diff --git a/homeassistant/components/cloud/alexa_config.py b/homeassistant/components/cloud/alexa_config.py
index 212cbb26e0a..6645c4f9f60 100644
--- a/homeassistant/components/cloud/alexa_config.py
+++ b/homeassistant/components/cloud/alexa_config.py
@@ -29,6 +29,7 @@ from homeassistant.components.homeassistant.exposed_entities import (
 from homeassistant.components.sensor import SensorDeviceClass
 from homeassistant.const import CLOUD_NEVER_EXPOSED_ENTITIES
 from homeassistant.core import HomeAssistant, callback, split_entity_id
+from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers import entity_registry as er, start
 from homeassistant.helpers.entity import get_device_class
 from homeassistant.helpers.event import async_call_later
@@ -104,7 +105,11 @@ def entity_supported(hass: HomeAssistant, entity_id: str) -> bool:
     if domain in SUPPORTED_DOMAINS:
         return True
 
-    device_class = get_device_class(hass, entity_id)
+    try:
+        device_class = get_device_class(hass, entity_id)
+    except HomeAssistantError:
+        # The entity no longer exists
+        return False
     if (
         domain == "binary_sensor"
         and device_class in SUPPORTED_BINARY_SENSOR_DEVICE_CLASSES
diff --git a/homeassistant/components/cloud/http_api.py b/homeassistant/components/cloud/http_api.py
index b0878fd24aa..f5d5c98fe1a 100644
--- a/homeassistant/components/cloud/http_api.py
+++ b/homeassistant/components/cloud/http_api.py
@@ -28,7 +28,6 @@ from homeassistant.components.http.data_validator import RequestDataValidator
 from homeassistant.const import CLOUD_NEVER_EXPOSED_ENTITIES
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import HomeAssistantError
-from homeassistant.helpers import entity_registry as er
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.util.location import async_detect_location_info
 
@@ -569,15 +568,14 @@ async def google_assistant_get(
     """Get data for a single google assistant entity."""
     cloud = hass.data[DOMAIN]
     gconf = await cloud.client.get_google_config()
-    entity_registry = er.async_get(hass)
     entity_id: str = msg["entity_id"]
     state = hass.states.get(entity_id)
 
-    if not entity_registry.async_is_registered(entity_id) or not state:
+    if not state:
         connection.send_error(
             msg["id"],
             websocket_api.const.ERR_NOT_FOUND,
-            f"{entity_id} unknown or not in the entity registry",
+            f"{entity_id} unknown",
         )
         return
 
@@ -684,17 +682,8 @@ async def alexa_get(
     msg: dict[str, Any],
 ) -> None:
     """Get data for a single alexa entity."""
-    entity_registry = er.async_get(hass)
     entity_id: str = msg["entity_id"]
 
-    if not entity_registry.async_is_registered(entity_id):
-        connection.send_error(
-            msg["id"],
-            websocket_api.const.ERR_NOT_FOUND,
-            f"{entity_id} not in the entity registry",
-        )
-        return
-
     if entity_id in CLOUD_NEVER_EXPOSED_ENTITIES or not entity_supported_by_alexa(
         hass, entity_id
     ):
diff --git a/tests/components/cloud/test_http_api.py b/tests/components/cloud/test_http_api.py
index 8911b34055a..ff79fd1ea77 100644
--- a/tests/components/cloud/test_http_api.py
+++ b/tests/components/cloud/test_http_api.py
@@ -820,7 +820,7 @@ async def test_get_google_entity(
     assert not response["success"]
     assert response["error"] == {
         "code": "not_found",
-        "message": "light.kitchen unknown or not in the entity registry",
+        "message": "light.kitchen unknown",
     }
 
     # Test getting a blocked entity
@@ -841,9 +841,6 @@ async def test_get_google_entity(
     entity_registry.async_get_or_create(
         "light", "test", "unique", suggested_object_id="kitchen"
     )
-    entity_registry.async_get_or_create(
-        "cover", "test", "unique", suggested_object_id="garage"
-    )
     hass.states.async_set("light.kitchen", "on")
     hass.states.async_set("cover.garage", "open", {"device_class": "garage"})
 
@@ -991,10 +988,18 @@ async def test_get_alexa_entity(
         {"type": "cloud/alexa/entities/get", "entity_id": "light.kitchen"}
     )
     response = await client.receive_json()
+    assert response["success"]
+    assert response["result"] is None
+
+    # Test getting an unknown sensor
+    await client.send_json_auto_id(
+        {"type": "cloud/alexa/entities/get", "entity_id": "sensor.temperature"}
+    )
+    response = await client.receive_json()
     assert not response["success"]
     assert response["error"] == {
-        "code": "not_found",
-        "message": "light.kitchen not in the entity registry",
+        "code": "not_supported",
+        "message": "sensor.temperature not supported by Alexa",
     }
 
     # Test getting a blocked entity