diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c098b1f7..9a5bd4af 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -20,7 +20,7 @@ default_stages: [commit, push]
 fail_fast: false
 repos:
     - repo: https://github.com/pre-commit/pre-commit-hooks
-      rev: v4.6.0
+      rev: v5.0.0
       hooks:
           - id: trailing-whitespace
           - id: check-case-conflict
diff --git a/examples/ingest/cmd/batch_delete_node_tags.go b/examples/ingest/cmd/batch_delete_node_tags.go
new file mode 100644
index 00000000..bb33c46d
--- /dev/null
+++ b/examples/ingest/cmd/batch_delete_node_tags.go
@@ -0,0 +1,65 @@
+// Copyright (c) 2024 IndyKite
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/spf13/cobra"
+
+	ingestpb "github.com/indykite/indykite-sdk-go/gen/indykite/ingest/v1beta3"
+)
+
+// batch delete node tag represents the command for deleting up to 10 tags
+var batchDeleteNodeTagsCmd = &cobra.Command{
+	Use:   "batch_delete_node_tags",
+	Short: "Delete bunch of records using the IndyKite Ingest API",
+	Long:  `Delete bunch of records using the IndyKite Ingest API.`,
+	Args:  cobra.ExactArgs(0),
+	Run: func(cmd *cobra.Command, args []string) {
+
+		nodeMatch1 := &ingestpb.NodeMatch{
+			ExternalId: "741258",
+			Type:       "Person",
+		}
+
+		nodeMatch2 := &ingestpb.NodeMatch{
+			ExternalId: "789456",
+			Type:       "Car",
+		}
+
+		nodeTags := []*ingestpb.DeleteData_NodeTagMatch{
+			{
+				Match: nodeMatch1,
+				Tags:  []string{"Sitea", "Siteb"},
+			},
+			{
+				Match: nodeMatch2,
+				Tags:  []string{"Sitea", "Siteb"},
+			},
+		}
+		resp, err := client.BatchDeleteNodeTags(context.Background(), nodeTags)
+		if err != nil {
+			log.Fatalf("failed to invoke operation on IndyKite Client %v", err)
+		}
+		fmt.Println(jsonp.Format(resp))
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(batchDeleteNodeTagsCmd)
+}
diff --git a/examples/ingest/cmd/batch_upsert_nodes.go b/examples/ingest/cmd/batch_upsert_nodes.go
index 2c1e2b37..015f13f3 100644
--- a/examples/ingest/cmd/batch_upsert_nodes.go
+++ b/examples/ingest/cmd/batch_upsert_nodes.go
@@ -69,15 +69,16 @@ var batchUpsertNodesCmd = &cobra.Command{
 					Type: "first_name",
 					Value: &objects.Value{
 						Type: &objects.Value_StringValue{
-							StringValue: "elias",
+							StringValue: "colias",
 						},
 					},
 				},
 			},
+			Tags: []string{"Sitea", "Siteb"},
 		}
 
 		node2 := &knowledgeobjects.Node{
-			ExternalId: "963258",
+			ExternalId: "789456",
 			Type:       "Car",
 			IsIdentity: false,
 			Properties: []*knowledgeobjects.Property{
@@ -90,6 +91,7 @@ var batchUpsertNodesCmd = &cobra.Command{
 					},
 				},
 			},
+			Tags: []string{"Sitea", "Siteb"},
 		}
 
 		nodes := []*knowledgeobjects.Node{
diff --git a/gen/indykite/auditsink/v1beta1/ingest.pb.go b/gen/indykite/auditsink/v1beta1/ingest.pb.go
index 745a6aef..49b78666 100644
--- a/gen/indykite/auditsink/v1beta1/ingest.pb.go
+++ b/gen/indykite/auditsink/v1beta1/ingest.pb.go
@@ -317,6 +317,53 @@ func (x *BatchDeleteRelationshipProperties) GetRelationshipProperties() []*Delet
 	return nil
 }
 
+type BatchDeleteNodeTags struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	NodeTags []*DeleteData_NodeTagMatch `protobuf:"bytes,1,rep,name=node_tags,json=nodeTags,proto3" json:"node_tags,omitempty"`
+}
+
+func (x *BatchDeleteNodeTags) Reset() {
+	*x = BatchDeleteNodeTags{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BatchDeleteNodeTags) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BatchDeleteNodeTags) ProtoMessage() {}
+
+func (x *BatchDeleteNodeTags) ProtoReflect() protoreflect.Message {
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BatchDeleteNodeTags.ProtoReflect.Descriptor instead.
+func (*BatchDeleteNodeTags) Descriptor() ([]byte, []int) {
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *BatchDeleteNodeTags) GetNodeTags() []*DeleteData_NodeTagMatch {
+	if x != nil {
+		return x.NodeTags
+	}
+	return nil
+}
+
 type UpsertData struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -332,7 +379,7 @@ type UpsertData struct {
 func (x *UpsertData) Reset() {
 	*x = UpsertData{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -345,7 +392,7 @@ func (x *UpsertData) String() string {
 func (*UpsertData) ProtoMessage() {}
 
 func (x *UpsertData) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -358,7 +405,7 @@ func (x *UpsertData) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use UpsertData.ProtoReflect.Descriptor instead.
 func (*UpsertData) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{6}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{7}
 }
 
 func (m *UpsertData) GetData() isUpsertData_Data {
@@ -409,13 +456,14 @@ type DeleteData struct {
 	//	*DeleteData_Relationship
 	//	*DeleteData_NodeProperty
 	//	*DeleteData_RelationshipProperty
+	//	*DeleteData_NodeTags
 	Data isDeleteData_Data `protobuf_oneof:"data"`
 }
 
 func (x *DeleteData) Reset() {
 	*x = DeleteData{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -428,7 +476,7 @@ func (x *DeleteData) String() string {
 func (*DeleteData) ProtoMessage() {}
 
 func (x *DeleteData) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -441,7 +489,7 @@ func (x *DeleteData) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DeleteData.ProtoReflect.Descriptor instead.
 func (*DeleteData) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{7}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{8}
 }
 
 func (m *DeleteData) GetData() isDeleteData_Data {
@@ -479,6 +527,13 @@ func (x *DeleteData) GetRelationshipProperty() *DeleteData_RelationshipPropertyM
 	return nil
 }
 
+func (x *DeleteData) GetNodeTags() *DeleteData_NodeTagMatch {
+	if x, ok := x.GetData().(*DeleteData_NodeTags); ok {
+		return x.NodeTags
+	}
+	return nil
+}
+
 type isDeleteData_Data interface {
 	isDeleteData_Data()
 }
@@ -499,6 +554,10 @@ type DeleteData_RelationshipProperty struct {
 	RelationshipProperty *DeleteData_RelationshipPropertyMatch `protobuf:"bytes,4,opt,name=relationship_property,json=relationshipProperty,proto3,oneof"`
 }
 
+type DeleteData_NodeTags struct {
+	NodeTags *DeleteData_NodeTagMatch `protobuf:"bytes,5,opt,name=node_tags,json=nodeTags,proto3,oneof"`
+}
+
 func (*DeleteData_Node) isDeleteData_Data() {}
 
 func (*DeleteData_Relationship) isDeleteData_Data() {}
@@ -507,6 +566,8 @@ func (*DeleteData_NodeProperty) isDeleteData_Data() {}
 
 func (*DeleteData_RelationshipProperty) isDeleteData_Data() {}
 
+func (*DeleteData_NodeTags) isDeleteData_Data() {}
+
 type DigitalTwin struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -520,7 +581,7 @@ type DigitalTwin struct {
 func (x *DigitalTwin) Reset() {
 	*x = DigitalTwin{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -533,7 +594,7 @@ func (x *DigitalTwin) String() string {
 func (*DigitalTwin) ProtoMessage() {}
 
 func (x *DigitalTwin) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -546,7 +607,7 @@ func (x *DigitalTwin) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DigitalTwin.ProtoReflect.Descriptor instead.
 func (*DigitalTwin) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{8}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{9}
 }
 
 func (x *DigitalTwin) GetExternalId() string {
@@ -582,7 +643,7 @@ type Resource struct {
 func (x *Resource) Reset() {
 	*x = Resource{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[9]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[10]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -595,7 +656,7 @@ func (x *Resource) String() string {
 func (*Resource) ProtoMessage() {}
 
 func (x *Resource) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[9]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[10]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -608,7 +669,7 @@ func (x *Resource) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Resource.ProtoReflect.Descriptor instead.
 func (*Resource) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{9}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{10}
 }
 
 func (x *Resource) GetExternalId() string {
@@ -639,7 +700,7 @@ type Node struct {
 func (x *Node) Reset() {
 	*x = Node{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[10]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[11]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -652,7 +713,7 @@ func (x *Node) String() string {
 func (*Node) ProtoMessage() {}
 
 func (x *Node) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[10]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[11]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -665,7 +726,7 @@ func (x *Node) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Node.ProtoReflect.Descriptor instead.
 func (*Node) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{10}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{11}
 }
 
 func (x *Node) GetId() string {
@@ -709,7 +770,7 @@ type Relationship struct {
 func (x *Relationship) Reset() {
 	*x = Relationship{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[11]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[12]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -722,7 +783,7 @@ func (x *Relationship) String() string {
 func (*Relationship) ProtoMessage() {}
 
 func (x *Relationship) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[11]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[12]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -735,7 +796,7 @@ func (x *Relationship) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Relationship.ProtoReflect.Descriptor instead.
 func (*Relationship) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{11}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{12}
 }
 
 func (x *Relationship) GetType() string {
@@ -771,7 +832,7 @@ type NodeMatch struct {
 func (x *NodeMatch) Reset() {
 	*x = NodeMatch{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[12]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[13]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -784,7 +845,7 @@ func (x *NodeMatch) String() string {
 func (*NodeMatch) ProtoMessage() {}
 
 func (x *NodeMatch) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[12]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[13]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -797,7 +858,7 @@ func (x *NodeMatch) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NodeMatch.ProtoReflect.Descriptor instead.
 func (*NodeMatch) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{12}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{13}
 }
 
 func (x *NodeMatch) GetExternalId() string {
@@ -814,6 +875,61 @@ func (x *NodeMatch) GetType() string {
 	return ""
 }
 
+type DeleteData_NodeTagMatch struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Match *NodeMatch `protobuf:"bytes,1,opt,name=match,proto3" json:"match,omitempty"`
+	Tags  []string   `protobuf:"bytes,2,rep,name=tags,proto3" json:"tags,omitempty"`
+}
+
+func (x *DeleteData_NodeTagMatch) Reset() {
+	*x = DeleteData_NodeTagMatch{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteData_NodeTagMatch) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteData_NodeTagMatch) ProtoMessage() {}
+
+func (x *DeleteData_NodeTagMatch) ProtoReflect() protoreflect.Message {
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[14]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteData_NodeTagMatch.ProtoReflect.Descriptor instead.
+func (*DeleteData_NodeTagMatch) Descriptor() ([]byte, []int) {
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{8, 0}
+}
+
+func (x *DeleteData_NodeTagMatch) GetMatch() *NodeMatch {
+	if x != nil {
+		return x.Match
+	}
+	return nil
+}
+
+func (x *DeleteData_NodeTagMatch) GetTags() []string {
+	if x != nil {
+		return x.Tags
+	}
+	return nil
+}
+
 type DeleteData_NodePropertyMatch struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -826,7 +942,7 @@ type DeleteData_NodePropertyMatch struct {
 func (x *DeleteData_NodePropertyMatch) Reset() {
 	*x = DeleteData_NodePropertyMatch{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[13]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -839,7 +955,7 @@ func (x *DeleteData_NodePropertyMatch) String() string {
 func (*DeleteData_NodePropertyMatch) ProtoMessage() {}
 
 func (x *DeleteData_NodePropertyMatch) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[13]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -852,7 +968,7 @@ func (x *DeleteData_NodePropertyMatch) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DeleteData_NodePropertyMatch.ProtoReflect.Descriptor instead.
 func (*DeleteData_NodePropertyMatch) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{7, 0}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{8, 1}
 }
 
 func (x *DeleteData_NodePropertyMatch) GetMatch() *NodeMatch {
@@ -883,7 +999,7 @@ type DeleteData_RelationshipPropertyMatch struct {
 func (x *DeleteData_RelationshipPropertyMatch) Reset() {
 	*x = DeleteData_RelationshipPropertyMatch{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[14]
+		mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -896,7 +1012,7 @@ func (x *DeleteData_RelationshipPropertyMatch) String() string {
 func (*DeleteData_RelationshipPropertyMatch) ProtoMessage() {}
 
 func (x *DeleteData_RelationshipPropertyMatch) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[14]
+	mi := &file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -909,7 +1025,7 @@ func (x *DeleteData_RelationshipPropertyMatch) ProtoReflect() protoreflect.Messa
 
