{"type":"firestarter.listing","listing":{"id":"lst_wxLcaRrj","product_name":"Sumac Berries (Ground)","category":"Herbs & Spices","description":"Tart and tangy with an intense sour flavor.\n Sumac adds a bright, lemony zing to any dish. Mix with salt, pepper, and chili flakes for an easy DIY rub, or sprinkle over roasted vegetables, grilled meats, and salads for a punch of vibrant flavor. \n Please note: If using your own jar, sumac may interact with any metal containers or lids. For this reasons use a different style magnetic cover inside the lid to prevent corrosion. \n Details: Certified organic. Origin Turkey.\n Zero-Waste Spice Refills Packaged in Compostable Packaging:\n \n \n Small Refill: scant 1/4 cup volume (1.0 oz net weight)\n \n Large Refill: 1/2 cup volume (2.5 oz net weight)\n \n Refill packaging is made from plants and safe for home composting. It's not meant for long-term storage; please transfer to airtight containers. Read about our zero-waste packaging here.\n \n Reusable Glass Magnetic Jars:\n \n \n Small Jar: scant 1/4 cup volume\n \n Large Jar: 1/2 cup volume \n \n \n \n New to Gneiss Spice? Check out our FAQs videos. Purchasing over a dozen jars? Buy a boxed custom kit and save over 10%.\n ","images":["https://cdn.shopify.com/s/files/1/1030/2399/products/sumac-1_44650631-ed11-4d53-90c3-e90d1bb01808.jpg?v=1773791767"],"price":6,"currency":"USD","in_stock":true,"inventory_qty":39996,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:12.412Z"},"share_url":"https://firestarter.network/l/lst_wxLcaRrj","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_wxLcaRrj' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Sumac Berries (Ground)' and a budget_max comfortably above $6.00 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."]}}