diff --git a/proto/vector-db.proto b/proto/vector-db.proto
index 9b13002a..3b1fbc25 100644
--- a/proto/vector-db.proto
+++ b/proto/vector-db.proto
@@ -17,6 +17,9 @@ message AboutRequest {
 message AboutResponse {
   // AVS server version.
   string version = 1;
+
+  // Assigned node roles.
+  repeated NodeRole roles = 2;
 }
 
 // Cluster Id
@@ -29,6 +32,19 @@ message NodeId {
   uint64 id = 1;
 }
 
+// Node roles determine the tasks a node will undertake.
+enum NodeRole {
+  // Node will handle ANN query related tasks.
+  INDEX_QUERY = 0;
+
+  // Node will handle vector index update/maintenance tasks including
+  // index, insert, delete and update of vector records and index healing.
+  INDEX_UPDATE = 1;
+
+  // Node will handle key value read operations.
+  KV_READ = 2;
+}
+
 // Server endpoint.
 message ServerEndpoint {
   // IP address or DNS name.
diff --git a/pyproject.toml b/pyproject.toml
index 57ab665f..0e4dfa2c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ classifiers = [
 version = "3.0.1"
 requires-python = ">3.8"
 dependencies = [
-    "grpcio == 1.67.1",
+    "grpcio == 1.68.1",
     "protobuf == 5.28.3",
     "pyjwt == 2.9.0",
     "numpy",
diff --git a/src/aerospike_vector_search/shared/proto_generated/auth_pb2.py b/src/aerospike_vector_search/shared/proto_generated/auth_pb2.py
index de91f4a3..75e57cb3 100644
--- a/src/aerospike_vector_search/shared/proto_generated/auth_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/auth_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: auth.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'auth.proto'
 )
diff --git a/src/aerospike_vector_search/shared/proto_generated/auth_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/auth_pb2_grpc.py
index 2dcd88ef..05f8de93 100644
--- a/src/aerospike_vector_search/shared/proto_generated/auth_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/auth_pb2_grpc.py
@@ -5,7 +5,7 @@
 
 from . import auth_pb2 as auth__pb2
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
diff --git a/src/aerospike_vector_search/shared/proto_generated/index_pb2.py b/src/aerospike_vector_search/shared/proto_generated/index_pb2.py
index 7d3143e5..df2dfa44 100644
--- a/src/aerospike_vector_search/shared/proto_generated/index_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/index_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: index.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'index.proto'
 )
diff --git a/src/aerospike_vector_search/shared/proto_generated/index_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/index_pb2_grpc.py
index 9cc1079f..fadf4120 100644
--- a/src/aerospike_vector_search/shared/proto_generated/index_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/index_pb2_grpc.py
@@ -7,7 +7,7 @@
 from . import index_pb2 as index__pb2
 from . import types_pb2 as types__pb2
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
diff --git a/src/aerospike_vector_search/shared/proto_generated/transact_pb2.py b/src/aerospike_vector_search/shared/proto_generated/transact_pb2.py
index 542b22ef..188ca54a 100644
--- a/src/aerospike_vector_search/shared/proto_generated/transact_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/transact_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: transact.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'transact.proto'
 )
diff --git a/src/aerospike_vector_search/shared/proto_generated/transact_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/transact_pb2_grpc.py
index bea4a416..4f130632 100644
--- a/src/aerospike_vector_search/shared/proto_generated/transact_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/transact_pb2_grpc.py
@@ -7,7 +7,7 @@
 from . import transact_pb2 as transact__pb2
 from . import types_pb2 as types__pb2
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
diff --git a/src/aerospike_vector_search/shared/proto_generated/types_pb2.py b/src/aerospike_vector_search/shared/proto_generated/types_pb2.py
index b4221ee2..5038d318 100644
--- a/src/aerospike_vector_search/shared/proto_generated/types_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/types_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: types.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'types.proto'
 )
diff --git a/src/aerospike_vector_search/shared/proto_generated/types_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/types_pb2_grpc.py
index 40f9c37d..87bfd462 100644
--- a/src/aerospike_vector_search/shared/proto_generated/types_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/types_pb2_grpc.py
@@ -4,7 +4,7 @@
 import warnings
 