 // Deprecated: Use DeleteData_RelationshipPropertyMatch.ProtoReflect.Descriptor instead.
 func (*DeleteData_RelationshipPropertyMatch) Descriptor() ([]byte, []int) {
-	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{7, 1}
+	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP(), []int{8, 2}
 }
 
 func (x *DeleteData_RelationshipPropertyMatch) GetType() string {
@@ -988,110 +1104,128 @@ var file_indykite_auditsink_v1beta1_ingest_proto_rawDesc = []byte{
 	0x65, 0x6c, 0x65, 0x74, 0x65, 0x44, 0x61, 0x74, 0x61, 0x2e, 0x52, 0x65, 0x6c, 0x61, 0x74, 0x69,
 	0x6f, 0x6e, 0x73, 0x68, 0x69, 0x70, 0x50, 0x72, 0x6f, 0x70, 0x65, 0x72, 0x74, 0x79, 0x4d, 0x61,
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 }
 
 var (
@@ -1106,7 +1240,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_rawDescGZIP() []byte {
 	return file_indykite_auditsink_v1beta1_ingest_proto_rawDescData
 }
 
-var file_indykite_auditsink_v1beta1_ingest_proto_msgTypes = make([]protoimpl.MessageInfo, 15)
+var file_indykite_auditsink_v1beta1_ingest_proto_msgTypes = make([]protoimpl.MessageInfo, 17)
 var file_indykite_auditsink_v1beta1_ingest_proto_goTypes = []any{
 	(*BatchUpsertNodes)(nil),                     // 0: indykite.auditsink.v1beta1.BatchUpsertNodes
 	(*BatchUpsertRelationships)(nil),             // 1: indykite.auditsink.v1beta1.BatchUpsertRelationships
@@ -1114,39 +1248,44 @@ var file_indykite_auditsink_v1beta1_ingest_proto_goTypes = []any{
 	(*BatchDeleteRelationships)(nil),             // 3: indykite.auditsink.v1beta1.BatchDeleteRelationships
 	(*BatchDeleteNodeProperties)(nil),            // 4: indykite.auditsink.v1beta1.BatchDeleteNodeProperties
 	(*BatchDeleteRelationshipProperties)(nil),    // 5: indykite.auditsink.v1beta1.BatchDeleteRelationshipProperties
-	(*UpsertData)(nil),                           // 6: indykite.auditsink.v1beta1.UpsertData
-	(*DeleteData)(nil),                           // 7: indykite.auditsink.v1beta1.DeleteData
-	(*DigitalTwin)(nil),                          // 8: indykite.auditsink.v1beta1.DigitalTwin
-	(*Resource)(nil),                             // 9: indykite.auditsink.v1beta1.Resource
-	(*Node)(nil),                                 // 10: indykite.auditsink.v1beta1.Node
-	(*Relationship)(nil),                         // 11: indykite.auditsink.v1beta1.Relationship
-	(*NodeMatch)(nil),                            // 12: indykite.auditsink.v1beta1.NodeMatch
-	(*DeleteData_NodePropertyMatch)(nil),         // 13: indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
-	(*DeleteData_RelationshipPropertyMatch)(nil), // 14: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
+	(*BatchDeleteNodeTags)(nil),                  // 6: indykite.auditsink.v1beta1.BatchDeleteNodeTags
+	(*UpsertData)(nil),                           // 7: indykite.auditsink.v1beta1.UpsertData
+	(*DeleteData)(nil),                           // 8: indykite.auditsink.v1beta1.DeleteData
+	(*DigitalTwin)(nil),                          // 9: indykite.auditsink.v1beta1.DigitalTwin
+	(*Resource)(nil),                             // 10: indykite.auditsink.v1beta1.Resource
+	(*Node)(nil),                                 // 11: indykite.auditsink.v1beta1.Node
+	(*Relationship)(nil),                         // 12: indykite.auditsink.v1beta1.Relationship
+	(*NodeMatch)(nil),                            // 13: indykite.auditsink.v1beta1.NodeMatch
+	(*DeleteData_NodeTagMatch)(nil),              // 14: indykite.auditsink.v1beta1.DeleteData.NodeTagMatch
+	(*DeleteData_NodePropertyMatch)(nil),         // 15: indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
+	(*DeleteData_RelationshipPropertyMatch)(nil), // 16: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
 }
 var file_indykite_auditsink_v1beta1_ingest_proto_depIdxs = []int32{
-	10, // 0: indykite.auditsink.v1beta1.BatchUpsertNodes.nodes:type_name -> indykite.auditsink.v1beta1.Node
-	11, // 1: indykite.auditsink.v1beta1.BatchUpsertRelationships.relationships:type_name -> indykite.auditsink.v1beta1.Relationship
-	12, // 2: indykite.auditsink.v1beta1.BatchDeleteNodes.nodes:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	11, // 3: indykite.auditsink.v1beta1.BatchDeleteRelationships.relationships:type_name -> indykite.auditsink.v1beta1.Relationship
-	13, // 4: indykite.auditsink.v1beta1.BatchDeleteNodeProperties.node_properties:type_name -> indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
-	14, // 5: indykite.auditsink.v1beta1.BatchDeleteRelationshipProperties.relationship_properties:type_name -> indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
-	10, // 6: indykite.auditsink.v1beta1.UpsertData.node:type_name -> indykite.auditsink.v1beta1.Node
-	11, // 7: indykite.auditsink.v1beta1.UpsertData.relationship:type_name -> indykite.auditsink.v1beta1.Relationship
-	12, // 8: indykite.auditsink.v1beta1.DeleteData.node:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	11, // 9: indykite.auditsink.v1beta1.DeleteData.relationship:type_name -> indykite.auditsink.v1beta1.Relationship
-	13, // 10: indykite.auditsink.v1beta1.DeleteData.node_property:type_name -> indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
-	14, // 11: indykite.auditsink.v1beta1.DeleteData.relationship_property:type_name -> indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
-	12, // 12: indykite.auditsink.v1beta1.Relationship.source:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	12, // 13: indykite.auditsink.v1beta1.Relationship.target:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	12, // 14: indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch.match:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	12, // 15: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch.source:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	12, // 16: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch.target:type_name -> indykite.auditsink.v1beta1.NodeMatch
-	17, // [17:17] is the sub-list for method output_type
-	17, // [17:17] is the sub-list for method input_type
-	17, // [17:17] is the sub-list for extension type_name
-	17, // [17:17] is the sub-list for extension extendee
-	0,  // [0:17] is the sub-list for field type_name
+	11, // 0: indykite.auditsink.v1beta1.BatchUpsertNodes.nodes:type_name -> indykite.auditsink.v1beta1.Node
+	12, // 1: indykite.auditsink.v1beta1.BatchUpsertRelationships.relationships:type_name -> indykite.auditsink.v1beta1.Relationship
+	13, // 2: indykite.auditsink.v1beta1.BatchDeleteNodes.nodes:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	12, // 3: indykite.auditsink.v1beta1.BatchDeleteRelationships.relationships:type_name -> indykite.auditsink.v1beta1.Relationship
+	15, // 4: indykite.auditsink.v1beta1.BatchDeleteNodeProperties.node_properties:type_name -> indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
+	16, // 5: indykite.auditsink.v1beta1.BatchDeleteRelationshipProperties.relationship_properties:type_name -> indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
+	14, // 6: indykite.auditsink.v1beta1.BatchDeleteNodeTags.node_tags:type_name -> indykite.auditsink.v1beta1.DeleteData.NodeTagMatch
+	11, // 7: indykite.auditsink.v1beta1.UpsertData.node:type_name -> indykite.auditsink.v1beta1.Node
+	12, // 8: indykite.auditsink.v1beta1.UpsertData.relationship:type_name -> indykite.auditsink.v1beta1.Relationship
+	13, // 9: indykite.auditsink.v1beta1.DeleteData.node:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	12, // 10: indykite.auditsink.v1beta1.DeleteData.relationship:type_name -> indykite.auditsink.v1beta1.Relationship
+	15, // 11: indykite.auditsink.v1beta1.DeleteData.node_property:type_name -> indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch
+	16, // 12: indykite.auditsink.v1beta1.DeleteData.relationship_property:type_name -> indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch
+	14, // 13: indykite.auditsink.v1beta1.DeleteData.node_tags:type_name -> indykite.auditsink.v1beta1.DeleteData.NodeTagMatch
+	13, // 14: indykite.auditsink.v1beta1.Relationship.source:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	13, // 15: indykite.auditsink.v1beta1.Relationship.target:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	13, // 16: indykite.auditsink.v1beta1.DeleteData.NodeTagMatch.match:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	13, // 17: indykite.auditsink.v1beta1.DeleteData.NodePropertyMatch.match:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	13, // 18: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch.source:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	13, // 19: indykite.auditsink.v1beta1.DeleteData.RelationshipPropertyMatch.target:type_name -> indykite.auditsink.v1beta1.NodeMatch
+	20, // [20:20] is the sub-list for method output_type
+	20, // [20:20] is the sub-list for method input_type
+	20, // [20:20] is the sub-list for extension type_name
+	20, // [20:20] is the sub-list for extension extendee
+	0,  // [0:20] is the sub-list for field type_name
 }
 
 func init() { file_indykite_auditsink_v1beta1_ingest_proto_init() }
@@ -1228,7 +1367,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6].Exporter = func(v any, i int) any {
-			switch v := v.(*UpsertData); i {
+			switch v := v.(*BatchDeleteNodeTags); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1240,7 +1379,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7].Exporter = func(v any, i int) any {
-			switch v := v.(*DeleteData); i {
+			switch v := v.(*UpsertData); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1252,7 +1391,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8].Exporter = func(v any, i int) any {
-			switch v := v.(*DigitalTwin); i {
+			switch v := v.(*DeleteData); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1264,7 +1403,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[9].Exporter = func(v any, i int) any {
-			switch v := v.(*Resource); i {
+			switch v := v.(*DigitalTwin); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1276,7 +1415,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[10].Exporter = func(v any, i int) any {
-			switch v := v.(*Node); i {
+			switch v := v.(*Resource); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1288,7 +1427,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[11].Exporter = func(v any, i int) any {
-			switch v := v.(*Relationship); i {
+			switch v := v.(*Node); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1300,7 +1439,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[12].Exporter = func(v any, i int) any {
-			switch v := v.(*NodeMatch); i {
+			switch v := v.(*Relationship); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1312,7 +1451,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[13].Exporter = func(v any, i int) any {
-			switch v := v.(*DeleteData_NodePropertyMatch); i {
+			switch v := v.(*NodeMatch); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1324,6 +1463,30 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[14].Exporter = func(v any, i int) any {
+			switch v := v.(*DeleteData_NodeTagMatch); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[15].Exporter = func(v any, i int) any {
+			switch v := v.(*DeleteData_NodePropertyMatch); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[16].Exporter = func(v any, i int) any {
 			switch v := v.(*DeleteData_RelationshipPropertyMatch); i {
 			case 0:
 				return &v.state
@@ -1336,15 +1499,16 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			}
 		}
 	}
-	file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[6].OneofWrappers = []any{
+	file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7].OneofWrappers = []any{
 		(*UpsertData_Node)(nil),
 		(*UpsertData_Relationship)(nil),
 	}
-	file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[7].OneofWrappers = []any{
+	file_indykite_auditsink_v1beta1_ingest_proto_msgTypes[8].OneofWrappers = []any{
 		(*DeleteData_Node)(nil),
 		(*DeleteData_Relationship)(nil),
 		(*DeleteData_NodeProperty)(nil),
 		(*DeleteData_RelationshipProperty)(nil),
+		(*DeleteData_NodeTags)(nil),
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1352,7 +1516,7 @@ func file_indykite_auditsink_v1beta1_ingest_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_indykite_auditsink_v1beta1_ingest_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   15,
+			NumMessages:   17,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/gen/indykite/auditsink/v1beta1/ingest.pb.validate.go b/gen/indykite/auditsink/v1beta1/ingest.pb.validate.go
index 9de5ca1d..dbbb8892 100644
--- a/gen/indykite/auditsink/v1beta1/ingest.pb.validate.go
+++ b/gen/indykite/auditsink/v1beta1/ingest.pb.validate.go
@@ -850,6 +850,142 @@ var _ interface {
 	ErrorName() string
 } = BatchDeleteRelationshipPropertiesValidationError{}
 
