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example: add desktop notification extension (OSC 777) (#658)

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Fero 2026-01-12 16:33:03 +01:00 • committed by GitHub
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packages/coding-agent/examples/extensions/notify.ts Normal file
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/**
* Desktop Notification Extension
*
* Sends a native desktop notification when the agent finishes and is waiting for input.
* Uses OSC 777 escape sequence - no external dependencies.
*
* Supported terminals: Ghostty, iTerm2, WezTerm, rxvt-unicode
* Not supported: Kitty (uses OSC 99), Terminal.app, Windows Terminal, Alacritty
*/
import type { ExtensionAPI } from "@mariozechner/pi-coding-agent";
/**
* Send a desktop notification via OSC 777 escape sequence.
*/
function notify(title: string, body: string): void {
// OSC 777 format: ESC ] 777 ; notify ; title ; body BEL
process.stdout.write(`\x1b]777;notify;${title};${body}\x07`);
}
export default function (pi: ExtensionAPI) {
pi.on("agent_end", async () => {
notify("Pi", "Ready for input");
});
}