{ "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": 72 }, "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=72&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=72&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=72&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\/concerto-steel-oktav-mundharmonika-72.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\/concerto-steel-oktav-mundharmonika-72.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/concerto-steel-oktav-mundharmonika-72.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=72&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=72&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/concerto-steel-oktav-mundharmonika-72.html" }, "id_product": 72, "name": "CONCERTO STEEL Oktav \u2013 Breit. Kraftvoll. Voller Leben.", "description": "Oktav-Mundharmonika mit Edelstahl-Stimmzungen und gro\u00dfem, schwebendem Klangbild. F\u00fcr Spieler, die Melodien nicht nur spielen, sondern tragen wollen.", "full_description": "Manche Instrumente f\u00fcllen einen Raum nicht durch Lautst\u00e4rke. Sondern durch Charakter. Die CONCERTO STEEL Oktav klingt gr\u00f6\u00dfer, als man es von einer Mundharmonika erwartet. Der typische Oktav-Sound entsteht durch jeweils zwei gleichzeitig klingende Stimmzungen im Abstand einer Oktave. Das Ergebnis f\u00fchlt sich breit, warm und fast orchestral an. Nicht d\u00fcnn. Nicht spitz. Sondern voll. Lebendig. Tragend. Und genau deshalb funktionieren Oktav-Mundharmonikas seit Generationen \u00fcberall dort, wo Musik Menschen direkt erreichen soll: Folk, traditionelle Musik, Stra\u00dfenmusik, Singer-Songwriter oder einfach Melodien, die nach wenigen T\u00f6nen h\u00e4ngen bleiben. Die CONCERTO STEEL bringt dieses klassische Klanggef\u00fchl in eine moderne Form. Die rostfreien Edelstahl-Stimmzungen reagieren direkt, bleiben lange stimmstabil und liefern deutlich mehr Druck und Haltbarkeit als viele klassische Oktav-Harmonikas. Das Spielgef\u00fchl bleibt dabei angenehm kontrollierbar. Die pr\u00e4zise Verarbeitung sorgt f\u00fcr hohe Luftdichtigkeit und eine schnelle Ansprache \u2013 egal ob du weich spielst oder richtig Luft gibst. Und dann passiert genau das, was gute Instrumente ausmacht: Du denkst irgendwann nicht mehr \u00fcber Technik nach. Nur noch \u00fcber Musik. Die CONCERTO STEEL f\u00fchlt sich traditionell an. Aber nicht alt. Sie respektiert den klassischen Oktav-Sound, ohne dabei nach Museumsst\u00fcck zu klingen. F\u00fcr Anf\u00e4nger \u00f6ffnet sie die T\u00fcr zu einem unglaublich satten Klangbild. F\u00fcr erfahrene Spieler wird sie zu einem Werkzeug voller Dynamik und Atmosph\u00e4re. Klingt besser, wenn du\u2019s selbst machst. Gebaut wird die CONCERTO STEEL von C.A. Seydel S\u00f6hne \u2013 der \u00e4ltesten Mundharmonika-Manufaktur der Welt. Handwerk aus Deutschland. F\u00fcr Menschen, die Musik nicht einfach nur spielen wollen. Sondern sp\u00fcrbar machen.", "additional_text": "Oktav-Mundharmonika mit besonders vollem Klangbild \n Rostfreie Edelstahl-Stimmzungen f\u00fcr hohe Haltbarkeit und direkte Ansprache \n Typischer schwebender Oktav-Sound \n Geeignet f\u00fcr Folk, traditionelle Musik, Singer-Songwriter und Melodiespiel \n Hohe Luftdichtigkeit und pr\u00e4zise Verarbeitung \n Warmer, breiter und tragender Klangcharakter \n Stabile Edelstahl-Deckel \n Ergonomisches Spielgef\u00fchl \n Handgefertigt von C.A. Seydel S\u00f6hne \n Made in Germany", "sku": "865\/31.401", "mpn": "865\/31.401", "ean13": "", "upc": "", "brand": { "@type": "Brand", "name": "C. A. Seydel S\u00f6hne", "url": "https:\/\/musiccraft-instruments.com\/de\/c-a-seydel-sohne_13" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 13, "name": "C. A. Seydel S\u00f6hne", "url": "https:\/\/musiccraft-instruments.com\/de\/c-a-seydel-sohne_13" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 