diff --git a/custom_components/whatsapp_bridge_integration/sensor.py b/custom_components/whatsapp_bridge_integration/sensor.py
index c7bf63f..758f8ca 100644
--- a/custom_components/whatsapp_bridge_integration/sensor.py
+++ b/custom_components/whatsapp_bridge_integration/sensor.py
@@ -1,18 +1,62 @@
+import logging
+import async_timeout
+import aiohttp
+from datetime import timedelta
+
 from homeassistant.components.sensor import SensorEntity
+from homeassistant.helpers.entity import DeviceInfo
+from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
 from .const import DOMAIN
 
+_LOGGER = logging.getLogger(__name__)
+
+# Polling-Intervall (15 Sekunden)
+SCAN_INTERVAL = timedelta(seconds=15)
+
 async def async_setup_entry(hass, entry, async_add_entities):
-    """Add sensors for WhatsApp accounts and a global broadcast sensor."""
-    entities = [WhatsAppAccountEntity(entry)]
+    """Add sensors for WhatsApp accounts, live status, and a global broadcast sensor."""
     
-    # Wir prüfen, ob die Broadcast-Entität schon existiert
-    # Falls nicht, legen wir sie einmalig an
+    # Coordinator für den echten Live-Status vom Add-on einrichten
+    async def _async_update_data():
+        url = "http://866fd2eb-whatsapp-bridge:3000/api/status"
+        async with aiohttp.ClientSession() as session:
+            try:
+                async with async_timeout.timeout(5):
+                    async with session.get(url) as response:
+                        if response.status != 200:
+                            raise UpdateFailed(f"API meldet Fehler {response.status}")
+                        return await response.json()
+            except Exception as err:
+                raise UpdateFailed(f"Add-on nicht erreichbar: {err}")
+
+    coordinator = DataUpdateCoordinator(
+        hass,
+        _LOGGER,
+        name="whatsapp_bridge_status",
+        update_method=_async_update_data,
+        update_interval=SCAN_INTERVAL,
+    )
+
+    # Ersten Abruf vor dem Erstellen der Entitäten erzwingen
+    try:
+        await coordinator.async_config_entry_first_refresh()
+    except UpdateFailed:
+        _LOGGER.warning("Erster Status-Abruf fehlgeschlagen. Add-on läuft eventuell noch an.")
+
+    # Basis-Entitäten: Account-Sensor und der neue Live-Status-Sensor
+    entities = [
+        WhatsAppAccountEntity(entry),
+        WhatsAppStatusSensor(coordinator, entry)
+    ]
+    
+    # Prüfen, ob die Broadcast-Entität schon existiert
     if not hass.data[DOMAIN].get("broadcast_registered"):
         entities.append(WhatsAppBroadcastEntity())
         hass.data[DOMAIN]["broadcast_registered"] = True
         
     async_add_entities(entities, True)
 
+
 class WhatsAppAccountEntity(SensorEntity):
     """Individual Account (e.g., Rene, Work)."""
     def __init__(self, entry):
@@ -29,6 +73,14 @@ class WhatsAppAccountEntity(SensorEntity):
     def state(self):
         return "Ready"
 
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Ordnet diesen Sensor dem Hauptgerät zu."""
+        return DeviceInfo(
+            identifiers={(DOMAIN, "general_gateway")},
+        )
+
+
 class WhatsAppBroadcastEntity(SensorEntity):
     """Virtual 'All Accounts' Entity."""
     def __init__(self):
@@ -41,4 +93,70 @@ class WhatsAppBroadcastEntity(SensorEntity):
 
     @property
     def state(self):
-        return "Global"
\ No newline at end of file
+        return "Global"
+
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Ordnet diesen Sensor dem Hauptgerät zu."""
+        return DeviceInfo(
+            identifiers={(DOMAIN, "general_gateway")},
+        )
+
+
+class WhatsAppStatusSensor(SensorEntity):
+    """Echter Live-Status-Sensor, gekoppelt an die Add-on API."""
+
+    def __init__(self, coordinator, entry):
+        self.coordinator = coordinator
+        self._entry = entry
+        self._attr_name = "WhatsApp Bridge Status"
+        self._attr_unique_id = f"{entry.entry_id}_bridge_live_status"
+        self._attr_icon = "mdi:whatsapp"
+
+    @property
+    def should_poll(self) -> bool:
+        return False
+
+    @property
+    def available(self) -> bool:
+        return self.coordinator.last_update_success
+
+    @property
+    def state(self):
+        """Gibt den dynamischen Status aus der Add-on API zurück."""
+        data = self.coordinator.data
+        if not data:
+            return "OFFLINE"
+        
+        if data.get("isReady"):
+            return "CONNECTED"
+        elif data.get("hasQr"):
+            return "WAITING_FOR_SCAN"
+        elif data.get("isInitializing"):
+            return "INITIALIZING"
+        
+        return "UNKNOWN"
+
+    @property
+    def extra_state_attributes(self):
+        """Zusätzliche Attribute für erweitertes Debugging."""
+        data = self.coordinator.data
+        if data:
+            return {
+                "client_state": data.get("clientState", "UNKNOWN"),
+                "has_qr_code": data.get("hasQr", False)
+            }
+        return {}
+
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Ordnet diesen Sensor dem Hauptgerät zu."""
+        return DeviceInfo(
+            identifiers={(DOMAIN, "general_gateway")},
+        )
+
+    async def async_added_to_hass(self):
+        """Registrieren beim Live-Coordinator."""
+        self.async_on_remove(
+            self.coordinator.async_add_listener(self.async_write_ha_state)
+        )
\ No newline at end of file