{"type":"firestarter.listing","listing":{"id":"lst_EFSJ2tpO","product_name":"Mix Your Own Ink - Gift Set","category":"Ink","description":"Write the Rainbow 🌈 \nThere's no need to don a lab coat and fire up the bunsen burners to make your own ink!  Create 6 beautiful shades and everything in between by having full control of the ink making process. Much like CMYK printing, these 3 calligraphy inks (Ultra Marine, Hot Pink &amp; Sunflower) combine to make new and wonderful colours.  The kit also includes three rose gold lidded pots for you to store your unique ink (try saying that three times fast!)\nThe kit includes:\n\nThree 30ml bottles of Tom's Studio calligraphy ink with an inbuilt pipette for controlled colouring. Ultra Marine, Hot Pink and Sunflower.\nThree 15ml empty rose gold lidded jars.\nA Colour wheel for easy reference.\nAll presented in a lovely gold foiled gift box.\n\n \nGOOD TO KNOW\n\nThis ink is perfect for use with calligraphy pens or brushes but because it's made with dense pigments it will clog up a fountain pen or Lumos.\n","images":["https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set.jpg?v=1745323571","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-contents.jpg?v=1745323571","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-mixing.jpg?v=1745323572","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-box.jpg?v=1745323572","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-artwork.jpg?v=1745323572","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-in-use.jpg?v=1745323572","https://cdn.shopify.com/s/files/1/0089/6129/4417/products/calligraphy-ink-mix-your-own-gift-set-inks.jpg?v=1745323572"],"price":45,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:47:23.087Z"},"share_url":"https://firestarter.network/l/lst_EFSJ2tpO","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_EFSJ2tpO' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Mix Your Own Ink - Gift Set' and a budget_max comfortably above $45.00 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."]}}