+// Validate checks the field values on BatchDeleteNodeTags with the rules
+// defined in the proto definition for this message. If any rules are
+// violated, the first error encountered is returned, or nil if there are no violations.
+func (m *BatchDeleteNodeTags) Validate() error {
+	return m.validate(false)
+}
+
+// ValidateAll checks the field values on BatchDeleteNodeTags with the rules
+// defined in the proto definition for this message. If any rules are
+// violated, the result is a list of violation errors wrapped in
+// BatchDeleteNodeTagsMultiError, or nil if none found.
+func (m *BatchDeleteNodeTags) ValidateAll() error {
+	return m.validate(true)
+}
+
+func (m *BatchDeleteNodeTags) validate(all bool) error {
+	if m == nil {
+		return nil
+	}
+
+	var errors []error
+
+	for idx, item := range m.GetNodeTags() {
+		_, _ = idx, item
+
+		if all {
+			switch v := interface{}(item).(type) {
+			case interface{ ValidateAll() error }:
+				if err := v.ValidateAll(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsValidationError{
+						field:  fmt.Sprintf("NodeTags[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			case interface{ Validate() error }:
+				if err := v.Validate(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsValidationError{
+						field:  fmt.Sprintf("NodeTags[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			}
+		} else if v, ok := interface{}(item).(interface{ Validate() error }); ok {
+			if err := v.Validate(); err != nil {
+				return BatchDeleteNodeTagsValidationError{
+					field:  fmt.Sprintf("NodeTags[%v]", idx),
+					reason: "embedded message failed validation",
+					cause:  err,
+				}
+			}
+		}
+
+	}
+
+	if len(errors) > 0 {
+		return BatchDeleteNodeTagsMultiError(errors)
+	}
+
+	return nil
+}
+
+// BatchDeleteNodeTagsMultiError is an error wrapping multiple validation
+// errors returned by BatchDeleteNodeTags.ValidateAll() if the designated
+// constraints aren't met.
+type BatchDeleteNodeTagsMultiError []error
+
+// Error returns a concatenation of all the error messages it wraps.
+func (m BatchDeleteNodeTagsMultiError) Error() string {
+	var msgs []string
+	for _, err := range m {
+		msgs = append(msgs, err.Error())
+	}
+	return strings.Join(msgs, "; ")
+}
+
+// AllErrors returns a list of validation violation errors.
+func (m BatchDeleteNodeTagsMultiError) AllErrors() []error { return m }
+
+// BatchDeleteNodeTagsValidationError is the validation error returned by
+// BatchDeleteNodeTags.Validate if the designated constraints aren't met.
+type BatchDeleteNodeTagsValidationError struct {
+	field  string
+	reason string
+	cause  error
+	key    bool
+}
+
+// Field function returns field value.
+func (e BatchDeleteNodeTagsValidationError) Field() string { return e.field }
+
+// Reason function returns reason value.
+func (e BatchDeleteNodeTagsValidationError) Reason() string { return e.reason }
+
+// Cause function returns cause value.
+func (e BatchDeleteNodeTagsValidationError) Cause() error { return e.cause }
+
+// Key function returns key value.
+func (e BatchDeleteNodeTagsValidationError) Key() bool { return e.key }
+
+// ErrorName returns error name.
+func (e BatchDeleteNodeTagsValidationError) ErrorName() string {
+	return "BatchDeleteNodeTagsValidationError"
+}
+
+// Error satisfies the builtin error interface
+func (e BatchDeleteNodeTagsValidationError) Error() string {
+	cause := ""
+	if e.cause != nil {
+		cause = fmt.Sprintf(" | caused by: %v", e.cause)
+	}
+
+	key := ""
+	if e.key {
+		key = "key for "
+	}
+
+	return fmt.Sprintf(
+		"invalid %sBatchDeleteNodeTags.%s: %s%s",
+		key,
+		e.field,
+		e.reason,
+		cause)
+}
+
+var _ error = BatchDeleteNodeTagsValidationError{}
+
+var _ interface {
+	Field() string
+	Reason() string
+	Key() bool
+	Cause() error
+	ErrorName() string
+} = BatchDeleteNodeTagsValidationError{}
+
 // Validate checks the field values on UpsertData with the rules defined in the
 // proto definition for this message. If any rules are violated, the first
 // error encountered is returned, or nil if there are no violations.
@@ -1223,6 +1359,47 @@ func (m *DeleteData) validate(all bool) error {
 			}
 		}
 
+	case *DeleteData_NodeTags:
+		if v == nil {
+			err := DeleteDataValidationError{
+				field:  "Data",
+				reason: "oneof value cannot be a typed-nil",
+			}
+			if !all {
+				return err
+			}
+			errors = append(errors, err)
+		}
+
+		if all {
+			switch v := interface{}(m.GetNodeTags()).(type) {
+			case interface{ ValidateAll() error }:
+				if err := v.ValidateAll(); err != nil {
+					errors = append(errors, DeleteDataValidationError{
+						field:  "NodeTags",
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			case interface{ Validate() error }:
+				if err := v.Validate(); err != nil {
+					errors = append(errors, DeleteDataValidationError{
+						field:  "NodeTags",
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			}
+		} else if v, ok := interface{}(m.GetNodeTags()).(interface{ Validate() error }); ok {
+			if err := v.Validate(); err != nil {
+				return DeleteDataValidationError{
+					field:  "NodeTags",
+					reason: "embedded message failed validation",
+					cause:  err,
+				}
+			}
+		}
+
 	default:
 		_ = v // ensures v is used
 	}
@@ -1880,6 +2057,137 @@ var _ interface {
 	ErrorName() string
 } = NodeMatchValidationError{}
 
+// Validate checks the field values on DeleteData_NodeTagMatch with the rules
+// defined in the proto definition for this message. If any rules are
+// violated, the first error encountered is returned, or nil if there are no violations.
+func (m *DeleteData_NodeTagMatch) Validate() error {
+	return m.validate(false)
+}
+
+// ValidateAll checks the field values on DeleteData_NodeTagMatch with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the result is a list of violation errors wrapped in
+// DeleteData_NodeTagMatchMultiError, or nil if none found.
+func (m *DeleteData_NodeTagMatch) ValidateAll() error {
+	return m.validate(true)
+}
+
+func (m *DeleteData_NodeTagMatch) validate(all bool) error {
+	if m == nil {
+		return nil
+	}
+
+	var errors []error
+
+	if all {
+		switch v := interface{}(m.GetMatch()).(type) {
+		case interface{ ValidateAll() error }:
+			if err := v.ValidateAll(); err != nil {
+				errors = append(errors, DeleteData_NodeTagMatchValidationError{
+					field:  "Match",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		case interface{ Validate() error }:
+			if err := v.Validate(); err != nil {
+				errors = append(errors, DeleteData_NodeTagMatchValidationError{
+					field:  "Match",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		}
+	} else if v, ok := interface{}(m.GetMatch()).(interface{ Validate() error }); ok {
+		if err := v.Validate(); err != nil {
+			return DeleteData_NodeTagMatchValidationError{
+				field:  "Match",
+				reason: "embedded message failed validation",
+				cause:  err,
+			}
+		}
+	}
+
+	if len(errors) > 0 {
+		return DeleteData_NodeTagMatchMultiError(errors)
+	}
+
+	return nil
+}
+
+// DeleteData_NodeTagMatchMultiError is an error wrapping multiple validation
+// errors returned by DeleteData_NodeTagMatch.ValidateAll() if the designated
+// constraints aren't met.
+type DeleteData_NodeTagMatchMultiError []error
+
+// Error returns a concatenation of all the error messages it wraps.
+func (m DeleteData_NodeTagMatchMultiError) Error() string {
+	var msgs []string
+	for _, err := range m {
+		msgs = append(msgs, err.Error())
+	}
+	return strings.Join(msgs, "; ")
+}
+
+// AllErrors returns a list of validation violation errors.
+func (m DeleteData_NodeTagMatchMultiError) AllErrors() []error { return m }
+
+// DeleteData_NodeTagMatchValidationError is the validation error returned by
+// DeleteData_NodeTagMatch.Validate if the designated constraints aren't met.
+type DeleteData_NodeTagMatchValidationError struct {
+	field  string
+	reason string
+	cause  error
+	key    bool
+}
+
+// Field function returns field value.
+func (e DeleteData_NodeTagMatchValidationError) Field() string { return e.field }
+
+// Reason function returns reason value.
+func (e DeleteData_NodeTagMatchValidationError) Reason() string { return e.reason }
+
+// Cause function returns cause value.
+func (e DeleteData_NodeTagMatchValidationError) Cause() error { return e.cause }
+
+// Key function returns key value.
+func (e DeleteData_NodeTagMatchValidationError) Key() bool { return e.key }
+
+// ErrorName returns error name.
+func (e DeleteData_NodeTagMatchValidationError) ErrorName() string {
+	return "DeleteData_NodeTagMatchValidationError"
+}
+
+// Error satisfies the builtin error interface
+func (e DeleteData_NodeTagMatchValidationError) Error() string {
+	cause := ""
+	if e.cause != nil {
+		cause = fmt.Sprintf(" | caused by: %v", e.cause)
+	}
+
+	key := ""
+	if e.key {
+		key = "key for "
+	}
+
+	return fmt.Sprintf(
+		"invalid %sDeleteData_NodeTagMatch.%s: %s%s",
+		key,
+		e.field,
+		e.reason,
+		cause)
+}
+
+var _ error = DeleteData_NodeTagMatchValidationError{}
+
+var _ interface {
+	Field() string
+	Reason() string
+	Key() bool
+	Cause() error
+	ErrorName() string
+} = DeleteData_NodeTagMatchValidationError{}
+
 // Validate checks the field values on DeleteData_NodePropertyMatch with the
 // rules defined in the proto definition for this message. If any rules are
 // violated, the first error encountered is returned, or nil if there are no violations.
diff --git a/gen/indykite/config/v1beta1/policy_builder.pb.go b/gen/indykite/config/v1beta1/policy_builder.pb.go
index 67be8693..a00f9aa8 100644
--- a/gen/indykite/config/v1beta1/policy_builder.pb.go
+++ b/gen/indykite/config/v1beta1/policy_builder.pb.go
@@ -918,7 +918,7 @@ var file_indykite_config_v1beta1_policy_builder_proto_rawDesc = []byte{
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@@ -928,82 +928,82 @@ var file_indykite_config_v1beta1_policy_builder_proto_rawDesc = []byte{
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+	0x3a, 0x3a, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x3a, 0x3a, 0x56, 0x31, 0x62, 0x65, 0x74, 0x61,
+	0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/gen/indykite/entitymatching/v1beta1/entity_matching_api.pb.go b/gen/indykite/entitymatching/v1beta1/entity_matching_api.pb.go
index c893a50b..df1203de 100644
--- a/gen/indykite/entitymatching/v1beta1/entity_matching_api.pb.go
+++ b/gen/indykite/entitymatching/v1beta1/entity_matching_api.pb.go
@@ -43,12 +43,13 @@ type RunEntityMatchingPipelineRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// Id is the Globally unique identifier of the pipeline to run.
+	// Id is the required Globally unique identifier of the pipeline to run.
 	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 	// CustomPropertyMappings contains the rules to match nodes properties.
 	// If empty, the default rules will be used (stored as part of the pipeline configuration).
 	CustomPropertyMappings []*PropertyMapping `protobuf:"bytes,2,rep,name=custom_property_mappings,json=customPropertyMappings,proto3" json:"custom_property_mappings,omitempty"`
-	// SimilarityScoreCutoff defines the threshold (in range [0,1]), above which entities will be automatically matched.
+	// SimilarityScoreCutoff defines the required threshold (in range [0,1]),
+	// above which entities will be automatically matched.
 	SimilarityScoreCutoff float32 `protobuf:"fixed32,3,opt,name=similarity_score_cutoff,json=similarityScoreCutoff,proto3" json:"similarity_score_cutoff,omitempty"`
 }
 
@@ -176,7 +177,7 @@ type ReadSuggestedPropertyMappingRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// Id contains the Globally Unique Identifier of the object with server generated id.
+	// Id contains the required Globally Unique Identifier of the object with server generated id.
 	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 }
 
@@ -291,7 +292,7 @@ type ReadEntityMatchingReportRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// Id contains the Globally Unique Identifier of the object with server generated id.
+	// Id contains the required Globally Unique Identifier of the object with server generated id.
 	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 }
 
diff --git a/gen/indykite/entitymatching/v1beta1/entity_matching_api_grpc.pb.go b/gen/indykite/entitymatching/v1beta1/entity_matching_api_grpc.pb.go
index ad7b0839..f4d77e4b 100644
--- a/gen/indykite/entitymatching/v1beta1/entity_matching_api_grpc.pb.go
+++ b/gen/indykite/entitymatching/v1beta1/entity_matching_api_grpc.pb.go
@@ -45,9 +45,9 @@ const (
 type EntityMatchingAPIClient interface {
 	// RunEntityMatchingPipeline by Pipeline ID and optional property mapping.
 	RunEntityMatchingPipeline(ctx context.Context, in *RunEntityMatchingPipelineRequest, opts ...grpc.CallOption) (*RunEntityMatchingPipelineResponse, error)
-	// ReadSuggestedPropertyMapping by Pipeline Name or ID.
+	// ReadSuggestedPropertyMapping by Pipeline ID.
 	ReadSuggestedPropertyMapping(ctx context.Context, in *ReadSuggestedPropertyMappingRequest, opts ...grpc.CallOption) (*ReadSuggestedPropertyMappingResponse, error)
-	// ReadEntityMatchingReport by Pipeline Name or ID for a successful Pipeline.
+	// ReadEntityMatchingReport by Pipeline ID for a successful Pipeline.
 	ReadEntityMatchingReport(ctx context.Context, in *ReadEntityMatchingReportRequest, opts ...grpc.CallOption) (*ReadEntityMatchingReportResponse, error)
 }
 
@@ -95,9 +95,9 @@ func (c *entityMatchingAPIClient) ReadEntityMatchingReport(ctx context.Context,
 type EntityMatchingAPIServer interface {
 	// RunEntityMatchingPipeline by Pipeline ID and optional property mapping.
 	RunEntityMatchingPipeline(context.Context, *RunEntityMatchingPipelineRequest) (*RunEntityMatchingPipelineResponse, error)
-	// ReadSuggestedPropertyMapping by Pipeline Name or ID.
+	// ReadSuggestedPropertyMapping by Pipeline ID.
 	ReadSuggestedPropertyMapping(context.Context, *ReadSuggestedPropertyMappingRequest) (*ReadSuggestedPropertyMappingResponse, error)
-	// ReadEntityMatchingReport by Pipeline Name or ID for a successful Pipeline.
+	// ReadEntityMatchingReport by Pipeline ID for a successful Pipeline.
 	ReadEntityMatchingReport(context.Context, *ReadEntityMatchingReportRequest) (*ReadEntityMatchingReportResponse, error)
 }
 
diff --git a/gen/indykite/ingest/v1beta3/ingest_api.pb.go b/gen/indykite/ingest/v1beta3/ingest_api.pb.go
index 141d7145..be0c9ef8 100644
--- a/gen/indykite/ingest/v1beta3/ingest_api.pb.go
+++ b/gen/indykite/ingest/v1beta3/ingest_api.pb.go
@@ -606,6 +606,100 @@ func (x *BatchDeleteRelationshipPropertiesResponse) GetResults() []*Info {
 	return nil
 }
 
+type BatchDeleteNodeTagsRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	NodeTags []*DeleteData_NodeTagMatch `protobuf:"bytes,1,rep,name=node_tags,json=nodeTags,proto3" json:"node_tags,omitempty"`
+}
+
+func (x *BatchDeleteNodeTagsRequest) Reset() {
+	*x = BatchDeleteNodeTagsRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[12]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BatchDeleteNodeTagsRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BatchDeleteNodeTagsRequest) ProtoMessage() {}
+
+func (x *BatchDeleteNodeTagsRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[12]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BatchDeleteNodeTagsRequest.ProtoReflect.Descriptor instead.
+func (*BatchDeleteNodeTagsRequest) Descriptor() ([]byte, []int) {
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{12}
+}
+
+func (x *BatchDeleteNodeTagsRequest) GetNodeTags() []*DeleteData_NodeTagMatch {
+	if x != nil {
+		return x.NodeTags
+	}
+	return nil
+}
+
+type BatchDeleteNodeTagsResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Results []*Info `protobuf:"bytes,1,rep,name=results,proto3" json:"results,omitempty"`
+}
+
+func (x *BatchDeleteNodeTagsResponse) Reset() {
+	*x = BatchDeleteNodeTagsResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BatchDeleteNodeTagsResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BatchDeleteNodeTagsResponse) ProtoMessage() {}
+
+func (x *BatchDeleteNodeTagsResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BatchDeleteNodeTagsResponse.ProtoReflect.Descriptor instead.
+func (*BatchDeleteNodeTagsResponse) Descriptor() ([]byte, []int) {
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{13}
+}
+
+func (x *BatchDeleteNodeTagsResponse) GetResults() []*Info {
+	if x != nil {
+		return x.Results
+	}
+	return nil
+}
+
 type StreamRecordsRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -617,7 +711,7 @@ type StreamRecordsRequest struct {
 func (x *StreamRecordsRequest) Reset() {
 	*x = StreamRecordsRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[12]
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[14]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -630,7 +724,7 @@ func (x *StreamRecordsRequest) String() string {
 func (*StreamRecordsRequest) ProtoMessage() {}
 
 func (x *StreamRecordsRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[12]
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[14]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -643,7 +737,7 @@ func (x *StreamRecordsRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use StreamRecordsRequest.ProtoReflect.Descriptor instead.
 func (*StreamRecordsRequest) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{12}
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{14}
 }
 
 func (x *StreamRecordsRequest) GetRecord() *Record {
@@ -671,7 +765,7 @@ type StreamRecordsResponse struct {
 func (x *StreamRecordsResponse) Reset() {
 	*x = StreamRecordsResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13]
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -684,7 +778,7 @@ func (x *StreamRecordsResponse) String() string {
 func (*StreamRecordsResponse) ProtoMessage() {}
 
 func (x *StreamRecordsResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13]
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -697,7 +791,7 @@ func (x *StreamRecordsResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use StreamRecordsResponse.ProtoReflect.Descriptor instead.
 func (*StreamRecordsResponse) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{13}
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *StreamRecordsResponse) GetRecordId() string {
@@ -769,7 +863,7 @@ type IngestRecordRequest struct {
 func (x *IngestRecordRequest) Reset() {
 	*x = IngestRecordRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[14]
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -782,7 +876,7 @@ func (x *IngestRecordRequest) String() string {
 func (*IngestRecordRequest) ProtoMessage() {}
 
 func (x *IngestRecordRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[14]
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -795,7 +889,7 @@ func (x *IngestRecordRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use IngestRecordRequest.ProtoReflect.Descriptor instead.
 func (*IngestRecordRequest) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{14}
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *IngestRecordRequest) GetRecord() *Record {
@@ -817,7 +911,7 @@ type IngestRecordResponse struct {
 func (x *IngestRecordResponse) Reset() {
 	*x = IngestRecordResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15]
+		mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[17]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -830,7 +924,7 @@ func (x *IngestRecordResponse) String() string {
 func (*IngestRecordResponse) ProtoMessage() {}
 
 func (x *IngestRecordResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15]
+	mi := &file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[17]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -843,7 +937,7 @@ func (x *IngestRecordResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use IngestRecordResponse.ProtoReflect.Descriptor instead.
 func (*IngestRecordResponse) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{15}
+	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP(), []int{17}
 }
 
 func (x *IngestRecordResponse) GetRecordId() string {
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 }
 
 var (
@@ -1093,7 +1209,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_rawDescGZIP() []byte {
 	return file_indykite_ingest_v1beta3_ingest_api_proto_rawDescData
 }
 
-var file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes = make([]protoimpl.MessageInfo, 16)
+var file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes = make([]protoimpl.MessageInfo, 18)
 var file_indykite_ingest_v1beta3_ingest_api_proto_goTypes = []any{
 	(*BatchUpsertNodesRequest)(nil),                   // 0: indykite.ingest.v1beta3.BatchUpsertNodesRequest
 	(*BatchUpsertNodesResponse)(nil),                  // 1: indykite.ingest.v1beta3.BatchUpsertNodesResponse
@@ -1107,60 +1223,67 @@ var file_indykite_ingest_v1beta3_ingest_api_proto_goTypes = []any{
 	(*BatchDeleteNodePropertiesResponse)(nil),         // 9: indykite.ingest.v1beta3.BatchDeleteNodePropertiesResponse
 	(*BatchDeleteRelationshipPropertiesRequest)(nil),  // 10: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesRequest
 	(*BatchDeleteRelationshipPropertiesResponse)(nil), // 11: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesResponse
-	(*StreamRecordsRequest)(nil),                      // 12: indykite.ingest.v1beta3.StreamRecordsRequest
-	(*StreamRecordsResponse)(nil),                     // 13: indykite.ingest.v1beta3.StreamRecordsResponse
-	(*IngestRecordRequest)(nil),                       // 14: indykite.ingest.v1beta3.IngestRecordRequest
-	(*IngestRecordResponse)(nil),                      // 15: indykite.ingest.v1beta3.IngestRecordResponse
-	(*v1beta1.Node)(nil),                              // 16: indykite.knowledge.objects.v1beta1.Node
-	(*Info)(nil),                                      // 17: indykite.ingest.v1beta3.Info
-	(*Relationship)(nil),                              // 18: indykite.ingest.v1beta3.Relationship
-	(*NodeMatch)(nil),                                 // 19: indykite.ingest.v1beta3.NodeMatch
-	(*DeleteData_NodePropertyMatch)(nil),              // 20: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
-	(*DeleteData_RelationshipPropertyMatch)(nil),      // 21: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
-	(*Record)(nil),                                    // 22: indykite.ingest.v1beta3.Record
-	(*RecordError)(nil),                               // 23: indykite.ingest.v1beta3.RecordError
-	(*status.Status)(nil),                             // 24: google.rpc.Status
+	(*BatchDeleteNodeTagsRequest)(nil),                // 12: indykite.ingest.v1beta3.BatchDeleteNodeTagsRequest
+	(*BatchDeleteNodeTagsResponse)(nil),               // 13: indykite.ingest.v1beta3.BatchDeleteNodeTagsResponse
+	(*StreamRecordsRequest)(nil),                      // 14: indykite.ingest.v1beta3.StreamRecordsRequest
+	(*StreamRecordsResponse)(nil),                     // 15: indykite.ingest.v1beta3.StreamRecordsResponse
+	(*IngestRecordRequest)(nil),                       // 16: indykite.ingest.v1beta3.IngestRecordRequest
+	(*IngestRecordResponse)(nil),                      // 17: indykite.ingest.v1beta3.IngestRecordResponse
+	(*v1beta1.Node)(nil),                              // 18: indykite.knowledge.objects.v1beta1.Node
+	(*Info)(nil),                                      // 19: indykite.ingest.v1beta3.Info
+	(*Relationship)(nil),                              // 20: indykite.ingest.v1beta3.Relationship
+	(*NodeMatch)(nil),                                 // 21: indykite.ingest.v1beta3.NodeMatch
+	(*DeleteData_NodePropertyMatch)(nil),              // 22: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
+	(*DeleteData_RelationshipPropertyMatch)(nil),      // 23: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
+	(*DeleteData_NodeTagMatch)(nil),                   // 24: indykite.ingest.v1beta3.DeleteData.NodeTagMatch
+	(*Record)(nil),                                    // 25: indykite.ingest.v1beta3.Record
+	(*RecordError)(nil),                               // 26: indykite.ingest.v1beta3.RecordError
+	(*status.Status)(nil),                             // 27: google.rpc.Status
 }
 var file_indykite_ingest_v1beta3_ingest_api_proto_depIdxs = []int32{
-	16, // 0: indykite.ingest.v1beta3.BatchUpsertNodesRequest.nodes:type_name -> indykite.knowledge.objects.v1beta1.Node
-	17, // 1: indykite.ingest.v1beta3.BatchUpsertNodesResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	18, // 2: indykite.ingest.v1beta3.BatchUpsertRelationshipsRequest.relationships:type_name -> indykite.ingest.v1beta3.Relationship
-	17, // 3: indykite.ingest.v1beta3.BatchUpsertRelationshipsResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	19, // 4: indykite.ingest.v1beta3.BatchDeleteNodesRequest.nodes:type_name -> indykite.ingest.v1beta3.NodeMatch
-	17, // 5: indykite.ingest.v1beta3.BatchDeleteNodesResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	18, // 6: indykite.ingest.v1beta3.BatchDeleteRelationshipsRequest.relationships:type_name -> indykite.ingest.v1beta3.Relationship
-	17, // 7: indykite.ingest.v1beta3.BatchDeleteRelationshipsResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	20, // 8: indykite.ingest.v1beta3.BatchDeleteNodePropertiesRequest.node_properties:type_name -> indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
-	17, // 9: indykite.ingest.v1beta3.BatchDeleteNodePropertiesResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	21, // 10: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesRequest.relationship_properties:type_name -> indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
-	17, // 11: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesResponse.results:type_name -> indykite.ingest.v1beta3.Info
-	22, // 12: indykite.ingest.v1beta3.StreamRecordsRequest.record:type_name -> indykite.ingest.v1beta3.Record
-	23, // 13: indykite.ingest.v1beta3.StreamRecordsResponse.record_error:type_name -> indykite.ingest.v1beta3.RecordError
-	24, // 14: indykite.ingest.v1beta3.StreamRecordsResponse.status_error:type_name -> google.rpc.Status
-	17, // 15: indykite.ingest.v1beta3.StreamRecordsResponse.info:type_name -> indykite.ingest.v1beta3.Info
-	22, // 16: indykite.ingest.v1beta3.IngestRecordRequest.record:type_name -> indykite.ingest.v1beta3.Record
-	17, // 17: indykite.ingest.v1beta3.IngestRecordResponse.info:type_name -> indykite.ingest.v1beta3.Info
-	12, // 18: indykite.ingest.v1beta3.IngestAPI.StreamRecords:input_type -> indykite.ingest.v1beta3.StreamRecordsRequest
-	14, // 19: indykite.ingest.v1beta3.IngestAPI.IngestRecord:input_type -> indykite.ingest.v1beta3.IngestRecordRequest
-	0,  // 20: indykite.ingest.v1beta3.IngestAPI.BatchUpsertNodes:input_type -> indykite.ingest.v1beta3.BatchUpsertNodesRequest
-	2,  // 21: indykite.ingest.v1beta3.IngestAPI.BatchUpsertRelationships:input_type -> indykite.ingest.v1beta3.BatchUpsertRelationshipsRequest
-	4,  // 22: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodes:input_type -> indykite.ingest.v1beta3.BatchDeleteNodesRequest
-	6,  // 23: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationships:input_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipsRequest
-	8,  // 24: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeProperties:input_type -> indykite.ingest.v1beta3.BatchDeleteNodePropertiesRequest
-	10, // 25: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationshipProperties:input_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesRequest
-	13, // 26: indykite.ingest.v1beta3.IngestAPI.StreamRecords:output_type -> indykite.ingest.v1beta3.StreamRecordsResponse
-	15, // 27: indykite.ingest.v1beta3.IngestAPI.IngestRecord:output_type -> indykite.ingest.v1beta3.IngestRecordResponse
-	1,  // 28: indykite.ingest.v1beta3.IngestAPI.BatchUpsertNodes:output_type -> indykite.ingest.v1beta3.BatchUpsertNodesResponse
-	3,  // 29: indykite.ingest.v1beta3.IngestAPI.BatchUpsertRelationships:output_type -> indykite.ingest.v1beta3.BatchUpsertRelationshipsResponse
-	5,  // 30: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodes:output_type -> indykite.ingest.v1beta3.BatchDeleteNodesResponse
-	7,  // 31: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationships:output_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipsResponse
-	9,  // 32: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeProperties:output_type -> indykite.ingest.v1beta3.BatchDeleteNodePropertiesResponse
-	11, // 33: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationshipProperties:output_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesResponse
-	26, // [26:34] is the sub-list for method output_type
-	18, // [18:26] is the sub-list for method input_type
-	18, // [18:18] is the sub-list for extension type_name
-	18, // [18:18] is the sub-list for extension extendee
-	0,  // [0:18] is the sub-list for field type_name
+	18, // 0: indykite.ingest.v1beta3.BatchUpsertNodesRequest.nodes:type_name -> indykite.knowledge.objects.v1beta1.Node
+	19, // 1: indykite.ingest.v1beta3.BatchUpsertNodesResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	20, // 2: indykite.ingest.v1beta3.BatchUpsertRelationshipsRequest.relationships:type_name -> indykite.ingest.v1beta3.Relationship
+	19, // 3: indykite.ingest.v1beta3.BatchUpsertRelationshipsResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	21, // 4: indykite.ingest.v1beta3.BatchDeleteNodesRequest.nodes:type_name -> indykite.ingest.v1beta3.NodeMatch
+	19, // 5: indykite.ingest.v1beta3.BatchDeleteNodesResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	20, // 6: indykite.ingest.v1beta3.BatchDeleteRelationshipsRequest.relationships:type_name -> indykite.ingest.v1beta3.Relationship
+	19, // 7: indykite.ingest.v1beta3.BatchDeleteRelationshipsResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	22, // 8: indykite.ingest.v1beta3.BatchDeleteNodePropertiesRequest.node_properties:type_name -> indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
+	19, // 9: indykite.ingest.v1beta3.BatchDeleteNodePropertiesResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	23, // 10: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesRequest.relationship_properties:type_name -> indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
+	19, // 11: indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	24, // 12: indykite.ingest.v1beta3.BatchDeleteNodeTagsRequest.node_tags:type_name -> indykite.ingest.v1beta3.DeleteData.NodeTagMatch
+	19, // 13: indykite.ingest.v1beta3.BatchDeleteNodeTagsResponse.results:type_name -> indykite.ingest.v1beta3.Info
+	25, // 14: indykite.ingest.v1beta3.StreamRecordsRequest.record:type_name -> indykite.ingest.v1beta3.Record
+	26, // 15: indykite.ingest.v1beta3.StreamRecordsResponse.record_error:type_name -> indykite.ingest.v1beta3.RecordError
+	27, // 16: indykite.ingest.v1beta3.StreamRecordsResponse.status_error:type_name -> google.rpc.Status
+	19, // 17: indykite.ingest.v1beta3.StreamRecordsResponse.info:type_name -> indykite.ingest.v1beta3.Info
+	25, // 18: indykite.ingest.v1beta3.IngestRecordRequest.record:type_name -> indykite.ingest.v1beta3.Record
+	19, // 19: indykite.ingest.v1beta3.IngestRecordResponse.info:type_name -> indykite.ingest.v1beta3.Info
+	14, // 20: indykite.ingest.v1beta3.IngestAPI.StreamRecords:input_type -> indykite.ingest.v1beta3.StreamRecordsRequest
+	16, // 21: indykite.ingest.v1beta3.IngestAPI.IngestRecord:input_type -> indykite.ingest.v1beta3.IngestRecordRequest
+	0,  // 22: indykite.ingest.v1beta3.IngestAPI.BatchUpsertNodes:input_type -> indykite.ingest.v1beta3.BatchUpsertNodesRequest
+	2,  // 23: indykite.ingest.v1beta3.IngestAPI.BatchUpsertRelationships:input_type -> indykite.ingest.v1beta3.BatchUpsertRelationshipsRequest
+	4,  // 24: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodes:input_type -> indykite.ingest.v1beta3.BatchDeleteNodesRequest
+	6,  // 25: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationships:input_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipsRequest
+	8,  // 26: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeProperties:input_type -> indykite.ingest.v1beta3.BatchDeleteNodePropertiesRequest
+	10, // 27: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationshipProperties:input_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesRequest
+	12, // 28: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeTags:input_type -> indykite.ingest.v1beta3.BatchDeleteNodeTagsRequest
+	15, // 29: indykite.ingest.v1beta3.IngestAPI.StreamRecords:output_type -> indykite.ingest.v1beta3.StreamRecordsResponse
+	17, // 30: indykite.ingest.v1beta3.IngestAPI.IngestRecord:output_type -> indykite.ingest.v1beta3.IngestRecordResponse
+	1,  // 31: indykite.ingest.v1beta3.IngestAPI.BatchUpsertNodes:output_type -> indykite.ingest.v1beta3.BatchUpsertNodesResponse
+	3,  // 32: indykite.ingest.v1beta3.IngestAPI.BatchUpsertRelationships:output_type -> indykite.ingest.v1beta3.BatchUpsertRelationshipsResponse
+	5,  // 33: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodes:output_type -> indykite.ingest.v1beta3.BatchDeleteNodesResponse
+	7,  // 34: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationships:output_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipsResponse
+	9,  // 35: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeProperties:output_type -> indykite.ingest.v1beta3.BatchDeleteNodePropertiesResponse
+	11, // 36: indykite.ingest.v1beta3.IngestAPI.BatchDeleteRelationshipProperties:output_type -> indykite.ingest.v1beta3.BatchDeleteRelationshipPropertiesResponse
+	13, // 37: indykite.ingest.v1beta3.IngestAPI.BatchDeleteNodeTags:output_type -> indykite.ingest.v1beta3.BatchDeleteNodeTagsResponse
+	29, // [29:38] is the sub-list for method output_type
+	20, // [20:29] is the sub-list for method input_type
+	20, // [20:20] is the sub-list for extension type_name
+	20, // [20:20] is the sub-list for extension extendee
+	0,  // [0:20] is the sub-list for field type_name
 }
 
