diff --git a/electron/preload.js b/electron/preload.js
new file mode 100644
index 0000000..b113a5b
--- /dev/null
+++ b/electron/preload.js
@@ -0,0 +1,12 @@
+const { contextBridge, ipcRenderer } = require('electron');
+
+contextBridge.exposeInMainWorld('foxBridge', {
+  sendMessage: (text) => ipcRenderer.send('send-message', text),
+  hideHud: () => ipcRenderer.send('hide-hud'),
+  macCommand: (cmd) => ipcRenderer.invoke('mac-command', cmd),
+  onFoxAction: (cb) => ipcRenderer.on('fox-action', (_, data) => cb(data)),
+  onHudShow: (cb) => ipcRenderer.on('hud-show', () => cb()),
+  onHudHide: (cb) => ipcRenderer.on('hud-hide', () => cb()),
+  onStartListening: (cb) => ipcRenderer.on('start-listening', () => cb()),
+  onPlayAudio: (cb) => ipcRenderer.on('play-audio', (_, url) => cb(url)),
+});