{ "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": 2 }, "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=2&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=2&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=2&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\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings-4260396664057-2.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\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings-4260396664057-2.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings-4260396664057-2.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=2&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=2&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings-4260396664057-2.html" }, "id_product": 2, "name": "OPTIMA Bronze Classics Carbon Set Medium \u2013 Acoustic Guitar Strings", "description": "Warmer, klarer Sound mit echter Tiefe. Das OPTIMA Bronze Classics Carbon Medium Set liefert dir stabile Stimmung, angenehmes Spielgef\u00fchl und vielseitige Einsetzbarkeit. F\u00fcr alle, die ihren Ton nicht suchen wollen \u2013 sondern finden.", "full_description": "Manche Sounds sind nicht laut. Aber sie bleiben. Das OPTIMA Bronze Classics Carbon Set Medium ist genau daf\u00fcr gemacht. F\u00fcr Gitarristen, die nicht nur spielen \u2013 sondern zuh\u00f6ren. Die Bronze-Umspinnung bringt dir einen warmen, klaren Ton mit nat\u00fcrlicher Brillanz. Kein k\u00fcnstlicher Glanz. Kein \u00fcbertriebener H\u00f6henboost. Ein Sound, der sich setzt. Die Kombination aus hochwertigen Materialien und pr\u00e4ziser Fertigung sorgt f\u00fcr das, was wirklich z\u00e4hlt: Stimmstabilit\u00e4t, Verl\u00e4sslichkeit und ein Spielgef\u00fchl, das dich nicht aus dem Flow holt. Das Medium Set liefert dir die Balance: Genug Spannung f\u00fcr Kontrolle. Genug Komfort, um stundenlang zu spielen. Egal ob du gerade anf\u00e4ngst oder schon genau wei\u00dft, was du tust \u2013 diese Saiten funktionieren. Fingerstyle. Strumming. Songwriting nachts um zwei. Kein Schnickschnack. Kein Blenden. Einfach ein Set, das macht, was es soll. Und genau deshalb \u00fcberzeugt.", "additional_text": "Einzelsaiten in diesem Satz \n \n GUT CLASSICS, Real Gut E1 Medium \n GUT CLASSICS, Real Gut B2 Medium \n GUT CLASSICS, Real Gut G3 Medium \n BRONZE CLASSICS D4 \n BRONZE CLASSICS A5 \n BRONZE CLASSICS E6", "sku": "862\/280", "mpn": "862\/280", "ean13": "4260396664057", "upc": "", "brand": { "@type": "Brand", "name": "OPTIMA Musiksaiten GmbH", "url": "https:\/\/musiccraft-instruments.com\/de\/optima-musiksaiten-gmbh_10" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 10, "name": "OPTIMA Musiksaiten GmbH", "url": "https:\/\/musiccraft-instruments.com\/de\/optima-musiksaiten-gmbh_10" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 47, "name": "Gitarrensaiten ", "link_rewrite": "gitarrensaiten", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=47&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/gitarrensaiten-47" } }, "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": 1, "name": "Produkttyp", "value": "Zubeh\u00f6r" }, { "id_feature": 1, "id_feature_value": 169, "name": "Produkttyp", "value": "Set" }, { "id_feature": 1, "id_feature_value": 151, "name": "Produkttyp", "value": "Verbrauchsmaterial" }, { "id_feature": 15, "id_feature_value": 130, "name": "Besteuerung", "value": "Standard Rate" }, { "id_feature": 9, "id_feature_value": 194, "name": "Instrument", "value": "Konzertgitarre" }, { "id_feature": 9, "id_feature_value": 44, "name": "Instrument", "value": "Gitarre" }, { "id_feature": 22, "id_feature_value": 173, "name": "Einsatzbereich", "value": "B\u00fchne" }, { "id_feature": 18, "id_feature_value": 177, "name": " Kernmaterial", "value": "Spezial Multifilament" }, { "id_feature": 18, "id_feature_value": 157, "name": " Kernmaterial", "value": "Nylon" }, { "id_feature": 19, "id_feature_value": 175, "name": "Umspinnung \/ Material", "value": "Bronze" }, { "id_feature": 20, "id_feature_value": 176, "name": " Befestigung", "value": "Blank" }, { "id_feature": 21, "id_feature_value": 167, "name": "Saitenst\u00e4rke \/ Gauge \/ Spannung", "value": "mittel" }, { "id_feature": 23, "id_feature_value": 178, "name": "Saite", "value": "E1" }, { "id_feature": 23, "id_feature_value": 180, "name": "Saite", "value": "G3" }, { "id_feature": 23, "id_feature_value": 182, "name": "Saite", "value": "A5" }, { "id_feature": 23, "id_feature_value": 179, "name": "Saite", "value": "B2 (H)" }, { "id_feature": 23, "id_feature_value": 181, "name": "Saite", "value": "D4" }, { "id_feature": 23, "id_feature_value": 183, "name": "Saite", "value": "E6" }, { "id_feature": 4, "id_feature_value": 152, "name": "Kondition", "value": "neu" } ], "agent_faqs": [ ], "images": [ { "id_image": 1953, "cover": true, "position": 1, "legend": "BRONZE CLASSICS Carbon Set Medium", "url": "https:\/\/cdn3.musiccraft-instruments.com\/1953-large_default\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings.webp" }, { "id_image": 1952, "cover": false, "position": 2, "legend": "BRONZE CLASSICS Carbon Set Medium", "url": "https:\/\/cdn2.musiccraft-instruments.com\/1952-large_default\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings.webp" } ], "shipping_weight": { "@type": "QuantitativeValue", "value": 0.02, "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": 2, "id_product_attribute": 0, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-bronze-classics-carbon-set-medium-acoustic-guitar-strings-4260396664057-2.html", "price": 13.90, "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": 13.90, "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=2&qty=1&setCountry=0&setCurrency=1" } }, "variant_offers": [ ], "pricing": { "scope": "product", "default_id_product_attribute": 0, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 13.90, "price_tax_excluded": 11.68, "price_without_reduction": 11.68, "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." } } } }