 func init() { file_indykite_ingest_v1beta3_ingest_api_proto_init() }
@@ -1315,7 +1438,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[12].Exporter = func(v any, i int) any {
-			switch v := v.(*StreamRecordsRequest); i {
+			switch v := v.(*BatchDeleteNodeTagsRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1327,7 +1450,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13].Exporter = func(v any, i int) any {
-			switch v := v.(*StreamRecordsResponse); i {
+			switch v := v.(*BatchDeleteNodeTagsResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1339,7 +1462,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[14].Exporter = func(v any, i int) any {
-			switch v := v.(*IngestRecordRequest); i {
+			switch v := v.(*StreamRecordsRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1351,6 +1474,30 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15].Exporter = func(v any, i int) any {
+			switch v := v.(*StreamRecordsResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[16].Exporter = func(v any, i int) any {
+			switch v := v.(*IngestRecordRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[17].Exporter = func(v any, i int) any {
 			switch v := v.(*IngestRecordResponse); i {
 			case 0:
 				return &v.state
@@ -1363,7 +1510,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			}
 		}
 	}
-	file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[13].OneofWrappers = []any{
+	file_indykite_ingest_v1beta3_ingest_api_proto_msgTypes[15].OneofWrappers = []any{
 		(*StreamRecordsResponse_RecordError)(nil),
 		(*StreamRecordsResponse_StatusError)(nil),
 	}
@@ -1373,7 +1520,7 @@ func file_indykite_ingest_v1beta3_ingest_api_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_indykite_ingest_v1beta3_ingest_api_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   16,
+			NumMessages:   18,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/gen/indykite/ingest/v1beta3/ingest_api.pb.validate.go b/gen/indykite/ingest/v1beta3/ingest_api.pb.validate.go
index 6ee78f5f..cbb27c57 100644
--- a/gen/indykite/ingest/v1beta3/ingest_api.pb.validate.go
+++ b/gen/indykite/ingest/v1beta3/ingest_api.pb.validate.go
@@ -1755,6 +1755,290 @@ var _ interface {
 	ErrorName() string
 } = BatchDeleteRelationshipPropertiesResponseValidationError{}
 
+// Validate checks the field values on BatchDeleteNodeTagsRequest with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the first error encountered is returned, or nil if there are no violations.
+func (m *BatchDeleteNodeTagsRequest) Validate() error {
+	return m.validate(false)
+}
+
+// ValidateAll checks the field values on BatchDeleteNodeTagsRequest with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the result is a list of violation errors wrapped in
+// BatchDeleteNodeTagsRequestMultiError, or nil if none found.
+func (m *BatchDeleteNodeTagsRequest) ValidateAll() error {
+	return m.validate(true)
+}
+
+func (m *BatchDeleteNodeTagsRequest) validate(all bool) error {
+	if m == nil {
+		return nil
+	}
+
+	var errors []error
+
+	if l := len(m.GetNodeTags()); l < 1 || l > 250 {
+		err := BatchDeleteNodeTagsRequestValidationError{
+			field:  "NodeTags",
+			reason: "value must contain between 1 and 250 items, inclusive",
+		}
+		if !all {
+			return err
+		}
+		errors = append(errors, err)
+	}
+
+	for idx, item := range m.GetNodeTags() {
+		_, _ = idx, item
+
+		if all {
+			switch v := interface{}(item).(type) {
+			case interface{ ValidateAll() error }:
+				if err := v.ValidateAll(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsRequestValidationError{
+						field:  fmt.Sprintf("NodeTags[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			case interface{ Validate() error }:
+				if err := v.Validate(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsRequestValidationError{
+						field:  fmt.Sprintf("NodeTags[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			}
+		} else if v, ok := interface{}(item).(interface{ Validate() error }); ok {
+			if err := v.Validate(); err != nil {
+				return BatchDeleteNodeTagsRequestValidationError{
+					field:  fmt.Sprintf("NodeTags[%v]", idx),
+					reason: "embedded message failed validation",
+					cause:  err,
+				}
+			}
+		}
+
+	}
+
+	if len(errors) > 0 {
+		return BatchDeleteNodeTagsRequestMultiError(errors)
+	}
+
+	return nil
+}
+
+// BatchDeleteNodeTagsRequestMultiError is an error wrapping multiple
+// validation errors returned by BatchDeleteNodeTagsRequest.ValidateAll() if
+// the designated constraints aren't met.
+type BatchDeleteNodeTagsRequestMultiError []error
+
+// Error returns a concatenation of all the error messages it wraps.
+func (m BatchDeleteNodeTagsRequestMultiError) Error() string {
+	var msgs []string
+	for _, err := range m {
+		msgs = append(msgs, err.Error())
+	}
+	return strings.Join(msgs, "; ")
+}
+
+// AllErrors returns a list of validation violation errors.
+func (m BatchDeleteNodeTagsRequestMultiError) AllErrors() []error { return m }
+
+// BatchDeleteNodeTagsRequestValidationError is the validation error returned
+// by BatchDeleteNodeTagsRequest.Validate if the designated constraints aren't met.
+type BatchDeleteNodeTagsRequestValidationError struct {
+	field  string
+	reason string
+	cause  error
+	key    bool
+}
+
+// Field function returns field value.
+func (e BatchDeleteNodeTagsRequestValidationError) Field() string { return e.field }
+
+// Reason function returns reason value.
+func (e BatchDeleteNodeTagsRequestValidationError) Reason() string { return e.reason }
+
+// Cause function returns cause value.
+func (e BatchDeleteNodeTagsRequestValidationError) Cause() error { return e.cause }
+
+// Key function returns key value.
+func (e BatchDeleteNodeTagsRequestValidationError) Key() bool { return e.key }
+
+// ErrorName returns error name.
+func (e BatchDeleteNodeTagsRequestValidationError) ErrorName() string {
+	return "BatchDeleteNodeTagsRequestValidationError"
+}
+
+// Error satisfies the builtin error interface
+func (e BatchDeleteNodeTagsRequestValidationError) Error() string {
+	cause := ""
+	if e.cause != nil {
+		cause = fmt.Sprintf(" | caused by: %v", e.cause)
+	}
+
+	key := ""
+	if e.key {
+		key = "key for "
+	}
+
+	return fmt.Sprintf(
+		"invalid %sBatchDeleteNodeTagsRequest.%s: %s%s",
+		key,
+		e.field,
+		e.reason,
+		cause)
+}
+
+var _ error = BatchDeleteNodeTagsRequestValidationError{}
+
+var _ interface {
+	Field() string
+	Reason() string
+	Key() bool
+	Cause() error
+	ErrorName() string
+} = BatchDeleteNodeTagsRequestValidationError{}
+
+// Validate checks the field values on BatchDeleteNodeTagsResponse with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the first error encountered is returned, or nil if there are no violations.
+func (m *BatchDeleteNodeTagsResponse) Validate() error {
+	return m.validate(false)
+}
+
+// ValidateAll checks the field values on BatchDeleteNodeTagsResponse with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the result is a list of violation errors wrapped in
+// BatchDeleteNodeTagsResponseMultiError, or nil if none found.
+func (m *BatchDeleteNodeTagsResponse) ValidateAll() error {
+	return m.validate(true)
+}
+
+func (m *BatchDeleteNodeTagsResponse) validate(all bool) error {
+	if m == nil {
+		return nil
+	}
+
+	var errors []error
+
+	for idx, item := range m.GetResults() {
+		_, _ = idx, item
+
+		if all {
+			switch v := interface{}(item).(type) {
+			case interface{ ValidateAll() error }:
+				if err := v.ValidateAll(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsResponseValidationError{
+						field:  fmt.Sprintf("Results[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			case interface{ Validate() error }:
+				if err := v.Validate(); err != nil {
+					errors = append(errors, BatchDeleteNodeTagsResponseValidationError{
+						field:  fmt.Sprintf("Results[%v]", idx),
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			}
+		} else if v, ok := interface{}(item).(interface{ Validate() error }); ok {
+			if err := v.Validate(); err != nil {
+				return BatchDeleteNodeTagsResponseValidationError{
+					field:  fmt.Sprintf("Results[%v]", idx),
+					reason: "embedded message failed validation",
+					cause:  err,
+				}
+			}
+		}
+
+	}
+
+	if len(errors) > 0 {
+		return BatchDeleteNodeTagsResponseMultiError(errors)
+	}
+
+	return nil
+}
+
+// BatchDeleteNodeTagsResponseMultiError is an error wrapping multiple
+// validation errors returned by BatchDeleteNodeTagsResponse.ValidateAll() if
+// the designated constraints aren't met.
+type BatchDeleteNodeTagsResponseMultiError []error
+
+// Error returns a concatenation of all the error messages it wraps.
+func (m BatchDeleteNodeTagsResponseMultiError) Error() string {
+	var msgs []string
+	for _, err := range m {
+		msgs = append(msgs, err.Error())
+	}
+	return strings.Join(msgs, "; ")
+}
+
+// AllErrors returns a list of validation violation errors.
+func (m BatchDeleteNodeTagsResponseMultiError) AllErrors() []error { return m }
+
+// BatchDeleteNodeTagsResponseValidationError is the validation error returned
+// by BatchDeleteNodeTagsResponse.Validate if the designated constraints
+// aren't met.
+type BatchDeleteNodeTagsResponseValidationError struct {
+	field  string
+	reason string
+	cause  error
+	key    bool
+}
+
+// Field function returns field value.
+func (e BatchDeleteNodeTagsResponseValidationError) Field() string { return e.field }
+
+// Reason function returns reason value.
+func (e BatchDeleteNodeTagsResponseValidationError) Reason() string { return e.reason }
+
+// Cause function returns cause value.
+func (e BatchDeleteNodeTagsResponseValidationError) Cause() error { return e.cause }
+
+// Key function returns key value.
+func (e BatchDeleteNodeTagsResponseValidationError) Key() bool { return e.key }
+
+// ErrorName returns error name.
+func (e BatchDeleteNodeTagsResponseValidationError) ErrorName() string {
+	return "BatchDeleteNodeTagsResponseValidationError"
+}
+
+// Error satisfies the builtin error interface
+func (e BatchDeleteNodeTagsResponseValidationError) Error() string {
+	cause := ""
+	if e.cause != nil {
+		cause = fmt.Sprintf(" | caused by: %v", e.cause)
+	}
+
+	key := ""
+	if e.key {
+		key = "key for "
+	}
+
+	return fmt.Sprintf(
+		"invalid %sBatchDeleteNodeTagsResponse.%s: %s%s",
+		key,
+		e.field,
+		e.reason,
+		cause)
+}
+
+var _ error = BatchDeleteNodeTagsResponseValidationError{}
+
+var _ interface {
+	Field() string
+	Reason() string
+	Key() bool
+	Cause() error
+	ErrorName() string
+} = BatchDeleteNodeTagsResponseValidationError{}
+
 // Validate checks the field values on StreamRecordsRequest with the rules
 // defined in the proto definition for this message. If any rules are
 // violated, the first error encountered is returned, or nil if there are no violations.
diff --git a/gen/indykite/ingest/v1beta3/ingest_api_grpc.pb.go b/gen/indykite/ingest/v1beta3/ingest_api_grpc.pb.go
index b4eaf31f..0ecfca11 100644
--- a/gen/indykite/ingest/v1beta3/ingest_api_grpc.pb.go
+++ b/gen/indykite/ingest/v1beta3/ingest_api_grpc.pb.go
@@ -44,6 +44,7 @@ const (
 	IngestAPI_BatchDeleteRelationships_FullMethodName          = "/indykite.ingest.v1beta3.IngestAPI/BatchDeleteRelationships"
 	IngestAPI_BatchDeleteNodeProperties_FullMethodName         = "/indykite.ingest.v1beta3.IngestAPI/BatchDeleteNodeProperties"
 	IngestAPI_BatchDeleteRelationshipProperties_FullMethodName = "/indykite.ingest.v1beta3.IngestAPI/BatchDeleteRelationshipProperties"
+	IngestAPI_BatchDeleteNodeTags_FullMethodName               = "/indykite.ingest.v1beta3.IngestAPI/BatchDeleteNodeTags"
 )
 
