{"type":"firestarter.listing","listing":{"id":"lst_HA6aR4DU","product_name":"BLACKWING X NEOLUCIDA PENCILS 12pk","category":"Pencil","description":"\nA decade of NeoLucida deserves a very special celebration. How about a collaboration with the best pencils ever made!? \n\nWe are excited to announce special edition Blackwing X NeoLucida pencils! Blackwing pencils have a rich history—John Steinbeck, Duke Ellington, Chuck Jones all loved their Blackwing pencils!\n \n12pk of pencils, including 4 soft, 4 balanced and 4 firm.\n\nThese special edition pencils come in three graphite formulations: Firm, Balanced, and Soft (corresponding to Blackwing’s “602,” “Pearl,” and “Matte”). A perfect set for the beginner looking to level up their pencils or for the experienced artist who wants to stock up on the luxury that is Blackwing. \n\nWhile supplies last! \n\nHappy drawing!","images":["https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-laying-flat-next-to-flowers.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-hand-drawing-skeleton-illustration.png?v=1768853271","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-hand-sketched-illustration-detail.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-box-and-pencils-with-wood-backdrop.jpg?v=1768853266","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-multiple-pencil-set-wooden.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-pencils-with-sketch-paper-background.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-three-pencils-on-wood-background.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-firm-balanced-soft-variants.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-hand-holding-various-finishes.jpg?v=1768854261","https://cdn.shopify.com/s/files/1/1353/1287/files/blackwing-neolucida-pencils-closeup-pencil-tip-and-body.jpg?v=1768854261"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:48.263Z"},"share_url":"https://firestarter.network/l/lst_HA6aR4DU","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_HA6aR4DU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy BLACKWING X NEOLUCIDA PENCILS 12pk' 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."]}}