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
diff --git a/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2.py b/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2.py
index 52dbc7fc..c2a4ec39 100644
--- a/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: user-admin.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'user-admin.proto'
 )
diff --git a/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2_grpc.py
index 116bb36c..7d005b81 100644
--- a/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/user_admin_pb2_grpc.py
@@ -7,7 +7,7 @@
 from . import types_pb2 as types__pb2
 from . import user_admin_pb2 as user__admin__pb2
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
diff --git a/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2.py b/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2.py
index 64d33b4e..2ef0d4bc 100644
--- a/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2.py
+++ b/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: vector-db.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.28.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -12,8 +12,8 @@
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
     5,
-    27,
-    2,
+    28,
+    1,
     '',
     'vector-db.proto'
 )
@@ -25,7 +25,7 @@
 from google.protobuf import empty_pb2 as google_dot_protobuf_dot_empty__pb2
 
 
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0fvector-db.proto\x12\x10\x61\x65rospike.vector\x1a\x1bgoogle/protobuf/empty.proto\"\x0e\n\x0c\x41\x62outRequest\" \n\rAboutResponse\x12\x0f\n\x07version\x18\x01 \x01(\t\"\x17\n\tClusterId\x12\n\n\x02id\x18\x01 \x01(\x04\"\x14\n\x06NodeId\x12\n\n\x02id\x18\x01 \x01(\x04\">\n\x0eServerEndpoint\x12\x0f\n\x07\x61\x64\x64ress\x18\x01 \x01(\t\x12\x0c\n\x04port\x18\x02 \x01(\r\x12\r\n\x05isTls\x18\x03 \x01(\x08\"I\n\x12ServerEndpointList\x12\x33\n\tendpoints\x18\x01 \x03(\x0b\x32 .aerospike.vector.ServerEndpoint\"\xb8\x01\n\x14\x43lusterNodeEndpoints\x12H\n\tendpoints\x18\x01 \x03(\x0b\x32\x35.aerospike.vector.ClusterNodeEndpoints.EndpointsEntry\x1aV\n\x0e\x45ndpointsEntry\x12\x0b\n\x03key\x18\x01 \x01(\x04\x12\x33\n\x05value\x18\x02 \x01(\x0b\x32$.aerospike.vector.ServerEndpointList:\x02\x38\x01\"I\n\x1b\x43lusterNodeEndpointsRequest\x12\x19\n\x0clistenerName\x18\x01 \x01(\tH\x00\x88\x01\x01\x42\x0f\n\r_listenerName\"\x81\x01\n\x0f\x43lusteringState\x12\x13\n\x0bisInCluster\x18\x01 \x01(\x08\x12.\n\tclusterId\x18\x02 \x01(\x0b\x32\x1b.aerospike.vector.ClusterId\x12)\n\x07members\x18\x03 \x03(\x0b\x32\x18.aerospike.vector.NodeId2X\n\x0c\x41\x62outService\x12H\n\x03Get\x12\x1e.aerospike.vector.AboutRequest\x1a\x1f.aerospike.vector.AboutResponse\"\x00\x32\xdf\x02\n\x12\x43lusterInfoService\x12?