{
  "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": 2,
      "iso_code": "en",
      "url_prefix": "\/en\/"
    },
    "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": 99
    },
    "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\/en\/mcc\/mcc_agent\/product?id_product=99&setCountry=1&setCurrency=1",
    "agent": {
      "root": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/root?setCountry=1&setCurrency=1",
      "sitemap": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/sitemap?setCountry=1&setCurrency=1",
      "search": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/search?setCountry=1&setCurrency=1",
      "cart": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/cart?setCountry=1&setCurrency=1",
      "product": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=99&setCountry=1&setCurrency=1",
      "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=99&setCountry=1&setCurrency=1"
    },
    "human": {
      "home": "https:\/\/musiccraft-instruments.com\/",
      "sitemap": "https:\/\/musiccraft-instruments.com\/en\/sitemap",
      "search": "https:\/\/musiccraft-instruments.com\/en\/search",
      "product": "https:\/\/musiccraft-instruments.com\/en\/p\/violine-22181-holger-krupke-99.html",
      "cart": "https:\/\/musiccraft-instruments.com\/en\/order",
      "contact": "https:\/\/musiccraft-instruments.com\/en\/contact-us"
    }
  },

  "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\/en\/p\/violine-22181-holger-krupke-99.html#product",
      "url": "https:\/\/musiccraft-instruments.com\/en\/p\/violine-22181-holger-krupke-99.html",
      "urls": {
        "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=99&setCountry=1&setCurrency=1",
        "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=99&setCountry=1&setCurrency=1",
        "human": "https:\/\/musiccraft-instruments.com\/en\/p\/violine-22181-holger-krupke-99.html"
      },

      "id_product": 99,
      "name": "Violin 22181 \u2013 Refinement meets character",
      "description": "Handcrafted master violin by Holger Krupke with warm tonal color, refined response and exceptional musical expression.",
      "full_description": "Great violins do not need to be loud. They need to move people.   The Violin 22181 by Holger Krupke creates exactly that kind of sound.   This handcrafted master instrument combines traditional violin-making craftsmanship with an exceptionally open and lively tonal character. From the very first note, it creates more than precision \u2014 it creates atmosphere, depth and musical tension.  The response feels direct and finely controllable. Gentle bow strokes develop warmth and tonal color, while stronger passages unfold impressive projection and presence. That balance is what makes premium master violins so special: clarity without harshness and dynamics without losing refinement.   This violin doesn\u2019t only react to technique. It reacts to expression and emotion.   The traditional handcrafted construction creates a highly balanced tonal response across all registers. Especially the middle and upper register develop a singing and open tone full of character and musical depth.  Whether for solo performance, chamber music or ensemble playing, the Violin 22181 remains flexible while always maintaining its own musical voice.  For advanced players. For ambitious musicians. For people who don\u2019t just want to play music. But shape it.   Refined. Alive. Real.   Handcrafted by Holger Krupke. Traditional German master workshop craftsmanship.",
      "additional_text": "Handcrafted master violin by Holger Krupke \n Warm, clear and expressive tonal character \n Highly refined response with wide dynamics \n Open and lively tonal development \n Traditional handcrafted construction \n Suitable for solo, ensemble and chamber music \n Balanced response across all registers \n Designed for advanced and ambitious musicians \n Traditional craftsmanship \n Made in Germany",

      "sku": "214\/22181",
      "mpn": "214\/22181",
      "ean13": "",
      "upc": "",

      "brand": {
        "@type": "Brand",
        "name": "Holger Krupke Geigenbaumeister",
        "url": "https:\/\/musiccraft-instruments.com\/en\/holger-krupke-geigenbaumeister_17"      },

      "manufacturer": {
        "@type": "Organization",
        "id_manufacturer": 17,
        "name": "Holger Krupke Geigenbaumeister",
        "url": "https:\/\/musiccraft-instruments.com\/en\/holger-krupke-geigenbaumeister_17"      },

      "supplier": {
        "@type": "Organization",
        "id_supplier": 1,
        "name": "Migma e.G."
      },