 // IngestAPIClient is the client API for IngestAPI service.
@@ -53,6 +54,7 @@ const (
 // IngestAPI represents the service interface for data ingestion.
 type IngestAPIClient interface {
 	StreamRecords(ctx context.Context, opts ...grpc.CallOption) (IngestAPI_StreamRecordsClient, error)
+	// Deprecated: Do not use.
 	IngestRecord(ctx context.Context, in *IngestRecordRequest, opts ...grpc.CallOption) (*IngestRecordResponse, error)
 	BatchUpsertNodes(ctx context.Context, in *BatchUpsertNodesRequest, opts ...grpc.CallOption) (*BatchUpsertNodesResponse, error)
 	BatchUpsertRelationships(ctx context.Context, in *BatchUpsertRelationshipsRequest, opts ...grpc.CallOption) (*BatchUpsertRelationshipsResponse, error)
@@ -60,6 +62,7 @@ type IngestAPIClient interface {
 	BatchDeleteRelationships(ctx context.Context, in *BatchDeleteRelationshipsRequest, opts ...grpc.CallOption) (*BatchDeleteRelationshipsResponse, error)
 	BatchDeleteNodeProperties(ctx context.Context, in *BatchDeleteNodePropertiesRequest, opts ...grpc.CallOption) (*BatchDeleteNodePropertiesResponse, error)
 	BatchDeleteRelationshipProperties(ctx context.Context, in *BatchDeleteRelationshipPropertiesRequest, opts ...grpc.CallOption) (*BatchDeleteRelationshipPropertiesResponse, error)
+	BatchDeleteNodeTags(ctx context.Context, in *BatchDeleteNodeTagsRequest, opts ...grpc.CallOption) (*BatchDeleteNodeTagsResponse, error)
 }
 
 type ingestAPIClient struct {
@@ -102,6 +105,7 @@ func (x *ingestAPIStreamRecordsClient) Recv() (*StreamRecordsResponse, error) {
 	return m, nil
 }
 
+// Deprecated: Do not use.
 func (c *ingestAPIClient) IngestRecord(ctx context.Context, in *IngestRecordRequest, opts ...grpc.CallOption) (*IngestRecordResponse, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(IngestRecordResponse)
@@ -172,6 +176,16 @@ func (c *ingestAPIClient) BatchDeleteRelationshipProperties(ctx context.Context,
 	return out, nil
 }
 
+func (c *ingestAPIClient) BatchDeleteNodeTags(ctx context.Context, in *BatchDeleteNodeTagsRequest, opts ...grpc.CallOption) (*BatchDeleteNodeTagsResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(BatchDeleteNodeTagsResponse)
+	err := c.cc.Invoke(ctx, IngestAPI_BatchDeleteNodeTags_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // IngestAPIServer is the server API for IngestAPI service.
 // All implementations should embed UnimplementedIngestAPIServer
 // for forward compatibility
@@ -179,6 +193,7 @@ func (c *ingestAPIClient) BatchDeleteRelationshipProperties(ctx context.Context,
 // IngestAPI represents the service interface for data ingestion.
 type IngestAPIServer interface {
 	StreamRecords(IngestAPI_StreamRecordsServer) error
+	// Deprecated: Do not use.
 	IngestRecord(context.Context, *IngestRecordRequest) (*IngestRecordResponse, error)
 	BatchUpsertNodes(context.Context, *BatchUpsertNodesRequest) (*BatchUpsertNodesResponse, error)
 	BatchUpsertRelationships(context.Context, *BatchUpsertRelationshipsRequest) (*BatchUpsertRelationshipsResponse, error)
@@ -186,6 +201,7 @@ type IngestAPIServer interface {
 	BatchDeleteRelationships(context.Context, *BatchDeleteRelationshipsRequest) (*BatchDeleteRelationshipsResponse, error)
 	BatchDeleteNodeProperties(context.Context, *BatchDeleteNodePropertiesRequest) (*BatchDeleteNodePropertiesResponse, error)
 	BatchDeleteRelationshipProperties(context.Context, *BatchDeleteRelationshipPropertiesRequest) (*BatchDeleteRelationshipPropertiesResponse, error)
+	BatchDeleteNodeTags(context.Context, *BatchDeleteNodeTagsRequest) (*BatchDeleteNodeTagsResponse, error)
 }
 
 // UnimplementedIngestAPIServer should be embedded to have forward compatible implementations.
@@ -216,6 +232,9 @@ func (UnimplementedIngestAPIServer) BatchDeleteNodeProperties(context.Context, *
 func (UnimplementedIngestAPIServer) BatchDeleteRelationshipProperties(context.Context, *BatchDeleteRelationshipPropertiesRequest) (*BatchDeleteRelationshipPropertiesResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method BatchDeleteRelationshipProperties not implemented")
 }
+func (UnimplementedIngestAPIServer) BatchDeleteNodeTags(context.Context, *BatchDeleteNodeTagsRequest) (*BatchDeleteNodeTagsResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method BatchDeleteNodeTags not implemented")
+}
 
 // UnsafeIngestAPIServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to IngestAPIServer will
@@ -380,6 +399,24 @@ func _IngestAPI_BatchDeleteRelationshipProperties_Handler(srv interface{}, ctx c
 	return interceptor(ctx, in, info, handler)
 }
 
+func _IngestAPI_BatchDeleteNodeTags_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(BatchDeleteNodeTagsRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(IngestAPIServer).BatchDeleteNodeTags(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: IngestAPI_BatchDeleteNodeTags_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(IngestAPIServer).BatchDeleteNodeTags(ctx, req.(*BatchDeleteNodeTagsRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // IngestAPI_ServiceDesc is the grpc.ServiceDesc for IngestAPI service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -415,6 +452,10 @@ var IngestAPI_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "BatchDeleteRelationshipProperties",
 			Handler:    _IngestAPI_BatchDeleteRelationshipProperties_Handler,
 		},
+		{
+			MethodName: "BatchDeleteNodeTags",
+			Handler:    _IngestAPI_BatchDeleteNodeTags_Handler,
+		},
 	},
 	Streams: []grpc.StreamDesc{
 		{
diff --git a/gen/indykite/ingest/v1beta3/model.pb.go b/gen/indykite/ingest/v1beta3/model.pb.go
index a1a3e4d8..ca1a6cf3 100644
--- a/gen/indykite/ingest/v1beta3/model.pb.go
+++ b/gen/indykite/ingest/v1beta3/model.pb.go
@@ -270,6 +270,7 @@ type DeleteData struct {
 	//	*DeleteData_Relationship
 	//	*DeleteData_NodeProperty
 	//	*DeleteData_RelationshipProperty
+	//	*DeleteData_NodeTags
 	Data isDeleteData_Data `protobuf_oneof:"data"`
 }
 
@@ -340,6 +341,13 @@ func (x *DeleteData) GetRelationshipProperty() *DeleteData_RelationshipPropertyM
 	return nil
 }
 
+func (x *DeleteData) GetNodeTags() *DeleteData_NodeTagMatch {
+	if x, ok := x.GetData().(*DeleteData_NodeTags); ok {
+		return x.NodeTags
+	}
+	return nil
+}
+
 type isDeleteData_Data interface {
 	isDeleteData_Data()
 }
@@ -360,6 +368,10 @@ type DeleteData_RelationshipProperty struct {
 	RelationshipProperty *DeleteData_RelationshipPropertyMatch `protobuf:"bytes,4,opt,name=relationship_property,json=relationshipProperty,proto3,oneof"`
 }
 
+type DeleteData_NodeTags struct {
+	NodeTags *DeleteData_NodeTagMatch `protobuf:"bytes,5,opt,name=node_tags,json=nodeTags,proto3,oneof"`
+}
+
 func (*DeleteData_Node) isDeleteData_Data() {}
 
 func (*DeleteData_Relationship) isDeleteData_Data() {}
@@ -368,6 +380,8 @@ func (*DeleteData_NodeProperty) isDeleteData_Data() {}
 
 func (*DeleteData_RelationshipProperty) isDeleteData_Data() {}
 
+func (*DeleteData_NodeTags) isDeleteData_Data() {}
+
 type Relationship struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -643,6 +657,61 @@ func (x *Change) GetDataType() DataType {
 	return DataType_DATA_TYPE_INVALID
 }
 
