{"type":"firestarter.listing","listing":{"id":"lst_YzECKK_r","product_name":"Blackwing Two-Step Pencil Sharpener","category":null,"description":"The Blackwing Two-Step Sharpener creates a long, strong point using a two-step sharpening process. The sharpener fits nicely in the palm of your hand and holds three full sharpens before needing to be emptied. The sharpener is designed featuring a matte, rubberized finish for added grip. The sharpening blade is made from German steel. \nThe first step sharpens the wood and the second step sharpens the graphite.Available in Black. ","images":["https://cdn.shopify.com/s/files/1/0631/2017/9426/products/BlackwingTwo-StepPencilSharpener.jpg?v=1654731496"],"price":18,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:22.604Z"},"share_url":"https://firestarter.network/l/lst_YzECKK_r","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_YzECKK_r' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Blackwing Two-Step Pencil Sharpener' and a budget_max comfortably above $18.00 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."]}}