{"type":"firestarter.listing","listing":{"id":"lst_L4SwGsqv","product_name":"The Ugmonk Pen (Leuchtturm1917 Drehgriffel - Black)","category":"Pen","description":"A special collaboration with Leuchtturm1917 in Germany\nThe Ugmonk Drehgriffel Pen is the perfect companion for Analog. The lightweight aluminum barrel combined with the solid brass tip creates a balanced writing experience. The .5mm gel ink flows continuously for a smooth, crisp line, and the simple twist mechanism retracts the pens when not in use.\nLeuchtturm1917 is based in Geesthacht, Germany and has been making high-quality stationery products for over 100 years. \nFeatures:\n\nCollaboration with Leuchtturm1917\nMade from precision-milled aluminum and brass\nTwist and retract mechanism\nBlack Gel Ink (Refillable with Leuchtturm gel or ballpoint ink)\n\nStroke size 0.5 mm\nCeramic ball bearing\n\nDesigned in Germany. Made in Taiwan\nDimension: 5.1 x 0.4 in (13 x 1 cm)\nWeight: ‎0.64 ounces\n\n","images":["https://cdn.shopify.com/s/files/1/0167/4484/files/lp-blk-tan-1.jpg?v=1762189551","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black-ls1.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black4.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black5.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black2.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black5-tray1-label.jpg?v=1762190294","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-both-ls1.jpg?v=1762190294","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black-ls2.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black-ls3.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black3.jpg?v=1762190807","https://cdn.shopify.com/s/files/1/0167/4484/files/LT-pen-black-tray2-label.jpg?v=1762190294","https://cdn.shopify.com/s/files/1/0167/4484/files/analog-bg-gray-lp-blk-tan-1.jpg?v=1762189551"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:11.142Z"},"share_url":"https://firestarter.network/l/lst_L4SwGsqv","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_L4SwGsqv' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy The Ugmonk Pen (Leuchtturm1917 Drehgriffel - Black)' and a budget_max comfortably above $35.00 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."]}}