfertig eingerichteten Ausstattung.", "additional_text": "Produkttyp: gespielte Violine \n Gr\u00f6\u00dfe: 4\/4 \n Zustand: gebraucht \n Einzelst\u00fcck \n Modell: Stradivari \n Baujahr: 1970 \n Zettel: Max Sandner, Erlbach 1970 \n Vom Geigenbaumeister \u00fcberpr\u00fcft und \u00fcberholt \n Spielfertig eingerichtet \n Laut Anbieter keine Besch\u00e4digungen \n Originallack: sehr gut erhalten \n Saiten: Larsen \n Garnitur: neu \n Erh\u00e4ltlich als einzelnes Instrument oder im Set mit Etui und Bogen", "sku": "901\/3260", "mpn": "901\/3260", "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": 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": 3771, "cover": true, "position": 1, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3771-large_default\/max-sandner-violine-4-4-1970.webp" }, { "id_image": 3770, "cover": false, "position": 2, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn2.musiccraft-instruments.com\/3770-large_default\/max-sandner-violine-4-4-1970.webp" }, { "id_image": 3772, "cover": false, "position": 3, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn2.musiccraft-instruments.com\/3772-large_default\/max-sandner-violine-4-4-1970.webp" }, { "id_image": 3767, "cover": false, "position": 4, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3767-large_default\/max-sandner-violine-4-4-1970.webp" }, { "id_image": 3768, "cover": false, "position": 5, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3768-large_default\/max-sandner-violine-4-4-1970.webp" }, { "id_image": 3769, "cover": false, "position": 6, "legend": "Violine Max Sandner 4\/4 von 1970 \u2013 Stradivari-Modell mit Etui und Bogen", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3769-large_default\/max-sandner-violine-4-4-1970.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": 1113 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 802, "id_product_attribute": 1113, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/max-sandner-violine-4-4-1970-802.html", "price": 2600.00, "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": 2600.00, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 802, "id_product_attribute": 1113, "is_default": true, "sku": "901\/3260-1", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/max-sandner-violine-4-4-1970-802.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/max-sandner-violine-4-4-1970.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": 2184.87, "tax_included": 2600.00, "without_reduction_tax_excluded": 2184.87, "without_reduction_tax_included": 2600.00, "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=802&id_product_attribute=1113&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 802, "id_product_attribute": 1112, "is_default": false, "sku": "901\/3260-2", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/max-sandner-violine-4-4-1970-802.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/max-sandner-violine-4-4-1970.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": 2268.91, "tax_included": 2700.00, "without_reduction_tax_excluded": 2268.91, "without_reduction_tax_included": 2700.00, "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=802&id_product_attribute=1112&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 1113, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 2600.00, "price_tax_excluded": 2184.87, "price_without_reduction": 2184.87, "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." } } } }