{"type":"firestarter.listing","listing":{"id":"lst_9_BTiG6E","product_name":"Prudens Purple Tomato","category":"Vegetables","description":"The folks at Phillies Bridge Farm in Gardiner, New York, first introduced us to Prudens Purple. Its flavor--comparable to the top beefsteak types--is rich and delicious; its deep pink color (not really purple...) and traditional tomato shape exude genuine tomato-ness; and its earliness and tolerance of cool or otherwise challenging conditions make it a reliable friend in the tomato patch.","images":["https://cdn.shopify.com/s/files/1/0072/0909/1117/products/Prudens-Purple-Tomato-vendor-unknown-1630676119.jpg?v=1735580355","https://cdn.shopify.com/s/files/1/0072/0909/1117/products/Prudens-Purple-Tomato-vendor-unknown-1630676123.jpg?v=1735580355","https://cdn.shopify.com/s/files/1/0072/0909/1117/products/Prudens-Purple-Tomato-vendor-unknown-1630676125.jpg?v=1735580355"],"price":4.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:39.629Z"},"share_url":"https://firestarter.network/l/lst_9_BTiG6E","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_9_BTiG6E' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Prudens Purple Tomato' and a budget_max comfortably above $4.99 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."]}}