{"type":"firestarter.listing","listing":{"id":"lst_ky5GdaRU","product_name":"The Pen in Brass","category":"Accessories","description":"The Pen in Brass from Taylor Stitch\nSolid machined brass.\nStainless steel clip.\nScrew off top.\nScrews on end, for cap placement when in use.\nRefillable Pilot ink cartridge.\nMade in China.\n\n","images":["https://cdn.shopify.com/s/files/1/0070/1922/products/6747701837901_pen-in-brass-2210_01_tsio.jpg?v=1762271005","https://cdn.shopify.com/s/files/1/0070/1922/products/instock_m_q422_The_Pen_In_Brass_006.jpg?v=1668641521","https://cdn.shopify.com/s/files/1/0070/1922/products/instock_m_q422_The_Pen_In_Brass_004.jpg?v=1668641521","https://cdn.shopify.com/s/files/1/0070/1922/products/instock_m_q422_The_Pen_In_Brass_007.jpg?v=1668641521","https://cdn.shopify.com/s/files/1/0070/1922/products/instock_m_q422_The_Pen_In_Brass_008.jpg?v=1668641521","https://cdn.shopify.com/s/files/1/0070/1922/products/6747701837901_pen-in-brass-2210_06_tsio.jpg?v=1742573997","https://cdn.shopify.com/s/files/1/0070/1922/products/6747701837901_pen-in-brass-2210_07_tsio.jpg?v=1742573998","https://cdn.shopify.com/s/files/1/0070/1922/products/6747701837901_pen-in-brass-2210_08_tsio.jpg?v=1742573997","https://cdn.shopify.com/s/files/1/0070/1922/files/instock_m_q126_The_Pen_In_Brass_swatch.jpg?v=1772224278"],"price":48,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:57:24.953Z"},"share_url":"https://firestarter.network/l/lst_ky5GdaRU","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_ky5GdaRU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy The Pen in Brass' and a budget_max comfortably above $48.00 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."]}}