diff --git a/docker/.env b/docker/.env
index 43ff9d7..26e284a 100644
--- a/docker/.env
+++ b/docker/.env
@@ -1 +1 @@
-AVS_IMAGE=aerospike/aerospike-vector-search:0.11.1
\ No newline at end of file
+AVS_IMAGE=aerospike/aerospike-vector-search:1.0.0
\ No newline at end of file
diff --git a/integration_single_node_test.go b/integration_single_node_test.go
index 1e5f844..7a501d3 100644
--- a/integration_single_node_test.go
+++ b/integration_single_node_test.go
@@ -489,6 +489,7 @@ func (suite *SingleNodeTestSuite) TestIndexUpdate() {
 							MaxEntries: ptr(uint64(10_007)),
 							Expiry:     ptr(int64(10_008)),
 						},
+						EnableVectorIntegrityCheck: ptr(true),
 					},
 				},
 			},
@@ -1326,11 +1327,17 @@ func (suite *SingleNodeTestSuite) TestAbout() {
 		nodeId          *protos.NodeId
 		expectedVersion string
 		expectedErrMsg  *string
+		expectedRoles   []protos.NodeRole
 	}{
 		{
 			name:            "nil-node",
 			nodeId:          nil,
-			expectedVersion: "0.11.1",
+			expectedVersion: "1.0.0",
+			// by default the node has all roles
+			expectedRoles: []protos.NodeRole{
+				protos.NodeRole_INDEX_QUERY,
+				protos.NodeRole_INDEX_UPDATE,
+			},
 		},
 		{
 			name: "node id DNE",
@@ -1344,7 +1351,7 @@ func (suite *SingleNodeTestSuite) TestAbout() {
 	for _, tc := range testCases {
 		suite.T().Run(tc.name, func(t *testing.T) {
 			ctx := context.Background()
-			actualVersion, err := suite.AvsClient.About(ctx, tc.nodeId)
+			aboutRes, err := suite.AvsClient.About(ctx, tc.nodeId)
 
 			if tc.expectedErrMsg != nil {
 				suite.Error(err)
@@ -1354,7 +1361,8 @@ func (suite *SingleNodeTestSuite) TestAbout() {
 				suite.NoError(err)
 			}
 
-			suite.Equal(actualVersion.GetVersion(), tc.expectedVersion)
+			suite.Equal(tc.expectedVersion, aboutRes.GetVersion())
+			suite.Equal(tc.expectedRoles, aboutRes.GetRoles())
 		})
 	}
 }
diff --git a/protos/vector-db.pb.go b/protos/vector-db.pb.go
index 329d30a..0d99f20 100644
--- a/protos/vector-db.pb.go
+++ b/protos/vector-db.pb.go
@@ -21,6 +21,60 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+// Node roles determine the tasks a node will undertake.
+type NodeRole int32
+
+const (
+	// Node will handle ANN query related tasks.
+	NodeRole_INDEX_QUERY NodeRole = 0
+	// Node will handle vector index update/maintenance tasks including
+	// index, insert, delete and update of vector records and index healing.
+	NodeRole_INDEX_UPDATE NodeRole = 1
+	// Node will handle key value read operations.
+	NodeRole_KV_READ NodeRole = 2
+)
+
+// Enum value maps for NodeRole.
+var (
+	NodeRole_name = map[int32]string{
+		0: "INDEX_QUERY",
+		1: "INDEX_UPDATE",
+		2: "KV_READ",
+	}
+	NodeRole_value = map[string]int32{
+		"INDEX_QUERY":  0,
+		"INDEX_UPDATE": 1,
+		"KV_READ":      2,
+	}
+)
+
+func (x NodeRole) Enum() *NodeRole {
+	p := new(NodeRole)
+	*p = x
+	return p
+}
+
+func (x NodeRole) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (NodeRole) Descriptor() protoreflect.EnumDescriptor {
+	return file_vector_db_proto_enumTypes[0].Descriptor()
+}
+
+func (NodeRole) Type() protoreflect.EnumType {
+	return &file_vector_db_proto_enumTypes[0]
+}
+
+func (x NodeRole) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use NodeRole.Descriptor instead.
+func (NodeRole) EnumDescriptor() ([]byte, []int) {
+	return file_vector_db_proto_rawDescGZIP(), []int{0}
+}
+
 // The about request message.
 type AboutRequest struct {
 	state         protoimpl.MessageState
@@ -66,6 +120,8 @@ type AboutResponse struct {
 