15, "name": "Mundharmonikas", "link_rewrite": "mundharmonikas", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=15&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/mundharmonikas-15" } }, "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": 3, "name": "Produkttyp", "value": "Einzelartikel" }, { "id_feature": 15, "id_feature_value": 130, "name": "Besteuerung", "value": "Standard Rate" }, { "id_feature": 9, "id_feature_value": 321, "name": "Instrument", "value": "Mundharmonika" }, { "id_feature": 2, "id_feature_value": 502, "name": "Besonderheit", "value": "Verschiedene Varianten" } ], "agent_faqs": [ ], "images": [ { "id_image": 2090, "cover": true, "position": 1, "legend": "CONCERTO STEEL Oktav \u2013 Breit. Kraftvoll. Voller Leben.", "url": "https:\/\/cdn2.musiccraft-instruments.com\/2090-large_default\/concerto-steel-oktav-mundharmonika.webp" }, { "id_image": 2089, "cover": false, "position": 2, "legend": "CONCERTO STEEL Oktav \u2013 Breit. Kraftvoll. Voller Leben.", "url": "https:\/\/cdn3.musiccraft-instruments.com\/2089-large_default\/concerto-steel-oktav-mundharmonika.webp" }, { "id_image": 2091, "cover": false, "position": 3, "legend": "CONCERTO STEEL Oktav \u2013 Breit. Kraftvoll. Voller Leben.", "url": "https:\/\/cdn3.musiccraft-instruments.com\/2091-large_default\/concerto-steel-oktav-mundharmonika.webp" }, { "id_image": 2092, "cover": false, "position": 4, "legend": "CONCERTO STEEL Oktav \u2013 Breit. Kraftvoll. Voller Leben.", "url": "https:\/\/cdn1.musiccraft-instruments.com\/2092-large_default\/concerto-steel-oktav-mundharmonika.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 0.12, "unitCode": "KGM", "note": "Shipping weight, not product content." }, "variant_model": { "has_variants": true, "variant_count": 2, "default_id_product_attribute": 86 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 72, "id_product_attribute": 86, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/concerto-steel-oktav-mundharmonika-72.html", "price": 129.90, "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": 129.90, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 72, "id_product_attribute": 85, "is_default": false, "sku": "865\/31.401HG", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/concerto-steel-oktav-mundharmonika-72.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/concerto-steel-oktav-mundharmonika.webp", "attributes": [ { "group_id": 8, "group_name": "Tonart", "value": "H\/G" } ], "attribute_summary": "Tonart: H\/G", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 109.16, "tax_included": 129.90, "without_reduction_tax_excluded": 109.16, "without_reduction_tax_included": 129.90, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 10, "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=72&id_product_attribute=85&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 72, "id_product_attribute": 86, "is_default": true, "sku": "865\/31.401C", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/concerto-steel-oktav-mundharmonika-72.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/concerto-steel-oktav-mundharmonika.webp", "attributes": [ { "group_id": 8, "group_name": "Tonart", "value": "C" } ], "attribute_summary": "Tonart: C", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 109.16, "tax_included": 129.90, "without_reduction_tax_excluded": 109.16, "without_reduction_tax_included": 129.90, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 10, "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=72&id_product_attribute=86&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 86, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 129.90, "price_tax_excluded": 109.16, "price_without_reduction": 109.16, "reduction_percent": 0, "reduction_price": 0 }, "availability": { "status": "https://schema.org/InStock", "orderable": true, "available_for_order": true, "show_price": true, "quantity": 20, "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." } } } }