Model Context Protocol endpoint (Streamable HTTP, stateless, JSON responses)

JSON-RPC 2.0 messages: initialize, ping, tools/list, tools/call, resources/list, resources/read, prompts/list, prompts/get. Tools: search_products, list_products, get_product, get_products, get_stock_level, compare_products, get_related_products, get_product_documents, list_categories, get_category, list_brands, get_brand_products, list_offers, get_product_promotions, list_bundles, get_cart_promotions, get_express_delivery_status, check_express_eligibility, check_shipping_availability, get_prices_for_country, estimate_delivery, lookup_uk_postcode, create_basket_link, track_guest_order, get_my_profile, list_my_orders, get_my_order, get_site_info, get_policy, get_collection_point_info, search_blog_posts, get_blog_post. Account tools (get_my_profile, list_my_orders, get_my_order) are only offered to same-origin browser sessions.