 	// AVS server version.
 	Version string `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
+	// Assigned node roles.
+	Roles []NodeRole `protobuf:"varint,2,rep,packed,name=roles,proto3,enum=aerospike.vector.NodeRole" json:"roles,omitempty"`
 }
 
 func (x *AboutResponse) Reset() {
@@ -105,6 +161,13 @@ func (x *AboutResponse) GetVersion() string {
 	return ""
 }
 
+func (x *AboutResponse) GetRoles() []NodeRole {
+	if x != nil {
+		return x.Roles
+	}
+	return nil
+}
+
 // Cluster Id
 type ClusterId struct {
 	state         protoimpl.MessageState
@@ -476,85 +539,92 @@ var file_vector_db_proto_rawDesc = []byte{
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+	0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -569,41 +639,44 @@ func file_vector_db_proto_rawDescGZIP() []byte {
 	return file_vector_db_proto_rawDescData
 }
 
+var file_vector_db_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
 var file_vector_db_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
 var file_vector_db_proto_goTypes = []any{
-	(*AboutRequest)(nil),                // 0: aerospike.vector.AboutRequest
-	(*AboutResponse)(nil),               // 1: aerospike.vector.AboutResponse
-	(*ClusterId)(nil),                   // 2: aerospike.vector.ClusterId
-	(*NodeId)(nil),                      // 3: aerospike.vector.NodeId
-	(*ServerEndpoint)(nil),              // 4: aerospike.vector.ServerEndpoint
-	(*ServerEndpointList)(nil),          // 5: aerospike.vector.ServerEndpointList
-	(*ClusterNodeEndpoints)(nil),        // 6: aerospike.vector.ClusterNodeEndpoints
-	(*ClusterNodeEndpointsRequest)(nil), // 7: aerospike.vector.ClusterNodeEndpointsRequest
-	(*ClusteringState)(nil),             // 8: aerospike.vector.ClusteringState
-	nil,                                 // 9: aerospike.vector.ClusterNodeEndpoints.EndpointsEntry
-	(*emptypb.Empty)(nil),               // 10: google.protobuf.Empty
+	(NodeRole)(0),                       // 0: aerospike.vector.NodeRole
+	(*AboutRequest)(nil),                // 1: aerospike.vector.AboutRequest
+	(*AboutResponse)(nil),               // 2: aerospike.vector.AboutResponse
+	(*ClusterId)(nil),                   // 3: aerospike.vector.ClusterId
+	(*NodeId)(nil),                      // 4: aerospike.vector.NodeId
+	(*ServerEndpoint)(nil),              // 5: aerospike.vector.ServerEndpoint
+	(*ServerEndpointList)(nil),          // 6: aerospike.vector.ServerEndpointList
+	(*ClusterNodeEndpoints)(nil),        // 7: aerospike.vector.ClusterNodeEndpoints
+	(*ClusterNodeEndpointsRequest)(nil), // 8: aerospike.vector.ClusterNodeEndpointsRequest
+	(*ClusteringState)(nil),             // 9: aerospike.vector.ClusteringState
+	nil,                                 // 10: aerospike.vector.ClusterNodeEndpoints.EndpointsEntry
+	(*emptypb.Empty)(nil),               // 11: google.protobuf.Empty
 }
 var file_vector_db_proto_depIdxs = []int32{
-	4,  // 0: aerospike.vector.ServerEndpointList.endpoints:type_name -> aerospike.vector.ServerEndpoint
-	9,  // 1: aerospike.vector.ClusterNodeEndpoints.endpoints:type_name -> aerospike.vector.ClusterNodeEndpoints.EndpointsEntry
-	2,  // 2: aerospike.vector.ClusteringState.clusterId:type_name -> aerospike.vector.ClusterId
-	3,  // 3: aerospike.vector.ClusteringState.members:type_name -> aerospike.vector.NodeId
-	5,  // 4: aerospike.vector.ClusterNodeEndpoints.EndpointsEntry.value:type_name -> aerospike.vector.ServerEndpointList
-	0,  // 5: aerospike.vector.AboutService.Get:input_type -> aerospike.vector.AboutRequest
-	10, // 6: aerospike.vector.ClusterInfoService.GetNodeId:input_type -> google.protobuf.Empty
-	10, // 7: aerospike.vector.ClusterInfoService.GetClusterId:input_type -> google.protobuf.Empty
