{"type":"firestarter.listing","listing":{"id":"lst_ePoNg9ED","product_name":"Blackwing One-Step Pencil Sharpener","category":null,"description":"The Blackwing One-Step Sharpener creates a long, curved point designed to resist breakage. \nBlades are replaceable once dull. The canister holds three full sharpens before needing to be emptied. Body is made of durable aluminum and the sharpener features a German steel blade. Light weight, fits in the palm of your hand and is easy to bring in your everyday carry tote.","images":["https://cdn.shopify.com/s/files/1/0631/2017/9426/products/BlackwingOne-StepPencilSharpener.jpg?v=1654730952"],"price":25,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:22.612Z"},"share_url":"https://firestarter.network/l/lst_ePoNg9ED","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_ePoNg9ED' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Blackwing One-Step Pencil Sharpener' and a budget_max comfortably above $25.00 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."]}}