{"type":"firestarter.listing","listing":{"id":"lst_UTDP16Zp","product_name":"River Cup by Sarah Steininger Leroux","category":"Ceramics","description":"Stoneware, wood and soda fired to cone 10. This firing technique causes natural variation in the finished appearances, so each cup is a little different! Microwave and dishwasher safe, holds approximately 6 oz.","images":["https://cdn.shopify.com/s/files/1/0164/0955/9104/files/2-IMG_7829.jpg?v=1717456183","https://cdn.shopify.com/s/files/1/0164/0955/9104/files/1-IMG_7830.jpg?v=1717456183"],"price":45,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:44:19.784Z"},"share_url":"https://firestarter.network/l/lst_UTDP16Zp","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_UTDP16Zp' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy River Cup by Sarah Steininger Leroux' and a budget_max comfortably above $45.00 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."]}}