{"type":"firestarter.listing","listing":{"id":"lst_P_GNNJBU","product_name":"Barbell Standard - Olympic Snap Collars","category":"Collar","description":"\n\nQuick-release lever: Change plates fast between sets and ensure a firm hold for heavy squats, presses, and pulls.\n\nRated 180 lb per side: Deliver stable plate anchoring to support heavy deadlifts for back and squats for legs.\n\nFits 2 in Olympic barbells: Ensure compatibility across gyms and support bench for chest, deadlifts for back, and squats.\n\nSecure fit on bar: Keep plates from sliding to improve safety while you train heavy presses, pulls, and squats.\n\nUpgrade over spring clamps: Deliver faster plate changes and keep bars ready to perform supersets and circuits.\n","images":["https://cdn.shopify.com/s/files/1/0508/3670/1334/files/snap-collars-hero_91209057-180c-4358-91ef-b70bce42848d.jpg?v=1780583407","https://cdn.shopify.com/s/files/1/0508/3670/1334/files/snap-collars-bag.jpg?v=1780583413"],"price":20,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:51.507Z"},"share_url":"https://firestarter.network/l/lst_P_GNNJBU","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_P_GNNJBU' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Barbell Standard - Olympic Snap Collars' and a budget_max comfortably above $20.00 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."]}}