{"type":"firestarter.listing","listing":{"id":"lst_jRU3jX1s","product_name":"Keychron K2 Ultra 8K Wireless Custom Mechanical Keyboard","category":"Custom Keyboards","description":"Keychron K2 Ultra 8K is a wireless custom mechanical keyboard designed for performance and flexibility. It supports 2.4 GHz wireless, Bluetooth, and wired connectivity. With its compact 75% layout, you can fully customize every key and create macros through the Keychron Launcher web app. Powered by ZMK firmware, it delivers an 8K polling rate in 2.4 GHz wireless mode while offering up to 760 hours of battery life. It also comes with keycaps for both Windows and macOS, and features hot-swappable support, making personalization quick and easy.","images":["https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-1.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-8000-Hz-Polling-Rate.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Triple-Connection-Modes.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-760-Hours-Battery-Life.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Apex-Switches.jpg?v=1781072340","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-CNC-Machined-Aluminum-Frame.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Each-Key-Is-Customizable-Online.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Double-Shot-PBT-Keycaps.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Apex-Switch-Red.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Apex-Switch-Banana.jpg?v=1781071795","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K2-Ultra-Features-Apex-Switch-Brown.jpg?v=1781071795"],"price":119.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:16.728Z"},"share_url":"https://firestarter.network/l/lst_jRU3jX1s","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_jRU3jX1s' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Keychron K2 Ultra 8K Wireless Custom Mechanical Keyboard' and a budget_max comfortably above $119.99 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."]}}