{"type":"firestarter.listing","listing":{"id":"lst_39BMkOhZ","product_name":"Franklin-Christoph Softline 1000 Standard Ballpoint Refill","category":"Refills","description":"This is the most common ballpoint refill shape in the world (Parker style) also known as the G2 refill. Fits many many brands including all Franklin-Christoph and Piper standard ballpoints. [3.88\" long]  - The Franklin-Christoph Softline 1000 is so smooth you might think it is a rollerball, but with the long lasting, clean writing of a ballpoint.\n \n\n ","images":["https://cdn.shopify.com/s/files/1/0023/7679/4187/products/RefillSoftline1000BlackBlue.jpg?v=1638206420","https://cdn.shopify.com/s/files/1/0023/7679/4187/products/Refill_Softline_1000_Blue_end.jpg?v=1638206664","https://cdn.shopify.com/s/files/1/0023/7679/4187/products/Refill_Softline_1000_Black_end.jpg?v=1638206680"],"price":2.91,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:20.574Z"},"share_url":"https://firestarter.network/l/lst_39BMkOhZ","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_39BMkOhZ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Franklin-Christoph Softline 1000 Standard Ballpoint Refill' and a budget_max comfortably above $2.91 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."]}}