{"type":"firestarter.listing","listing":{"id":"lst_CfLn-7Ev","product_name":"Paincave Headset Spacer Set (2-Pack)","category":"Headset Spacer","description":"\nGonna need some space..\nHigh quality and lightweight 1-1/8\" carbon headset spacer featuring a full Paincave pattern. Matte finish. Includes (1) 5mm and (1) 10mm Paincave Headset Spacer.\n\n\n\n\n\n\nDetails\n\n✔ 1 1/8\" top (straight 1 1/8\" or 1 1/2\" taper) steerer tubes only\n✔ Carbon Fiber\n✔ 5mm and 10mm stack height\n\n \n ","images":["https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_paincave_set.jpg?v=1597611803","https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_10mm_paincave_4_6fa7e346-50c5-49f9-8a76-a7be3c728a6f.jpg?v=1597695274","https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_10mm_paincave_3_667cbc66-06fe-4db7-84a5-990f5bf19477.jpg?v=1597695278","https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_10mm_paincave_2_60d4ad40-b1e5-4fe4-89c5-8f5fb50efcb4.jpg?v=1597695281","https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_5mm_paincave_3_d0c9be5a-b582-4137-b9d5-78de38c68cac.jpg?v=1597695285","https://cdn.shopify.com/s/files/1/0020/8214/4343/products/godandfamous_headsetspacer_5mm_paincave_5_d6a311b4-1f85-4c90-9964-c087ce156609.jpg?v=1597695289"],"price":6.5,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:43.716Z"},"share_url":"https://firestarter.network/l/lst_CfLn-7Ev","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_CfLn-7Ev' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Paincave Headset Spacer Set (2-Pack)' and a budget_max comfortably above $6.50 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."]}}