      "main_category": {
        "id_category": 21,
        "name": "Violins",
        "link_rewrite": "violins",
        "urls": {
          "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=21&setCountry=1&setCurrency=1",
          "human": "https:\/\/musiccraft-instruments.com\/en\/violins-21"
        }
      },

      "categories": [
                            {
            "id_category": 4,
            "name": "Instruments",
            "link_rewrite": "instruments",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=4&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/instruments-4"
            }
          },                    {
            "id_category": 6,
            "name": "Equipment & Essentials",
            "link_rewrite": "equipment-essentials",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=6&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/equipment-essentials-6"
            }
          },                    {
            "id_category": 7,
            "name": "Restoration",
            "link_rewrite": "restoration",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=7&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/restoration-7"
            }
          },                    {
            "id_category": 5,
            "name": "Highlight",
            "link_rewrite": "highlight",
            "urls": {
              "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=5&setCountry=1&setCurrency=1",
              "human": "https:\/\/musiccraft-instruments.com\/en\/highlight-5"
            }
          }                        ],

      "features": [
                            {
            "id_feature": 1,
            "id_feature_value": 3,
            "name": "Product declaration",
            "value": "Single item"
          },                    {
            "id_feature": 15,
            "id_feature_value": 130,
            "name": "Taxation",
            "value": "Standard Rate"
          },                    {
            "id_feature": 9,
            "id_feature_value": 148,
            "name": "Instrument",
            "value": "Violin"
          },                    {
            "id_feature": 22,
            "id_feature_value": 173,
            "name": "Intended Use",
            "value": "Stage"
          },                    {
            "id_feature": 22,
            "id_feature_value": 172,
            "name": "Intended Use",
            "value": "Intermediate"
          },                    {
            "id_feature": 22,
            "id_feature_value": 174,
            "name": "Intended Use",
            "value": "Studio"
          }                        ],

      "agent_faqs": [
              ],

      "images": [
                            {
            "id_image": 2219,
            "cover": true,
            "position": 1,
            "legend": "Violin 22181 \u2013 Refinement meets character",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/2219-large_default\/violine-22181-holger-krupke.webp"
          },                    {
            "id_image": 2223,
            "cover": false,
            "position": 2,
            "legend": "Violin 22181 \u2013 Refinement meets character",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/2223-large_default\/violine-22181-holger-krupke.webp"
          },                    {
            "id_image": 2222,
            "cover": false,
            "position": 3,
            "legend": "Violin 22181 \u2013 Refinement meets character",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2222-large_default\/violine-22181-holger-krupke.webp"
          },                    {
            "id_image": 2220,
            "cover": false,
            "position": 4,
            "legend": "Violin 22181 \u2013 Refinement meets character",
            "url": "https:\/\/cdn1.musiccraft-instruments.com\/2220-large_default\/violine-22181-holger-krupke.webp"
          },                    {
            "id_image": 2221,
            "cover": false,
            "position": 5,
            "legend": "Violin 22181 \u2013 Refinement meets character",
            "url": "https:\/\/cdn3.musiccraft-instruments.com\/2221-large_default\/violine-22181-holger-krupke.webp"
          }                        ],

            "shipping_weight": {
        "@type": "QuantitativeValue",
        "value": 1.5,
        "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": 99,
        "id_product_attribute": 0,
        "url": "https:\/\/musiccraft-instruments.com\/en\/p\/violine-22181-holger-krupke-99.html",
        "price": 11900.00,
        "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": 11900.00,
          "priceCurrency": "EUR",
          "valueAddedTaxIncluded": true        }
        ,

        
        "action": {
          "type": "add_to_cart",
          "method": "GET",
          "enabled": true,
          "quantity": 1,
          "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=99&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": 11900.00,
        "price_tax_excluded": 10000.00,
        "price_without_reduction": 10000.00,
        "reduction_percent": 0,
        "reduction_price": 0      },

      "availability": {
        "status": "https://schema.org/InStock",
        "orderable": true,
        "available_for_order": true,
        "show_price": true,
        "quantity": 5,
        "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."
      }
    }
  }
}