{"type":"firestarter.listing","listing":{"id":"lst_N8939b8s","product_name":"Koide Shinsen","category":null,"description":"Berkeley-based Kiyomi Koide created these creamy, satiny, generously sized tumblers for us, and we couldn't be happier with them. Has a creamy, off-white glaze.\nDishwasher and microwave safe, but we recommend hand washing (they're a true pleasure to wash).\n4\" tall, 3.25\" diameter.\nMade in Berkeley, California.\nPLEASE NOTE: because each piece is truly one of a kind, expect slight variations in color, shape, + dimensions.","images":["https://cdn.shopify.com/s/files/1/0222/8459/9373/files/TUM-SHINSEN-01-tini.jpg?v=1748901349","https://cdn.shopify.com/s/files/1/0222/8459/9373/files/IMG_8036-2.jpg?v=1748901349"],"price":65,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:26.512Z"},"share_url":"https://firestarter.network/l/lst_N8939b8s","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_N8939b8s' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Koide Shinsen' and a budget_max comfortably above $65.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}