{ "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": 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": 68 }, "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=68&setCountry=0&setCurrency=1", "agent": { "root": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/root?setCountry=0&setCurrency=1", "sitemap": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/sitemap?setCountry=0&setCurrency=1", "search": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/search?setCountry=0&setCurrency=1", "cart": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/cart?setCountry=0&setCurrency=1", "product": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=68&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=68&setCountry=0&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\/big-six-classic-harmonica-68.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\/big-six-classic-harmonica-68.html#product", "url": "https:\/\/musiccraft-instruments.com\/en\/p\/big-six-classic-harmonica-68.html", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/product?id_product=68&setCountry=0&setCurrency=1", "contexts": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/contexts?resource=product&id_product=68&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/en\/p\/big-six-classic-harmonica-68.html" }, "id_product": 68, "name": "BIG SIX Classic \u2013 Fewer holes. More blues.", "description": "The essence of a blues harp reduced to six holes. Raw, direct and built for musicians who\u2019d rather play than overthink.", "full_description": "Twelve holes? Not everyone needs them. The BIG SIX Classic proves that sometimes half is more than enough to create music with real character. Six holes. That\u2019s often all you need. Because right here lives the core of countless legendary blues riffs, folk melodies and rock\u2019n\u2019roll licks. Easy to reach. No distractions. No unnecessary complexity. The BIG SIX feels incredibly immediate because of that. Almost raw. You pick it up and just start playing. No sterile perfection. No overengineered technical monster. Just breath, metal and music. And honestly? That\u2019s exactly why this little thing is so much fun. The stainless steel reeds deliver fast response and outstanding durability. The sound stays clear, powerful and alive \u2014 whether you\u2019re playing clean melodies or pushing the harp hard. The BIG SIX wants to be played. Not collected. Blues by the campfire. Folk in the park. Late-night rock riffs in the rehearsal room or just ten minutes of escape between stressful days. Its compact size means it fits almost anywhere. Jacket pocket. Gigbag. Glovebox. Always ready when inspiration suddenly hits. And that\u2019s exactly where its strength lies: It makes music accessible. Without ever making it meaningless. Beginners get instant access. Experienced players reconnect with the pure core of playing. The BIG SIX Classic is handcrafted by C.A. Seydel S\u00f6hne \u2014 the world\u2019s oldest harmonica manufacturer. German craftsmanship for people who don\u2019t need music to sound perfect. Just real. Play. Don\u2019t just mess around.", "additional_text": "Compact diatonic harmonica with 6 holes \n Richter tuning \n Stainless steel reeds for durability \n Fast response and powerful tone \n Compact format \u2013 perfect for travel \n Great for blues, folk, rock and spontaneous sessions \n Easy to play for beginners and inspiring for professionals \n Durable stainless steel covers \n Made in Germany", "sku": "865\/16666", "mpn": "865\/16666", "ean13": "", "upc": "", "brand": { "@type": "Brand", "name": "C. A. Seydel S\u00f6hne", "url": "https:\/\/musiccraft-instruments.com\/en\/c-a-seydel-sohne_13" }, "manufacturer": { "@type": "Organization", "id_manufacturer": 13, "name": "C. A. Seydel S\u00f6hne", "url": "https:\/\/musiccraft-instruments.com\/en\/c-a-seydel-sohne_13" }, "supplier": { "@type": "Organization", "id_supplier": 1, "name": "Migma e.G." }, "main_category": { "id_category": 15, "name": "Harmonicas", "link_rewrite": "harmonicas", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=15&setCountry=0&setCurrency=1", "human": "https:\/\/musiccraft-instruments.com\/en\/harmonicas-15" } }, "categories": [ { "id_category": 4, "name": "Instruments", "link_rewrite": "instruments", "urls": { "agent": "https:\/\/musiccraft-instruments.com\/en\/mcc\/mcc_agent\/category?id_category=4&setCountry=0&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=0&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=0&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=0&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": 321, "name": "Instrument", "value": "Harmonica" }, { "id_feature": 2, "id_feature_value": 502, "name": "Badges", "value": "Different variants" } ], "agent_faqs": [ ], "images": [ { "id_image": 2083, "cover": true, "position": 1, "legend": "BIG SIX Classic \u2013 Fewer holes. More blues.", "url": "https:\/\/cdn3.musiccraft-instruments.com\/2083-large_default\/big-six-classic-harmonica.webp" }, { "id_image": 2081, "cover": false, "position": 2, "legend": "BIG SIX Classic \u2013 Fewer holes. More blues.", "url": "https:\/\/cdn3.musiccraft-instruments.com\/2081-large_default\/big-six-classic-harmonica.webp" }, { "id_image": 2082, "cover": false, "position": 3, "legend": "BIG SIX Classic \u2013 Fewer holes. More blues.", "url": "https:\/\/cdn3.musiccraft-instruments.com\/2082-large_default\/big-six-classic-harmonica.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": 51 }, "offers": { "@type": "Offer", "offer_scope": "default_variant", "id_product": 68, "id_product_attribute": 51, "url": "https:\/\/musiccraft-instruments.com\/en\/p\/big-six-classic-harmonica-68.html", "price": 44.90, "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": 44.90, "priceCurrency": "EUR", "valueAddedTaxIncluded": true } }, "variant_offers": [ { "@type": "Offer", "id_product": 68, "id_product_attribute": 51, "is_default": true, "sku": "865\/16666C", "url": "https:\/\/musiccraft-instruments.com\/en\/p\/big-six-classic-harmonica-68.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/big-six-classic-harmonica.webp", "attributes": [ { "group_id": 9, "group_name": "Model", "value": "Big Six Classic" } ], "attribute_summary": "Model: Big Six Classic", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 37.73, "tax_included": 44.90, "without_reduction_tax_excluded": 37.73, "without_reduction_tax_included": 44.90, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 20, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=68&id_product_attribute=51&qty=1&setCountry=0&setCurrency=1" } }, { "@type": "Offer", "id_product": 68, "id_product_attribute": 52, "is_default": false, "sku": "865\/16667C", "url": "https:\/\/musiccraft-instruments.com\/en\/p\/big-six-classic-harmonica-68.html", "image": "https:\/\/cdn2.musiccraft-instruments.com\/1-large_default\/big-six-classic-harmonica.webp", "attributes": [ { "group_id": 9, "group_name": "Model", "value": "Big Six Folk" } ], "attribute_summary": "Model: Big Six Folk", "price": { "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "tax_excluded": 37.73, "tax_included": 44.90, "without_reduction_tax_excluded": 37.73, "without_reduction_tax_included": 44.90, "value_added_tax_included": true }, "availability": "https://schema.org/InStock", "quantity": 20, "minimal_quantity": 1, "action": { "type": "add_to_cart", "method": "GET", "enabled": true, "quantity": 1, "url": "https:\/\/musiccraft-instruments.com\/en\/shopping-cart?add=1&id_product=68&id_product_attribute=52&qty=1&setCountry=0&setCurrency=1" } } ], "pricing": { "scope": "default_variant", "default_id_product_attribute": 51, "delivery_country": false, "currency": "EUR", "currency_symbol": "\u20ac", "tax_rate": 19, "use_taxes": true, "show_taxes": true, "price_tax_included": 44.90, "price_tax_excluded": 37.73, "price_without_reduction": 37.73, "reduction_percent": 0, "reduction_price": 0 }, "availability": { "status": "https://schema.org/InStock", "orderable": true, "available_for_order": true, "show_price": true, "quantity": 40, "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." } } } }