{ "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": 1, "iso_code": "DE" }, "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": 685 }, "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=685&setCountry=1&setCurrency=1", "agent": { "root": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/root?setCountry=1&setCurrency=1", "sitemap": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/sitemap?setCountry=1&setCurrency=1", "search": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/search?setCountry=1&setCurrency=1", "cart": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/cart?setCountry=1&setCurrency=1", "product": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=685&setCountry=1&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=685&setCountry=1&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\/koenig-meyer-cellostaender-141-1-685.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\/koenig-meyer-cellostaender-141-1-685.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/koenig-meyer-cellostaender-141-1-685.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=685&setCountry=1&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=685&setCountry=1&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/koenig-meyer-cellostaender-141-1-685.html" }, "id_product": 685, "name": "K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 \u2013 mit integriertem Bogenhalter", "description": "Stabiler K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 mit einklappbaren Haltearmen, Auflageschale f\u00fcr den Stachel und integriertem Bogenhalter.", "full_description": "Der K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 bietet eine stabile und instrumentenschonende Ablage f\u00fcr Violoncelli. Die robusten Haltearme sind mit einem sch\u00fctzenden Gummi\u00fcberzug versehen und lassen sich f\u00fcr den Transport schnell einklappen. Eine speziell entwickelte Auflageschale nimmt den Stachel des Cellos auf und unterst\u00fctzt einen sicheren Stand des Instruments. Die Stahlkonstruktion ist h\u00f6henverstellbar und l\u00e4sst sich kompakt zusammenlegen. Ein integrierter Bogenhalter erg\u00e4nzt die Ausstattung und erm\u00f6glicht die gemeinsame Ablage von Instrument und Bogen.", "additional_text": "Modell: 141\/1 \n Produkttyp: Cellost\u00e4nder \n Geeignet f\u00fcr: Violoncello \n Material: Stahl \n Instrumentenauflage: Kunststoff-Schutz\u00fcberzug \n Haltearme: einklappbar \n Mit Auflageschale f\u00fcr den Stachel \n Integrierter Bogenhalter \n B\u00fcgelbreite: 380 mm \n H\u00f6he: 620 bis 1.120 mm \n Rohrkombination: 1-fach ausziehbar \n Aufstellma\u00df: \u00d8 800 mm \n Fu\u00dfkonstruktion: Fu\u00dfrohre mit St\u00fctzstreben \n Gr\u00f6\u00dfe zusammengelegt: 175 x 130 x 605 mm \n Gewicht: 2,48 kg \n Farbe: Schwarz \n Hersteller: K\u00f6nig & Meyer", "sku": "812\/141\/1", "mpn": "812\/141\/1", "ean13": "", "upc": "", "brand": { "@type": "Brand", "name": "K\u00f6nig & Meyer", "url": "https:\/\/musiccraft-instruments.com\/de\/konig-meyer_33" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 33, "name": "K\u00f6nig & Meyer", "url": "https:\/\/musiccraft-instruments.com\/de\/konig-meyer_33" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 67, "name": "Instrumentenst\u00e4nder", "link_rewrite": "instrumentenstaender", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=67&setCountry=1&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/instrumentenstaender-67" } }, "categories": [ { "id_category": 4, "name": "Instrumente", "link_rewrite": "instrumente", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=4&setCountry=1&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=1&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=1&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=1&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/highlight-5" } } ], "features": [ { "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": 325, "name": "Instrument", "value": "Cello" }, { "id_feature": 9, "id_feature_value": 475, "name": "Instrument", "value": "St\u00e4nder" }, { "id_feature": 18, "id_feature_value": 376, "name": " Kernmaterial", "value": "Kunststoff" }, { "id_feature": 18, "id_feature_value": 156, "name": " Kernmaterial", "value": "Stahl" } ], "agent_faqs": [ ], "images": [ { "id_image": 3409, "cover": true, "position": 1, "legend": "K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 \u2013 mit integriertem Bogenhalter", "url": "https:\/\/cdn3.musiccraft-instruments.com\/3409-large_default\/koenig-meyer-cellostaender-141-1.webp" }, { "id_image": 3408, "cover": false, "position": 2, "legend": "K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 \u2013 mit integriertem Bogenhalter", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3408-large_default\/koenig-meyer-cellostaender-141-1.webp" }, { "id_image": 3410, "cover": false, "position": 3, "legend": "K\u00f6nig & Meyer Cellost\u00e4nder 141\/1 \u2013 mit integriertem Bogenhalter", "url": "https:\/\/cdn1.musiccraft-instruments.com\/3410-large_default\/koenig-meyer-cellostaender-141-1.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 2.48, "unitCode": "KGM", "note": "Shipping weight, not product content." }, "variant_model": { "has_variants": false, "variant_count": 0, "default_id_product_attribute": 0 }, "offers": { "@type": "Offer", "offer_scope": "product", "id_product": 685, "id_product_attribute": 0, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/koenig-meyer-cellostaender-141-1-685.html", "price": 149.90, "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": 149.90, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } , "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/de\/warenkorb?add=1&id_product=685&qty=1&setCountry=1&setCurrency=1" } }, "variant_offers": [ ], "pricing": { "scope": "product", "default_id_product_attribute": 0, "delivery_country": "DE", "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 149.90, "price_tax_excluded": 125.97, "price_without_reduction": 125.97, "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": false, "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." } } } }