Plug into USB
Power-only USB-A — no data on the bus. Works with laptops, chargers, and hubs.
Hardware sovereign puzzle cartridge
SeedCart is a USB-A stick that draws power from any port, broadcasts a local access point, and serves The Cipher Seed — a procedural puzzle game that runs entirely on the device. No cloud, no account, no two cartridges alike.
Power-only USB-A — no data on the bus. Works with laptops, chargers, and hubs.
An open Wi-Fi AP appears. Your OS captive portal drops you onto the game within seconds.
Three puzzle sectors — matrix, morse, pattern — seeded from this chip's unique hardware identity.
See the full flow: USB power, local Wi-Fi join, and instant puzzle launch from a hardware-unique cartridge.
Small first batch. Interest list gets first access when pre-orders open.
Series 01 is moving into a limited first manufacturing run. Share your pre-order interest now to get first notice when pre-orders open.