{
  "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": 143
    },
    "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=143&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=143&setCountry=0&setCurrency=1",
      "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=143&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\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.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\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html#product",
      "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html",
      "urls": {
        "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/product?id_product=143&setCountry=0&setCurrency=1",
        "contexts": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/contexts?resource=product&id_product=143&setCountry=0&setCurrency=1",
        "human": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html"
      },

      "id_product": 143,
      "name": "Wirbel f\u00fcr Cello \u2013 Schweizer Modell mit verschiedenen Schaftst\u00e4rken",
      "description": "Cellowirbel im Schweizer Modell mit verschiedenen Schaftst\u00e4rken f\u00fcr zuverl\u00e4ssige Stimmung und sicheren Halt.",
      "full_description": "Beim Cello kommt es auf Kontrolle an.  Diese Cellowirbel im Schweizer Modell sorgen f\u00fcr gleichm\u00e4\u00dfige Spannung, saubere Laufeigenschaften und ein stabiles Spielgef\u00fchl. Genau die Art von Zubeh\u00f6r, die im Alltag den Unterschied macht \u2013 ob im Unterricht, Orchester oder auf der B\u00fchne.  Dank verschiedener Schaftst\u00e4rken eignen sie sich ideal f\u00fcr Reparaturen, den Austausch vorhandener Wirbel oder den professionellen Instrumentenbau.  Gebaut f\u00fcr Instrumente, die regelm\u00e4\u00dfig gespielt werden. Nicht nur f\u00fcr die Vitrine.",
      "additional_text": "Wirbel f\u00fcr Cello \n Schweizer Modell \n Verschiedene Schaftst\u00e4rken erh\u00e4ltlich \n Pr\u00e4zise Stimmbarkeit und sicherer Halt \n Geeignet f\u00fcr Reparatur und Instrumentenbau",

      "sku": "834\/300",
      "mpn": "834\/300",
      "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": 80,
        "name": "Wirbel",
        "link_rewrite": "wirbel",
        "urls": {
          "agent": "https:\/\/musiccraft-instruments.com\/de\/mcc\/mcc_agent\/category?id_category=80&setCountry=0&setCurrency=1",
          "human": "https:\/\/musiccraft-instruments.com\/de\/wirbel-80"
        }
      },

      "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": 150,
            "name": "Produkttyp",
            "value": "Ersatzteile"
          },                    {
            "id_feature": 1,
            "id_feature_value": 1,
            "name": "Produkttyp",
            "value": "Zubeh\u00f6r"
          },                    {
            "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": 28,
            "id_feature_value": 331,
            "name": "Bestandteile",
            "value": "Wirbel"
          },                    {
            "id_feature": 29,
            "id_feature_value": 341,
            "name": "Gr\u00f6\u00dfe f\u00fcr",
            "value": "4\/4"
          },                    {
            "id_feature": 2,
            "id_feature_value": 502,
            "name": "Besonderheit",
            "value": "Verschiedene Varianten"
          }                        ],

      "agent_faqs": [
              ],

      "images": [
                            {
            "id_image": 2371,
            "cover": true,
            "position": 1,
            "legend": "Wirbel f\u00fcr Cello \u2013 Schweizer Modell mit verschiedenen Schaftst\u00e4rken",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2371-large_default\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken.webp"
          }                        ],

            "shipping_weight": {
        "@type": "QuantitativeValue",
        "value": 0.02,
        "unitCode": "KGM",
        "note": "Shipping weight, not product content."
      },
      
      
      "variant_model": {
        "has_variants": true,
        "variant_count": 3,
        "default_id_product_attribute": 462
      },

      "offers": {
        "@type": "Offer",
        "offer_scope": "default_variant",
        "id_product": 143,
        "id_product_attribute": 462,
        "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html",
        "price": 38.30,
        "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": 38.30,
          "priceCurrency": "EUR",
          "valueAddedTaxIncluded": true        }
              },

      "variant_offers": [
                            {
            "@type": "Offer",
            "id_product": 143,
            "id_product_attribute": 462,
            "is_default": true,
            "sku": "834\/300-SW",
            "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html",
            "image": "https:\/\/cdn1.musiccraft-instruments.com\/1-large_default\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 12,
                  "group_name": "Schaftst\u00e4rke",
                  "value": "Schwach"
                }                                          ],
            "attribute_summary": "Schaftst\u00e4rke: Schwach",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 32.18,
              "tax_included": 38.30,
              "without_reduction_tax_excluded": 32.18,
              "without_reduction_tax_included": 38.30,
              "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=143&id_product_attribute=462&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 143,
            "id_product_attribute": 460,
            "is_default": false,
            "sku": "834\/300-MI",
            "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html",
            "image": "https:\/\/cdn1.musiccraft-instruments.com\/1-large_default\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 12,
                  "group_name": "Schaftst\u00e4rke",
                  "value": "Mittel"
                }                                          ],
            "attribute_summary": "Schaftst\u00e4rke: Mittel",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 32.10,
              "tax_included": 38.20,
              "without_reduction_tax_excluded": 32.10,
              "without_reduction_tax_included": 38.20,
              "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=143&id_product_attribute=460&qty=1&setCountry=0&setCurrency=1"
            }
          },                    {
            "@type": "Offer",
            "id_product": 143,
            "id_product_attribute": 461,
            "is_default": false,
            "sku": "834\/300-ST",
            "url": "https:\/\/musiccraft-instruments.com\/de\/p\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken-143.html",
            "image": "https:\/\/cdn1.musiccraft-instruments.com\/1-large_default\/wirbel-cello-schweizer-modell-verschiedene-schaftstaerken.webp",

                                                                                                                                                                                                                                                "attributes": [
                                              {
                  "group_id": 12,
                  "group_name": "Schaftst\u00e4rke",
                  "value": "Stark"
                }                                          ],
            "attribute_summary": "Schaftst\u00e4rke: Stark",

            "price": {
              "delivery_country": false,
              "currency": "EUR",
              "currency_symbol": "\u20ac",
              "tax_rate": 19,
              "tax_excluded": 32.18,
              "tax_included": 38.30,
              "without_reduction_tax_excluded": 32.18,
              "without_reduction_tax_included": 38.30,
              "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=143&id_product_attribute=461&qty=1&setCountry=0&setCurrency=1"
            }
          }                        ],

      "pricing": {
        "scope": "default_variant",
        "default_id_product_attribute": 462,
        "delivery_country": false,
        "currency": "EUR",
        "currency_symbol": "\u20ac",
        "tax_rate": 19,
        "use_taxes": true,
        "show_taxes": true,
        "price_tax_included": 38.30,
        "price_tax_excluded": 32.18,
        "price_without_reduction": 32.18,
        "reduction_percent": 0,
        "reduction_price": 0      },

      "availability": {
        "status": "https://schema.org/InStock",
        "orderable": true,
        "available_for_order": true,
        "show_price": true,
        "quantity": 30,
        "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."
      }
    }
  }
}