diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IEndpointCallback.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IEndpointCallback.aidl
index 53194b8..c0bb744 100644
--- a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IEndpointCallback.aidl
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IEndpointCallback.aidl
@@ -34,6 +34,8 @@
 package android.hardware.contexthub;
 @VintfStability
 interface IEndpointCallback {
+  void onEndpointStarted(in android.hardware.contexthub.EndpointInfo[] endpointInfos);
+  void onEndpointStopped(in android.hardware.contexthub.EndpointId[] endpointIds, android.hardware.contexthub.Reason reason);
   void onMessageReceived(int sessionId, in android.hardware.contexthub.Message msg);
   void onMessageDeliveryStatusReceived(int sessionId, in android.hardware.contexthub.MessageDeliveryStatus msgStatus);
   void onEndpointSessionOpenRequest(int sessionId, in android.hardware.contexthub.EndpointId destination, in android.hardware.contexthub.EndpointId initiator, in @nullable String serviceDescriptor);
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/Reason.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/Reason.aidl
index 6aa81b6..a315438 100644
--- a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/Reason.aidl
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/Reason.aidl
@@ -41,5 +41,6 @@
   CLOSE_ENDPOINT_SESSION_REQUESTED,
   ENDPOINT_INVALID,
   ENDPOINT_GONE,
+  ENDPOINT_CRASHED,
   HUB_RESET,
 }
diff --git a/contexthub/aidl/android/hardware/contexthub/IEndpointCallback.aidl b/contexthub/aidl/android/hardware/contexthub/IEndpointCallback.aidl
index ee2a4ee..972853b 100644
--- a/contexthub/aidl/android/hardware/contexthub/IEndpointCallback.aidl
+++ b/contexthub/aidl/android/hardware/contexthub/IEndpointCallback.aidl
@@ -26,6 +26,34 @@
 @VintfStability
 interface IEndpointCallback {
     /**
+     * Lifecycle event notification for endpoint starting from remote side. There is no need to
+     * report already started endpoint prior to the registration of an EndpointLifecycleCallbacks
+     * object. The EndpointInfo reported here should be consistent with values from getEndpoints().
+     *
+     * Endpoints added by registerEndpoint should not be included. registerEndpoint() should not
+     * cause this call.
+     *
+     * @param endpointInfos An array of EndpointInfo representing endpoints that just started.
+     */
+    void onEndpointStarted(in EndpointInfo[] endpointInfos);
+
+    /**
+     * Lifecycle event notification for endpoint stopping from remote side. There is no need to
+     * report already stopped endpoint prior to the registration of an EndpointLifecycleCallbacks
+     * object. The EndpointId reported here should represent a previously started Endpoint.
+     *
+     * When a hub crashes or restart, events should be batched into be a single call (containing all
+     * the EndpointId that were impacted).
+     *
+     * Endpoints added by registerEndpoint should not be included. unregisterEndpoint() should not
+     * cause this call.
+     *
+     * @param endpointIds An array of EndpointId representing endpoints that just stopped.
+     * @param reason The reason for why the endpoints stopped.
+     */
+    void onEndpointStopped(in EndpointId[] endpointIds, Reason reason);
+
+    /**
      * Invoked when an endpoint sends message to another endpoint (on host) on the (currently open)
      * session.
      *
diff --git a/contexthub/aidl/android/hardware/contexthub/Reason.aidl b/contexthub/aidl/android/hardware/contexthub/Reason.aidl
index cb82822..65d9f8a 100644
--- a/contexthub/aidl/android/hardware/contexthub/Reason.aidl
+++ b/contexthub/aidl/android/hardware/contexthub/Reason.aidl
@@ -55,6 +55,11 @@
     ENDPOINT_GONE,
 
     /**
+     * Endpoint crashed.
+     */
+    ENDPOINT_CRASHED,
+
+    /**
      * Hub was reset or is resetting.
      */
     HUB_RESET,