+type DeleteData_NodeTagMatch struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Match *NodeMatch `protobuf:"bytes,1,opt,name=match,proto3" json:"match,omitempty"`
+	Tags  []string   `protobuf:"bytes,2,rep,name=tags,proto3" json:"tags,omitempty"`
+}
+
+func (x *DeleteData_NodeTagMatch) Reset() {
+	*x = DeleteData_NodeTagMatch{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[8]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteData_NodeTagMatch) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteData_NodeTagMatch) ProtoMessage() {}
+
+func (x *DeleteData_NodeTagMatch) ProtoReflect() protoreflect.Message {
+	mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[8]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteData_NodeTagMatch.ProtoReflect.Descriptor instead.
+func (*DeleteData_NodeTagMatch) Descriptor() ([]byte, []int) {
+	return file_indykite_ingest_v1beta3_model_proto_rawDescGZIP(), []int{2, 0}
+}
+
+func (x *DeleteData_NodeTagMatch) GetMatch() *NodeMatch {
+	if x != nil {
+		return x.Match
+	}
+	return nil
+}
+
+func (x *DeleteData_NodeTagMatch) GetTags() []string {
+	if x != nil {
+		return x.Tags
+	}
+	return nil
+}
+
 type DeleteData_NodePropertyMatch struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -655,7 +724,7 @@ type DeleteData_NodePropertyMatch struct {
 func (x *DeleteData_NodePropertyMatch) Reset() {
 	*x = DeleteData_NodePropertyMatch{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[8]
+		mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -668,7 +737,7 @@ func (x *DeleteData_NodePropertyMatch) String() string {
 func (*DeleteData_NodePropertyMatch) ProtoMessage() {}
 
 func (x *DeleteData_NodePropertyMatch) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[8]
+	mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -681,7 +750,7 @@ func (x *DeleteData_NodePropertyMatch) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DeleteData_NodePropertyMatch.ProtoReflect.Descriptor instead.
 func (*DeleteData_NodePropertyMatch) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_model_proto_rawDescGZIP(), []int{2, 0}
+	return file_indykite_ingest_v1beta3_model_proto_rawDescGZIP(), []int{2, 1}
 }
 
 func (x *DeleteData_NodePropertyMatch) GetMatch() *NodeMatch {
@@ -712,7 +781,7 @@ type DeleteData_RelationshipPropertyMatch struct {
 func (x *DeleteData_RelationshipPropertyMatch) Reset() {
 	*x = DeleteData_RelationshipPropertyMatch{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[9]
+		mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[10]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -725,7 +794,7 @@ func (x *DeleteData_RelationshipPropertyMatch) String() string {
 func (*DeleteData_RelationshipPropertyMatch) ProtoMessage() {}
 
 func (x *DeleteData_RelationshipPropertyMatch) ProtoReflect() protoreflect.Message {
-	mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[9]
+	mi := &file_indykite_ingest_v1beta3_model_proto_msgTypes[10]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -738,7 +807,7 @@ func (x *DeleteData_RelationshipPropertyMatch) ProtoReflect() protoreflect.Messa
 
 // Deprecated: Use DeleteData_RelationshipPropertyMatch.ProtoReflect.Descriptor instead.
 func (*DeleteData_RelationshipPropertyMatch) Descriptor() ([]byte, []int) {
-	return file_indykite_ingest_v1beta3_model_proto_rawDescGZIP(), []int{2, 1}
+	return file_indykite_ingest_v1beta3_model_proto_rawDescGZIP(), []int{2, 2}
 }
 
 func (x *DeleteData_RelationshipPropertyMatch) GetSource() *NodeMatch {
@@ -802,7 +871,7 @@ var file_indykite_ingest_v1beta3_model_proto_rawDesc = []byte{
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 }
 
 var (
@@ -929,44 +1011,47 @@ func file_indykite_ingest_v1beta3_model_proto_rawDescGZIP() []byte {
 }
 
 var file_indykite_ingest_v1beta3_model_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_indykite_ingest_v1beta3_model_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
+var file_indykite_ingest_v1beta3_model_proto_msgTypes = make([]protoimpl.MessageInfo, 11)
 var file_indykite_ingest_v1beta3_model_proto_goTypes = []any{
-	(DataType)(0),                        // 0: indykite.ingest.v1beta3.DataType
-	(*Record)(nil),                       // 1: indykite.ingest.v1beta3.Record
-	(*UpsertData)(nil),                   // 2: indykite.ingest.v1beta3.UpsertData
-	(*DeleteData)(nil),                   // 3: indykite.ingest.v1beta3.DeleteData
-	(*Relationship)(nil),                 // 4: indykite.ingest.v1beta3.Relationship
-	(*NodeMatch)(nil),                    // 5: indykite.ingest.v1beta3.NodeMatch
-	(*RecordError)(nil),                  // 6: indykite.ingest.v1beta3.RecordError
-	(*Info)(nil),                         // 7: indykite.ingest.v1beta3.Info
-	(*Change)(nil),                       // 8: indykite.ingest.v1beta3.Change
-	(*DeleteData_NodePropertyMatch)(nil), // 9: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
-	(*DeleteData_RelationshipPropertyMatch)(nil), // 10: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
-	(*v1beta1.Node)(nil),                         // 11: indykite.knowledge.objects.v1beta1.Node
-	(*v1beta1.Property)(nil),                     // 12: indykite.knowledge.objects.v1beta1.Property
+	(DataType)(0),                                // 0: indykite.ingest.v1beta3.DataType
+	(*Record)(nil),                               // 1: indykite.ingest.v1beta3.Record
+	(*UpsertData)(nil),                           // 2: indykite.ingest.v1beta3.UpsertData
+	(*DeleteData)(nil),                           // 3: indykite.ingest.v1beta3.DeleteData
+	(*Relationship)(nil),                         // 4: indykite.ingest.v1beta3.Relationship
+	(*NodeMatch)(nil),                            // 5: indykite.ingest.v1beta3.NodeMatch
+	(*RecordError)(nil),                          // 6: indykite.ingest.v1beta3.RecordError
+	(*Info)(nil),                                 // 7: indykite.ingest.v1beta3.Info
+	(*Change)(nil),                               // 8: indykite.ingest.v1beta3.Change
+	(*DeleteData_NodeTagMatch)(nil),              // 9: indykite.ingest.v1beta3.DeleteData.NodeTagMatch
+	(*DeleteData_NodePropertyMatch)(nil),         // 10: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
+	(*DeleteData_RelationshipPropertyMatch)(nil), // 11: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
+	(*v1beta1.Node)(nil),                         // 12: indykite.knowledge.objects.v1beta1.Node
+	(*v1beta1.Property)(nil),                     // 13: indykite.knowledge.objects.v1beta1.Property
 }
 var file_indykite_ingest_v1beta3_model_proto_depIdxs = []int32{
 	2,  // 0: indykite.ingest.v1beta3.Record.upsert:type_name -> indykite.ingest.v1beta3.UpsertData
 	3,  // 1: indykite.ingest.v1beta3.Record.delete:type_name -> indykite.ingest.v1beta3.DeleteData
-	11, // 2: indykite.ingest.v1beta3.UpsertData.node:type_name -> indykite.knowledge.objects.v1beta1.Node
+	12, // 2: indykite.ingest.v1beta3.UpsertData.node:type_name -> indykite.knowledge.objects.v1beta1.Node
 	4,  // 3: indykite.ingest.v1beta3.UpsertData.relationship:type_name -> indykite.ingest.v1beta3.Relationship
 	5,  // 4: indykite.ingest.v1beta3.DeleteData.node:type_name -> indykite.ingest.v1beta3.NodeMatch
 	4,  // 5: indykite.ingest.v1beta3.DeleteData.relationship:type_name -> indykite.ingest.v1beta3.Relationship
-	9,  // 6: indykite.ingest.v1beta3.DeleteData.node_property:type_name -> indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
-	10, // 7: indykite.ingest.v1beta3.DeleteData.relationship_property:type_name -> indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
-	5,  // 8: indykite.ingest.v1beta3.Relationship.source:type_name -> indykite.ingest.v1beta3.NodeMatch
-	5,  // 9: indykite.ingest.v1beta3.Relationship.target:type_name -> indykite.ingest.v1beta3.NodeMatch
-	12, // 10: indykite.ingest.v1beta3.Relationship.properties:type_name -> indykite.knowledge.objects.v1beta1.Property
-	8,  // 11: indykite.ingest.v1beta3.Info.changes:type_name -> indykite.ingest.v1beta3.Change
-	0,  // 12: indykite.ingest.v1beta3.Change.data_type:type_name -> indykite.ingest.v1beta3.DataType
-	5,  // 13: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch.match:type_name -> indykite.ingest.v1beta3.NodeMatch
-	5,  // 14: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch.source:type_name -> indykite.ingest.v1beta3.NodeMatch
-	5,  // 15: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch.target:type_name -> indykite.ingest.v1beta3.NodeMatch
-	16, // [16:16] is the sub-list for method output_type
-	16, // [16:16] is the sub-list for method input_type
-	16, // [16:16] is the sub-list for extension type_name
-	16, // [16:16] is the sub-list for extension extendee
-	0,  // [0:16] is the sub-list for field type_name
+	10, // 6: indykite.ingest.v1beta3.DeleteData.node_property:type_name -> indykite.ingest.v1beta3.DeleteData.NodePropertyMatch
+	11, // 7: indykite.ingest.v1beta3.DeleteData.relationship_property:type_name -> indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch
+	9,  // 8: indykite.ingest.v1beta3.DeleteData.node_tags:type_name -> indykite.ingest.v1beta3.DeleteData.NodeTagMatch
+	5,  // 9: indykite.ingest.v1beta3.Relationship.source:type_name -> indykite.ingest.v1beta3.NodeMatch
+	5,  // 10: indykite.ingest.v1beta3.Relationship.target:type_name -> indykite.ingest.v1beta3.NodeMatch
+	13, // 11: indykite.ingest.v1beta3.Relationship.properties:type_name -> indykite.knowledge.objects.v1beta1.Property
+	8,  // 12: indykite.ingest.v1beta3.Info.changes:type_name -> indykite.ingest.v1beta3.Change
+	0,  // 13: indykite.ingest.v1beta3.Change.data_type:type_name -> indykite.ingest.v1beta3.DataType
+	5,  // 14: indykite.ingest.v1beta3.DeleteData.NodeTagMatch.match:type_name -> indykite.ingest.v1beta3.NodeMatch
+	5,  // 15: indykite.ingest.v1beta3.DeleteData.NodePropertyMatch.match:type_name -> indykite.ingest.v1beta3.NodeMatch
+	5,  // 16: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch.source:type_name -> indykite.ingest.v1beta3.NodeMatch
+	5,  // 17: indykite.ingest.v1beta3.DeleteData.RelationshipPropertyMatch.target:type_name -> indykite.ingest.v1beta3.NodeMatch
+	18, // [18:18] is the sub-list for method output_type
+	18, // [18:18] is the sub-list for method input_type
+	18, // [18:18] is the sub-list for extension type_name
+	18, // [18:18] is the sub-list for extension extendee
+	0,  // [0:18] is the sub-list for field type_name
 }
 
 func init() { file_indykite_ingest_v1beta3_model_proto_init() }
@@ -1072,7 +1157,7 @@ func file_indykite_ingest_v1beta3_model_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_model_proto_msgTypes[8].Exporter = func(v any, i int) any {
-			switch v := v.(*DeleteData_NodePropertyMatch); i {
+			switch v := v.(*DeleteData_NodeTagMatch); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1084,6 +1169,18 @@ func file_indykite_ingest_v1beta3_model_proto_init() {
 			}
 		}
 		file_indykite_ingest_v1beta3_model_proto_msgTypes[9].Exporter = func(v any, i int) any {
+			switch v := v.(*DeleteData_NodePropertyMatch); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_indykite_ingest_v1beta3_model_proto_msgTypes[10].Exporter = func(v any, i int) any {
 			switch v := v.(*DeleteData_RelationshipPropertyMatch); i {
 			case 0:
 				return &v.state
@@ -1109,6 +1206,7 @@ func file_indykite_ingest_v1beta3_model_proto_init() {
 		(*DeleteData_Relationship)(nil),
 		(*DeleteData_NodeProperty)(nil),
 		(*DeleteData_RelationshipProperty)(nil),
+		(*DeleteData_NodeTags)(nil),
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1116,7 +1214,7 @@ func file_indykite_ingest_v1beta3_model_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_indykite_ingest_v1beta3_model_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   10,
+			NumMessages:   11,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/gen/indykite/ingest/v1beta3/model.pb.validate.go b/gen/indykite/ingest/v1beta3/model.pb.validate.go
index 72ba35b6..236b89b2 100644
--- a/gen/indykite/ingest/v1beta3/model.pb.validate.go
+++ b/gen/indykite/ingest/v1beta3/model.pb.validate.go
@@ -635,6 +635,48 @@ func (m *DeleteData) validate(all bool) error {
 			}
 		}
 