\n\tGetNodeId\x12\x16.google.protobuf.Empty\x1a\x18.aerospike.vector.NodeId\"\x00\x12\x45\n\x0cGetClusterId\x12\x16.google.protobuf.Empty\x1a\x1b.aerospike.vector.ClusterId\"\x00\x12Q\n\x12GetClusteringState\x12\x16.google.protobuf.Empty\x1a!.aerospike.vector.ClusteringState\"\x00\x12n\n\x13GetClusterEndpoints\x12-.aerospike.vector.ClusterNodeEndpointsRequest\x1a&.aerospike.vector.ClusterNodeEndpoints\"\x00\x42\x43\n!com.aerospike.vector.client.protoP\x01Z\x1c\x61\x65rospike.com/vector/protos/b\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0fvector-db.proto\x12\x10\x61\x65rospike.vector\x1a\x1bgoogle/protobuf/empty.proto\"\x0e\n\x0c\x41\x62outRequest\"K\n\rAboutResponse\x12\x0f\n\x07version\x18\x01 \x01(\t\x12)\n\x05roles\x18\x02 \x03(\x0e\x32\x1a.aerospike.vector.NodeRole\"\x17\n\tClusterId\x12\n\n\x02id\x18\x01 \x01(\x04\"\x14\n\x06NodeId\x12\n\n\x02id\x18\x01 \x01(\x04\">\n\x0eServerEndpoint\x12\x0f\n\x07\x61\x64\x64ress\x18\x01 \x01(\t\x12\x0c\n\x04port\x18\x02 \x01(\r\x12\r\n\x05isTls\x18\x03 \x01(\x08\"I\n\x12ServerEndpointList\x12\x33\n\tendpoints\x18\x01 \x03(\x0b\x32 .aerospike.vector.ServerEndpoint\"\xb8\x01\n\x14\x43lusterNodeEndpoints\x12H\n\tendpoints\x18\x01 \x03(\x0b\x32\x35.aerospike.vector.ClusterNodeEndpoints.EndpointsEntry\x1aV\n\x0e\x45ndpointsEntry\x12\x0b\n\x03key\x18\x01 \x01(\x04\x12\x33\n\x05value\x18\x02 \x01(\x0b\x32$.aerospike.vector.ServerEndpointList:\x02\x38\x01\"I\n\x1b\x43lusterNodeEndpointsRequest\x12\x19\n\x0clistenerName\x18\x01 \x01(\tH\x00\x88\x01\x01\x42\x0f\n\r_listenerName\"\x81\x01\n\x0f\x43lusteringState\x12\x13\n\x0bisInCluster\x18\x01 \x01(\x08\x12.\n\tclusterId\x18\x02 \x01(\x0b\x32\x1b.aerospike.vector.ClusterId\x12)\n\x07members\x18\x03 \x03(\x0b\x32\x18.aerospike.vector.NodeId*:\n\x08NodeRole\x12\x0f\n\x0bINDEX_QUERY\x10\x00\x12\x10\n\x0cINDEX_UPDATE\x10\x01\x12\x0b\n\x07KV_READ\x10\x02\x32X\n\x0c\x41\x62outService\x12H\n\x03Get\x12\x1e.aerospike.vector.AboutRequest\x1a\x1f.aerospike.vector.AboutResponse\"\x00\x32\xdf\x02\n\x12\x43lusterInfoService\x12?\n\tGetNodeId\x12\x16.google.protobuf.Empty\x1a\x18.aerospike.vector.NodeId\"\x00\x12\x45\n\x0cGetClusterId\x12\x16.google.protobuf.Empty\x1a\x1b.aerospike.vector.ClusterId\"\x00\x12Q\n\x12GetClusteringState\x12\x16.google.protobuf.Empty\x1a!.aerospike.vector.ClusteringState\"\x00\x12n\n\x13GetClusterEndpoints\x12-.aerospike.vector.ClusterNodeEndpointsRequest\x1a&.aerospike.vector.ClusterNodeEndpoints\"\x00\x42\x43\n!com.aerospike.vector.client.protoP\x01Z\x1c\x61\x65rospike.com/vector/protos/b\x06proto3')
 
