diff --git a/livekit-rtc/livekit/rtc/__init__.py b/livekit-rtc/livekit/rtc/__init__.py
index bfecba2b..b6784af7 100644
--- a/livekit-rtc/livekit/rtc/__init__.py
+++ b/livekit-rtc/livekit/rtc/__init__.py
@@ -16,7 +16,7 @@
 
 from ._proto import stats_pb2 as stats
 from ._proto.e2ee_pb2 import EncryptionState, EncryptionType
-from ._proto.participant_pb2 import ParticipantKind
+from ._proto.participant_pb2 import ParticipantKind, DisconnectReason
 from ._proto.room_pb2 import (
     ConnectionQuality,
     ConnectionState,
@@ -98,6 +98,7 @@
     "LocalParticipant",
     "Participant",
     "ParticipantKind",
+    "DisconnectReason",
     "RemoteParticipant",
     "ConnectError",
     "Room",
diff --git a/livekit-rtc/livekit/rtc/participant.py b/livekit-rtc/livekit/rtc/participant.py
index 351182b8..6b4ae805 100644
--- a/livekit-rtc/livekit/rtc/participant.py
+++ b/livekit-rtc/livekit/rtc/participant.py
@@ -107,6 +107,11 @@ def kind(self) -> proto_participant.ParticipantKind.ValueType:
         """Participant's kind (e.g., regular participant, ingress, egress, sip, agent)."""
         return self._info.kind
 
+    @property
+    def disconnect_reason(self) -> proto_participant.DisconnectReason.ValueType:
+        """Reason for the participant's disconnection."""
+        return self._info.disconnect_reason
+
 
 class LocalParticipant(Participant):
     """Represents the local participant in a room."""
@@ -413,7 +418,8 @@ async def run_handler():
                 response_error = error
             except Exception as error:
                 logger.exception(
-                    f"Uncaught error returned by RPC handler for {method}. Returning APPLICATION_ERROR instead.  Original error: {error}",
+                    f"Uncaught error returned by RPC handler for {
+                        method}. Returning APPLICATION_ERROR instead.  Original error: {error}",
                 )
                 response_error = RpcError._built_in(
                     RpcError.ErrorCode.APPLICATION_ERROR
@@ -432,7 +438,8 @@ async def run_handler():
 
         if res.rpc_method_invocation_response.error:
             logger.exception(
-                f"error sending rpc method invocation response: {res.rpc_method_invocation_response.error}"
+                f"error sending rpc method invocation response: {
+                    res.rpc_method_invocation_response.error}"
             )
 
     async def set_metadata(self, metadata: str) -> None:
diff --git a/livekit-rtc/livekit/rtc/version.py b/livekit-rtc/livekit/rtc/version.py
index e61f7a55..11ac8e1a 100644
--- a/livekit-rtc/livekit/rtc/version.py
+++ b/livekit-rtc/livekit/rtc/version.py
@@ -1 +1 @@
-__version__ = "0.18.4"
+__version__ = "0.19.0"