{"type":"firestarter.listing","listing":{"id":"lst_cWU8bu6g","product_name":"Tomato Knife","category":"Kitchen Knives","description":"Perfect for cutting vegetables with a delicate yet tough skin like tomatoes or peppers without any crushing or bruising. Also great for a diversity of cheeses. The fine serration is engrained carefully and again extra polished for a smooth cut. It is made from fine-glazed stainless steel with a beech wood handle.\n","images":["https://cdn.shopify.com/s/files/1/0720/5824/1345/files/Herder-Tomato-Serrated-Knife.jpg?v=1697474509"],"price":48,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:20.711Z"},"share_url":"https://firestarter.network/l/lst_cWU8bu6g","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_cWU8bu6g' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tomato Knife' and a budget_max comfortably above $48.00 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."]}}