{"type":"firestarter.listing","listing":{"id":"lst_XHFNeiOR","product_name":"Keychron K4 HE Wireless Magnetic Switch Custom Keyboard","category":"Custom Keyboards","description":"\nThe Fully Assembled version includes:\n\n\nThe keyboard PCB, the case, and the aluminum plate.\nKeycaps (included Mac & Windows keycaps).\nAdjustable-actuation-point Gateron double-rail magnetic switches.\n\nThe K4 HE is compatible exclusively with the Gateron Double-Rail Magnetic Switch. It does not support other magnetic switches such as the Gateron Magnetic Jade or Gateron KS-20 Magnetic switches.\n\n\n\n","images":["https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Iconic-Features.jpg?v=1758336727","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Gateron-Magnetic-Switch.jpg?v=1758275190","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Magnetic-Switch-Features.jpg?v=1750994711","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Triple-Connection-Modes.jpg?v=1751682027","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Wooden-Frame.jpg?v=1775881266","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/K4-HE-Launcher-Customization.jpg?v=1750994711","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K4-HE-96-Percent-Layout-Wireless-Magnetic-Switch-Custom-Keyboard-Special-Edition-Wooden-Black-RGB-Backlight-Double-Shot-PBT-Keycaps.jpg?v=1750994711","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K4-HE-96-Percent-Layout-Wireless-Magnetic-Switch-Custom-Keyboard-Special-Edition-Wooden-White-RGB-Backlight-Double-Shot-PBT-Keycaps.jpg?v=1750994711","https://cdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron-K4-HE-96-Percent-Layout-Wireless-Magnetic-Switch-Custom-Keyboard-Standard-Version-RGB-Backlight-Double-Shot-PBT-Keycaps.jpg?v=1750994711"],"price":144.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:17.174Z"},"share_url":"https://firestarter.network/l/lst_XHFNeiOR","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 ","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_XHFNeiOR' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Keychron K4 HE Wireless Magnetic Switch Custom Keyboard' and a budget_max comfortably above $144.99 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."]}}