diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/ContainerApps.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/ContainerApps.json
index bc7d53427060..c400c416f1b0 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/ContainerApps.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/ContainerApps.json
@@ -705,6 +705,44 @@
                 "modelAsString": true
               }
             },
+            "runningStatus": {
+              "description": "Running status of the Container App.",
+              "enum": [
+                "Progressing",
+                "Running",
+                "Stopped",
+                "Suspended",
+                "Ready"
+              ],
+              "type": "string",
+              "readOnly": true,
+              "x-ms-enum": {
+                "name": "ContainerAppRunningStatus",
+                "modelAsString": true,
+                "values": [
+                  {
+                    "value": "Progressing",
+                    "description": "Container App is transitioning between Stopped and Running states."
+                  },
+                  {
+                    "value": "Running",
+                    "description": "Container App is in Running state."
+                  },
+                  {
+                    "value": "Stopped",
+                    "description": "Container App is in Stopped state."
+                  },
+                  {
+                    "value": "Suspended",
+                    "description": "Container App Job is in Suspended state."
+                  },
+                  {
+                    "value": "Ready",
+                    "description": "Container App Job is in Ready state."
+                  }
+                ]
+              }
+            },
             "managedEnvironmentId": {
               "description": "Deprecated. Resource ID of the Container App's environment.",
               "type": "string",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_CreateOrUpdate.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_CreateOrUpdate.json
index ad68b0a2f5a5..71684dbff941 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_CreateOrUpdate.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_CreateOrUpdate.json
@@ -219,6 +219,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "workloadProfileName": "My-GP-01",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
@@ -397,6 +398,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "InProgress",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
           "configuration": {
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Get.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Get.json
index 02bd36ffde51..001b6781ff2f 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Get.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Get.json
@@ -15,6 +15,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "workloadProfileName": "My-GP-01",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListByResourceGroup.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListByResourceGroup.json
index d4c40440d6ca..e5512791d8ba 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListByResourceGroup.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListByResourceGroup.json
@@ -16,6 +16,7 @@
             "location": "East US",
             "properties": {
               "provisioningState": "Succeeded",
+              "runningStatus": "Running",
               "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
               "workloadProfileName": "My-GP-01",
               "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListBySubscription.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListBySubscription.json
index 48a0e9df4390..cec7b429b7a1 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListBySubscription.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ListBySubscription.json
@@ -15,6 +15,7 @@
             "location": "East US",
             "properties": {
               "provisioningState": "Succeeded",
+              "runningStatus": "Running",
               "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
               "workloadProfileName": "My-GP-01",
               "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ManagedBy_CreateOrUpdate.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ManagedBy_CreateOrUpdate.json
index b8981332c27b..d522155331c7 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ManagedBy_CreateOrUpdate.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_ManagedBy_CreateOrUpdate.json
@@ -71,6 +71,7 @@
         "managedBy": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.AppPlatform/Spring/springapp",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "latestRevisionFqdn": "testcontainerappmanagedby-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
           "latestReadyRevisionName": "testcontainerappmanagedby-pjxhsye",
@@ -144,6 +145,7 @@
         "managedBy": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.AppPlatform/Spring/springapp",
         "properties": {
           "provisioningState": "InProgress",
+          "runningStatus": "Progressing",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "latestRevisionFqdn": "testcontainerappmanagedby-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
           "configuration": {
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Patch.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Patch.json
index 0f0beeb698b4..41586eda8134 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Patch.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Patch.json
@@ -137,6 +137,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "workloadProfileName": "My-GP-01",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Start.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Start.json
index cb80ac8443c6..bdadce432bd4 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Start.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Start.json
@@ -15,6 +15,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "workloadProfileName": "My-GP-01",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Stop.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Stop.json
index a439a7560252..59b2a1ab4373 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Stop.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_Stop.json
@@ -15,6 +15,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Stopped",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "workloadProfileName": "My-GP-01",
           "latestRevisionFqdn": "testcontainerapp0-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
diff --git a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_TcpApp_CreateOrUpdate.json b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_TcpApp_CreateOrUpdate.json
index 72e62cfc9cc2..fb2d28ee0c91 100644
--- a/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_TcpApp_CreateOrUpdate.json
+++ b/specification/app/resource-manager/Microsoft.App/stable/2025-01-01/examples/ContainerApps_TcpApp_CreateOrUpdate.json
@@ -69,6 +69,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "Succeeded",
+          "runningStatus": "Running",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "latestRevisionFqdn": "testcontainerapptcp-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
           "latestReadyRevisionName": "testcontainerapptcp-pjxhsye",
@@ -141,6 +142,7 @@
         "location": "East US",
         "properties": {
           "provisioningState": "InProgress",
+          "runningStatus": "Progressing",
           "managedEnvironmentId": "/subscriptions/34adfa4f-cedf-4dc0-ba29-b6d1a69ab345/resourceGroups/rg/providers/Microsoft.App/managedEnvironments/demokube",
           "latestRevisionFqdn": "testcontainerapptcp-pjxhsye.demokube-t24clv0g.eastus.containerApps.k4apps.io",
           "configuration": {