 _globals = globals()
 _builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
@@ -35,28 +35,30 @@
   _globals['DESCRIPTOR']._serialized_options = b'\n!com.aerospike.vector.client.protoP\001Z\034aerospike.com/vector/protos/'
   _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._loaded_options = None
   _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._serialized_options = b'8\001'
+  _globals['_NODEROLE']._serialized_start=739
+  _globals['_NODEROLE']._serialized_end=797
   _globals['_ABOUTREQUEST']._serialized_start=66
   _globals['_ABOUTREQUEST']._serialized_end=80
   _globals['_ABOUTRESPONSE']._serialized_start=82
-  _globals['_ABOUTRESPONSE']._serialized_end=114
-  _globals['_CLUSTERID']._serialized_start=116
-  _globals['_CLUSTERID']._serialized_end=139
-  _globals['_NODEID']._serialized_start=141
-  _globals['_NODEID']._serialized_end=161
-  _globals['_SERVERENDPOINT']._serialized_start=163
-  _globals['_SERVERENDPOINT']._serialized_end=225
-  _globals['_SERVERENDPOINTLIST']._serialized_start=227
-  _globals['_SERVERENDPOINTLIST']._serialized_end=300
-  _globals['_CLUSTERNODEENDPOINTS']._serialized_start=303
-  _globals['_CLUSTERNODEENDPOINTS']._serialized_end=487
-  _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._serialized_start=401
-  _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._serialized_end=487
-  _globals['_CLUSTERNODEENDPOINTSREQUEST']._serialized_start=489
-  _globals['_CLUSTERNODEENDPOINTSREQUEST']._serialized_end=562
-  _globals['_CLUSTERINGSTATE']._serialized_start=565
-  _globals['_CLUSTERINGSTATE']._serialized_end=694
-  _globals['_ABOUTSERVICE']._serialized_start=696
-  _globals['_ABOUTSERVICE']._serialized_end=784
-  _globals['_CLUSTERINFOSERVICE']._serialized_start=787
-  _globals['_CLUSTERINFOSERVICE']._serialized_end=1138
+  _globals['_ABOUTRESPONSE']._serialized_end=157
+  _globals['_CLUSTERID']._serialized_start=159
+  _globals['_CLUSTERID']._serialized_end=182
+  _globals['_NODEID']._serialized_start=184
+  _globals['_NODEID']._serialized_end=204
+  _globals['_SERVERENDPOINT']._serialized_start=206
+  _globals['_SERVERENDPOINT']._serialized_end=268
+  _globals['_SERVERENDPOINTLIST']._serialized_start=270
+  _globals['_SERVERENDPOINTLIST']._serialized_end=343
+  _globals['_CLUSTERNODEENDPOINTS']._serialized_start=346
+  _globals['_CLUSTERNODEENDPOINTS']._serialized_end=530
+  _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._serialized_start=444
+  _globals['_CLUSTERNODEENDPOINTS_ENDPOINTSENTRY']._serialized_end=530
+  _globals['_CLUSTERNODEENDPOINTSREQUEST']._serialized_start=532
+  _globals['_CLUSTERNODEENDPOINTSREQUEST']._serialized_end=605
+  _globals['_CLUSTERINGSTATE']._serialized_start=608
+  _globals['_CLUSTERINGSTATE']._serialized_end=737
+  _globals['_ABOUTSERVICE']._serialized_start=799
+  _globals['_ABOUTSERVICE']._serialized_end=887
+  _globals['_CLUSTERINFOSERVICE']._serialized_start=890
+  _globals['_CLUSTERINFOSERVICE']._serialized_end=1241
 # @@protoc_insertion_point(module_scope)
diff --git a/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2_grpc.py b/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2_grpc.py
index 381c9a49..963ac399 100644
--- a/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2_grpc.py
+++ b/src/aerospike_vector_search/shared/proto_generated/vector_db_pb2_grpc.py
@@ -6,7 +6,7 @@
 from google.protobuf import empty_pb2 as google_dot_protobuf_dot_empty__pb2
 from . import vector_db_pb2 as vector__db__pb2
 
-GRPC_GENERATED_VERSION = '1.67.1'
+GRPC_GENERATED_VERSION = '1.68.1'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False