{ "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": 33 }, "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=33&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=33&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=33&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-silver-classics-e-saite-konzertgitarre-medium-33.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-silver-classics-e-saite-konzertgitarre-medium-33.html#product", "url": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-silver-classics-e-saite-konzertgitarre-medium-33.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=33&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=33&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-silver-classics-e-saite-konzertgitarre-medium-33.html" }, "id_product": 33, "name": "OPTIMA Silver Classics E-Saite \u2013 Konzertgitarre Medium", "description": "Versilberte E-Saite f\u00fcr Konzertgitarre mit tiefem, kontrolliertem Klang und hoher Stimmstabilit\u00e4t. Die OPTIMA Silver Classics Medium Einzelsaite liefert dir ein solides Fundament und zuverl\u00e4ssige Performance \u2013 ideal als Ersatz oder f\u00fcr dein individuelles Setup.", "full_description": "Die tiefe E-Saite entscheidet, ob dein Sound steht. Oder auseinanderf\u00e4llt. Hier geht es nicht um Details. Hier geht es ums Fundament. Die OPTIMA Silver Classics E-Saite liefert dir genau das: Tiefe, Druck und Kontrolle \u2013 ohne zu wummern . Durch die versilberte Umspinnung entsteht ein klar definierter Bass, der nicht verschwimmt. Kein Dr\u00f6hnen. Kein Verlieren im Mix. Ein Ton, der tr\u00e4gt. Die hochwertige Verarbeitung sorgt f\u00fcr stabile Stimmung und ein gleichm\u00e4\u00dfiges Spielgef\u00fchl. Du schl\u00e4gst an \u2013 sie bleibt da. Dank des Coatings h\u00e4lt die Saite l\u00e4nger durch und bleibt konstant im Klang. Weniger Wechseln. Mehr Verl\u00e4sslichkeit. Ob du eine einzelne Saite ersetzt oder dein Setup bewusst aufbaust \u2013 diese E-Saite gibt dir die Basis. Unaufgeregt. Aber unverzichtbar.", "additional_text": "", "sku": "862\/276", "mpn": "862\/276", "ean13": "", "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": 45, "name": "Saiten", "link_rewrite": "saiten", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=45&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/de\/saiten-45" } }, "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": 170, "name": "Produkttyp", "value": "Einzel" }, { "id_feature": 1, "id_feature_value": 151, "name": "Produkttyp", "value": "Verbrauchsmaterial" }, { "id_feature": 15, "id_feature_value": 131, "name": "Besteuerung", "value": "Reduzierte 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": 9, "id_feature_value": 195, "name": "Instrument", "value": "Akustikgitarre" }, { "id_feature": 18, "id_feature_value": 177, "name": " Kernmaterial", "value": "Spezial Multifilament" }, { "id_feature": 19, "id_feature_value": 160, "name": "Umspinnung \/ Material", "value": "Silber" }, { "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": 183, "name": "Saite", "value": "E6" } ], "agent_faqs": [ ], "images": [ { "id_image": 1981, "cover": true, "position": 1, "legend": "OPTIMA Silver Classics E-Saite \u2013 Konzertgitarre Medium", "url": "https:\/\/cdn2.musiccraft-instruments.com\/1981-large_default\/optima-silver-classics-e-saite-konzertgitarre-medium.webp" }, { "id_image": 1980, "cover": false, "position": 2, "legend": "OPTIMA Silver Classics E-Saite \u2013 Konzertgitarre Medium", "url": "https:\/\/cdn2.musiccraft-instruments.com\/1980-large_default\/optima-silver-classics-e-saite-konzertgitarre-medium.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": 33, "id_product_attribute": 0, "url": "https:\/\/musiccraft-instruments.com\/de\/p\/optima-silver-classics-e-saite-konzertgitarre-medium-33.html", "price": 3.90, "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": 3.90, "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=33&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": 3.90, "price_tax_excluded": 3.28, "price_without_reduction": 3.28, "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." } } } }