{"type":"firestarter.listing","listing":{"id":"lst_pQD4CAjT","product_name":"Black Gel Pen Refills .7mm | Set of 2","category":null,"description":"Keep your favorite pen performing at its best with this Set of 2 Black Gel Pen Refills.\n Featuring rich black ink and a versatile 0.7 mm tip, these refills provide smooth, reliable writing for everyday planning, journaling, note-taking, and creative projects.\nFeatures\n\nIncludes 2 black gel pen refills\n\n\n0.7 mm tip for a balanced writing experience\nDeep, consistent black ink\nSmooth ink flow with minimal skipping\nSuitable for everyday writing and detailed planning\nEasy replacement for compatible gel pen bodies\n\n","images":["https://cdn.shopify.com/s/files/1/1201/4358/files/BlackGelPenRefills-2.jpg?v=1780595824","https://cdn.shopify.com/s/files/1/1201/4358/files/BlackGelPenRefills.jpg?v=1780595824","https://cdn.shopify.com/s/files/1/1201/4358/files/Pen_Compatibility_Chart.png?v=1782258245"],"price":5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T15:15:44.799Z"},"share_url":"https://firestarter.network/l/lst_pQD4CAjT","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_pQD4CAjT' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Black Gel Pen Refills .7mm | Set of 2' and a budget_max comfortably above $5.00 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."]}}