diff --git a/.config/opencode/plugin/terminal-bell.ts b/.config/opencode/plugin/terminal-bell.ts
new file mode 100644
index 0000000..0d48e9a
--- /dev/null
+++ b/.config/opencode/plugin/terminal-bell.ts
@@ -0,0 +1,12 @@
+import type { Plugin } from "@opencode-ai/plugin"
+
+export const NotificationPlugin: Plugin = async ({ project, client, $, directory, worktree }) => {
+    return {
+        event: async ({ event }) => {
+            // Send notification on session completion
+            if (event.type === "session.idle") {
+                await $`osascript -e 'display notification "Session completed!" with title "opencode"'`
+            }
+        },
+    }
+}