-	10, // 8: aerospike.vector.ClusterInfoService.GetClusteringState:input_type -> google.protobuf.Empty
-	7,  // 9: aerospike.vector.ClusterInfoService.GetClusterEndpoints:input_type -> aerospike.vector.ClusterNodeEndpointsRequest
-	1,  // 10: aerospike.vector.AboutService.Get:output_type -> aerospike.vector.AboutResponse
-	3,  // 11: aerospike.vector.ClusterInfoService.GetNodeId:output_type -> aerospike.vector.NodeId
-	2,  // 12: aerospike.vector.ClusterInfoService.GetClusterId:output_type -> aerospike.vector.ClusterId
-	8,  // 13: aerospike.vector.ClusterInfoService.GetClusteringState:output_type -> aerospike.vector.ClusteringState
-	6,  // 14: aerospike.vector.ClusterInfoService.GetClusterEndpoints:output_type -> aerospike.vector.ClusterNodeEndpoints
-	10, // [10:15] is the sub-list for method output_type
-	5,  // [5:10] is the sub-list for method input_type
-	5,  // [5:5] is the sub-list for extension type_name
-	5,  // [5:5] is the sub-list for extension extendee
-	0,  // [0:5] is the sub-list for field type_name
+	0,  // 0: aerospike.vector.AboutResponse.roles:type_name -> aerospike.vector.NodeRole
+	5,  // 1: aerospike.vector.ServerEndpointList.endpoints:type_name -> aerospike.vector.ServerEndpoint
+	10, // 2: aerospike.vector.ClusterNodeEndpoints.endpoints:type_name -> aerospike.vector.ClusterNodeEndpoints.EndpointsEntry
+	3,  // 3: aerospike.vector.ClusteringState.clusterId:type_name -> aerospike.vector.ClusterId
+	4,  // 4: aerospike.vector.ClusteringState.members:type_name -> aerospike.vector.NodeId
+	6,  // 5: aerospike.vector.ClusterNodeEndpoints.EndpointsEntry.value:type_name -> aerospike.vector.ServerEndpointList
+	1,  // 6: aerospike.vector.AboutService.Get:input_type -> aerospike.vector.AboutRequest
+	11, // 7: aerospike.vector.ClusterInfoService.GetNodeId:input_type -> google.protobuf.Empty
+	11, // 8: aerospike.vector.ClusterInfoService.GetClusterId:input_type -> google.protobuf.Empty
+	11, // 9: aerospike.vector.ClusterInfoService.GetClusteringState:input_type -> google.protobuf.Empty
+	8,  // 10: aerospike.vector.ClusterInfoService.GetClusterEndpoints:input_type -> aerospike.vector.ClusterNodeEndpointsRequest
+	2,  // 11: aerospike.vector.AboutService.Get:output_type -> aerospike.vector.AboutResponse
+	4,  // 12: aerospike.vector.ClusterInfoService.GetNodeId:output_type -> aerospike.vector.NodeId
+	3,  // 13: aerospike.vector.ClusterInfoService.GetClusterId:output_type -> aerospike.vector.ClusterId
+	9,  // 14: aerospike.vector.ClusterInfoService.GetClusteringState:output_type -> aerospike.vector.ClusteringState
+	7,  // 15: aerospike.vector.ClusterInfoService.GetClusterEndpoints:output_type -> aerospike.vector.ClusterNodeEndpoints
+	11, // [11:16] is the sub-list for method output_type
+	6,  // [6:11] is the sub-list for method input_type
+	6,  // [6:6] is the sub-list for extension type_name
+	6,  // [6:6] is the sub-list for extension extendee
+	0,  // [0:6] is the sub-list for field type_name
 }
 
 func init() { file_vector_db_proto_init() }
@@ -617,13 +690,14 @@ func file_vector_db_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_vector_db_proto_rawDesc,
-			NumEnums:      0,
+			NumEnums:      1,
 			NumMessages:   10,
 			NumExtensions: 0,
 			NumServices:   2,
 		},
 		GoTypes:           file_vector_db_proto_goTypes,
 		DependencyIndexes: file_vector_db_proto_depIdxs,
+		EnumInfos:         file_vector_db_proto_enumTypes,
 		MessageInfos:      file_vector_db_proto_msgTypes,
 	}.Build()
 	File_vector_db_proto = out.File
diff --git a/protos/vector-db.proto b/protos/vector-db.proto
index 9b13002..3b1fbc2 100644
--- a/protos/vector-db.proto
+++ b/protos/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.