{"type":"firestarter.listing","listing":{"id":"lst_qDQESjqs","product_name":"A18t","category":"cpb_product","description":"  \nPacked with an unbelievable 18 balanced armature drivers per ear, the A18t is our top-of-the-line reference in-ear monitor. This industry-first design pushes the limits of what a reference monitor can be with incredible detail, extension, and unmatched clarity across all frequencies with a powerful low-end and extended sub-bass. The A18t is preferred by critical listeners in engineering, monitoring and mixing, and audiophiles.\nThis model is also available as a Universal IEM, the U18t.\n  ","images":["https://cdn.shopify.com/s/files/1/0411/4717/0966/products/PLP_0001_A18t.jpg?v=1661546938"],"price":2999,"currency":"USD","in_stock":true,"inventory_qty":989901,"dynamic_pricing":false,"listed_at":"2026-06-20T14:54:58.913Z"},"share_url":"https://firestarter.network/l/lst_qDQESjqs","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_qDQESjqs' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy A18t' and a budget_max comfortably above $2999.00 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."]}}