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LKJ is a free numeric URL shortener for sharing public websites between devices. Use four digits instead of typing a long web address on a TV, phone or computer. How LKJ works · Open a website on a TV

Using an AI assistant? Let it create your four-digit TV code through MCP or the agent API.

One code. Both addresses.
lkj.st for alphabetical keyboards · lkj.cx for QWERTY