+	case *DeleteData_NodeTags:
+		if v == nil {
+			err := DeleteDataValidationError{
+				field:  "Data",
+				reason: "oneof value cannot be a typed-nil",
+			}
+			if !all {
+				return err
+			}
+			errors = append(errors, err)
+		}
+		oneofDataPresent = true
+
+		if all {
+			switch v := interface{}(m.GetNodeTags()).(type) {
+			case interface{ ValidateAll() error }:
+				if err := v.ValidateAll(); err != nil {
+					errors = append(errors, DeleteDataValidationError{
+						field:  "NodeTags",
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			case interface{ Validate() error }:
+				if err := v.Validate(); err != nil {
+					errors = append(errors, DeleteDataValidationError{
+						field:  "NodeTags",
+						reason: "embedded message failed validation",
+						cause:  err,
+					})
+				}
+			}
+		} else if v, ok := interface{}(m.GetNodeTags()).(interface{ Validate() error }); ok {
+			if err := v.Validate(); err != nil {
+				return DeleteDataValidationError{
+					field:  "NodeTags",
+					reason: "embedded message failed validation",
+					cause:  err,
+				}
+			}
+		}
+
 	default:
 		_ = v // ensures v is used
 	}
@@ -1443,6 +1485,192 @@ var _ interface {
 	ErrorName() string
 } = ChangeValidationError{}
 
+// Validate checks the field values on DeleteData_NodeTagMatch with the rules
+// defined in the proto definition for this message. If any rules are
+// violated, the first error encountered is returned, or nil if there are no violations.
+func (m *DeleteData_NodeTagMatch) Validate() error {
+	return m.validate(false)
+}
+
+// ValidateAll checks the field values on DeleteData_NodeTagMatch with the
+// rules defined in the proto definition for this message. If any rules are
+// violated, the result is a list of violation errors wrapped in
+// DeleteData_NodeTagMatchMultiError, or nil if none found.
+func (m *DeleteData_NodeTagMatch) ValidateAll() error {
+	return m.validate(true)
+}
+
+func (m *DeleteData_NodeTagMatch) validate(all bool) error {
+	if m == nil {
+		return nil
+	}
+
+	var errors []error
+
+	if all {
+		switch v := interface{}(m.GetMatch()).(type) {
+		case interface{ ValidateAll() error }:
+			if err := v.ValidateAll(); err != nil {
+				errors = append(errors, DeleteData_NodeTagMatchValidationError{
+					field:  "Match",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		case interface{ Validate() error }:
+			if err := v.Validate(); err != nil {
+				errors = append(errors, DeleteData_NodeTagMatchValidationError{
+					field:  "Match",
+					reason: "embedded message failed validation",
+					cause:  err,
+				})
+			}
+		}
+	} else if v, ok := interface{}(m.GetMatch()).(interface{ Validate() error }); ok {
+		if err := v.Validate(); err != nil {
+			return DeleteData_NodeTagMatchValidationError{
+				field:  "Match",
+				reason: "embedded message failed validation",
+				cause:  err,
+			}
+		}
+	}
+
+	if len(m.GetTags()) > 10 {
+		err := DeleteData_NodeTagMatchValidationError{
+			field:  "Tags",
+			reason: "value must contain no more than 10 item(s)",
+		}
+		if !all {
+			return err
+		}
+		errors = append(errors, err)
+	}
+
+	_DeleteData_NodeTagMatch_Tags_Unique := make(map[string]struct{}, len(m.GetTags()))
+
+	for idx, item := range m.GetTags() {
+		_, _ = idx, item
+
+		if _, exists := _DeleteData_NodeTagMatch_Tags_Unique[item]; exists {
+			err := DeleteData_NodeTagMatchValidationError{
+				field:  fmt.Sprintf("Tags[%v]", idx),
+				reason: "repeated value must contain unique items",
+			}
+			if !all {
+				return err
+			}
+			errors = append(errors, err)
+		} else {
+			_DeleteData_NodeTagMatch_Tags_Unique[item] = struct{}{}
+		}
+
+		if utf8.RuneCountInString(item) > 64 {
+			err := DeleteData_NodeTagMatchValidationError{
+				field:  fmt.Sprintf("Tags[%v]", idx),
+				reason: "value length must be at most 64 runes",
+			}
+			if !all {
+				return err
+			}
+			errors = append(errors, err)
+		}
+
+		if !_DeleteData_NodeTagMatch_Tags_Pattern.MatchString(item) {
+			err := DeleteData_NodeTagMatchValidationError{
+				field:  fmt.Sprintf("Tags[%v]", idx),
+				reason: "value does not match regex pattern \"^([A-Z][a-z]+)+$\"",
+			}
+			if !all {
+				return err
+			}
+			errors = append(errors, err)
+		}
+
+	}
+
+	if len(errors) > 0 {
+		return DeleteData_NodeTagMatchMultiError(errors)
+	}
+
+	return nil
+}
+
+// DeleteData_NodeTagMatchMultiError is an error wrapping multiple validation
+// errors returned by DeleteData_NodeTagMatch.ValidateAll() if the designated
+// constraints aren't met.
+type DeleteData_NodeTagMatchMultiError []error
+
+// Error returns a concatenation of all the error messages it wraps.
+func (m DeleteData_NodeTagMatchMultiError) Error() string {
+	var msgs []string
+	for _, err := range m {
+		msgs = append(msgs, err.Error())
+	}
+	return strings.Join(msgs, "; ")
+}
+
+// AllErrors returns a list of validation violation errors.
+func (m DeleteData_NodeTagMatchMultiError) AllErrors() []error { return m }
+
+// DeleteData_NodeTagMatchValidationError is the validation error returned by
+// DeleteData_NodeTagMatch.Validate if the designated constraints aren't met.
+type DeleteData_NodeTagMatchValidationError struct {
+	field  string
+	reason string
+	cause  error
+	key    bool
+}
+
+// Field function returns field value.
+func (e DeleteData_NodeTagMatchValidationError) Field() string { return e.field }
+
+// Reason function returns reason value.
+func (e DeleteData_NodeTagMatchValidationError) Reason() string { return e.reason }
+
+// Cause function returns cause value.
+func (e DeleteData_NodeTagMatchValidationError) Cause() error { return e.cause }
+
+// Key function returns key value.
+func (e DeleteData_NodeTagMatchValidationError) Key() bool { return e.key }
+
+// ErrorName returns error name.
+func (e DeleteData_NodeTagMatchValidationError) ErrorName() string {
+	return "DeleteData_NodeTagMatchValidationError"
+}
+
+// Error satisfies the builtin error interface
+func (e DeleteData_NodeTagMatchValidationError) Error() string {
+	cause := ""
+	if e.cause != nil {
+		cause = fmt.Sprintf(" | caused by: %v", e.cause)
+	}
+
+	key := ""
+	if e.key {
+		key = "key for "
+	}
+
+	return fmt.Sprintf(
+		"invalid %sDeleteData_NodeTagMatch.%s: %s%s",
+		key,
+		e.field,
+		e.reason,
+		cause)
+}
+
+var _ error = DeleteData_NodeTagMatchValidationError{}
+
+var _ interface {
+	Field() string
+	Reason() string
+	Key() bool
+	Cause() error
+	ErrorName() string
+} = DeleteData_NodeTagMatchValidationError{}
+
+var _DeleteData_NodeTagMatch_Tags_Pattern = regexp.MustCompile("^([A-Z][a-z]+)+$")
+
 // Validate checks the field values on DeleteData_NodePropertyMatch with the
 // rules defined in the proto definition for this message. If any rules are
 // violated, the first error encountered is returned, or nil if there are no violations.
diff --git a/gen/indykite/knowledge/objects/v1beta1/ikg.pb.go b/gen/indykite/knowledge/objects/v1beta1/ikg.pb.go
index dfa6cca7..9b01d3a1 100644
--- a/gen/indykite/knowledge/objects/v1beta1/ikg.pb.go
+++ b/gen/indykite/knowledge/objects/v1beta1/ikg.pb.go
@@ -709,7 +709,7 @@ var file_indykite_knowledge_objects_v1beta1_ikg_proto_rawDesc = []byte{
 	0x28, 0x09, 0x42, 0x19, 0xfa, 0x42, 0x16, 0x72, 0x14, 0x18, 0x40, 0x32, 0x10, 0x5e, 0x28, 0x5b,
 	0x41, 0x2d, 0x5a, 0x5d, 0x5b, 0x61, 0x2d, 0x7a, 0x5d, 0x2b, 0x29, 0x2b, 0x24, 0x52, 0x04, 0x74,
 	0x79, 0x70, 0x65, 0x12, 0x36, 0x0a, 0x04, 0x74, 0x61, 0x67, 0x73, 0x18, 0x04, 0x20, 0x03, 0x28,
-	0x09, 0x42, 0x22, 0xfa, 0x42, 0x1f, 0x92, 0x01, 0x1c, 0x10, 0x20, 0x18, 0x01, 0x22, 0x16, 0x72,
+	0x09, 0x42, 0x22, 0xfa, 0x42, 0x1f, 0x92, 0x01, 0x1c, 0x10, 0x0a, 0x18, 0x01, 0x22, 0x16, 0x72,
 	0x14, 0x18, 0x40, 0x32, 0x10, 0x5e, 0x28, 0x5b, 0x41, 0x2d, 0x5a, 0x5d, 0x5b, 0x61, 0x2d, 0x7a,
 	0x5d, 0x2b, 0x29, 0x2b, 0x24, 0x52, 0x04, 0x74, 0x61, 0x67, 0x73, 0x12, 0x3b, 0x0a, 0x0b, 0x63,
 	0x72, 0x65, 0x61, 0x74, 0x65, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0b,
diff --git a/gen/indykite/knowledge/objects/v1beta1/ikg.pb.validate.go b/gen/indykite/knowledge/objects/v1beta1/ikg.pb.validate.go
index 7dc4c381..1012bba0 100644
--- a/gen/indykite/knowledge/objects/v1beta1/ikg.pb.validate.go
+++ b/gen/indykite/knowledge/objects/v1beta1/ikg.pb.validate.go
@@ -115,10 +115,10 @@ func (m *Node) validate(all bool) error {
 		errors = append(errors, err)
 	}
 
-	if len(m.GetTags()) > 32 {
+	if len(m.GetTags()) > 10 {
 		err := NodeValidationError{
 			field:  "Tags",
-			reason: "value must contain no more than 32 item(s)",
+			reason: "value must contain no more than 10 item(s)",
 		}
 		if !all {
 			return err
diff --git a/go.mod b/go.mod
index e441b13b..b4ad478c 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ toolchain go1.22.5
 
 require (
 	buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.34.2-20240920164238-5a7b106cbb87.2
-	cloud.google.com/go/bigquery v1.63.0
+	cloud.google.com/go/bigquery v1.63.1
 	github.com/envoyproxy/protoc-gen-validate v1.1.0
 	github.com/ghodss/yaml v1.0.0
 	github.com/golang/protobuf v1.5.4
@@ -21,17 +21,17 @@ require (
 	github.com/spf13/viper v1.19.0
 	go.uber.org/mock v0.4.0
 	golang.org/x/oauth2 v0.23.0
-	golang.org/x/text v0.18.0
+	golang.org/x/text v0.19.0
 	google.golang.org/api v0.199.0
-	google.golang.org/genproto v0.0.0-20240930140551-af27646dc61f
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240930140551-af27646dc61f
-	google.golang.org/grpc v1.67.0
-	google.golang.org/protobuf v1.34.2
+	google.golang.org/genproto v0.0.0-20241007155032-5fefd90f89a9
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20241007155032-5fefd90f89a9
+	google.golang.org/grpc v1.67.1
+	google.golang.org/protobuf v1.35.1
 )
 
 require (
 	cloud.google.com/go v0.115.1 // indirect
-	cloud.google.com/go/auth v0.9.5 // indirect
+	cloud.google.com/go/auth v0.9.7 // indirect
 	cloud.google.com/go/auth/oauth2adapt v0.2.4 // indirect
 	cloud.google.com/go/iam v1.2.1 // indirect
 	github.com/apache/arrow/go/v15 v15.0.2 // indirect
@@ -50,9 +50,9 @@ require (
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.55.0 // indirect
 	golang.org/x/mod v0.21.0 // indirect
 	golang.org/x/sync v0.8.0 // indirect
-	golang.org/x/time v0.6.0 // indirect
+	golang.org/x/time v0.7.0 // indirect
 	golang.org/x/xerrors v0.0.0-20240903120638-7835f813f4da // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240930140551-af27646dc61f // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20241007155032-5fefd90f89a9 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
 
@@ -64,7 +64,7 @@ require (
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/goccy/go-json v0.10.3 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
-	github.com/google/pprof v0.0.0-20240929191954-255acd752d31 // indirect
+	github.com/google/pprof v0.0.0-20241008032058-148460133af7 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lestrrat-go/blackmagic v1.0.2 // indirect
@@ -89,11 +89,11 @@ require (
 	go.opentelemetry.io/otel/metric v1.30.0 // indirect
 	go.opentelemetry.io/otel/trace v1.30.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/crypto v0.27.0 // indirect
-	golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 // indirect
-	golang.org/x/net v0.29.0 // indirect
-	golang.org/x/sys v0.25.0 // indirect
-	golang.org/x/tools v0.25.0 // indirect
+	golang.org/x/crypto v0.28.0 // indirect
+	golang.org/x/exp v0.0.0-20241004190924-225e2abe05e6 // indirect
+	golang.org/x/net v0.30.0 // indirect
+	golang.org/x/sys v0.26.0 // indirect
+	golang.org/x/tools v0.26.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
diff --git a/go.sum b/go.sum
index b4befae4..a5e5a020 100644
--- a/go.sum
+++ b/go.sum
@@ -3,12 +3,12 @@ buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.34.2-2024092016423
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.115.1 h1:Jo0SM9cQnSkYfp44+v+NQXHpcHqlnRJk2qxh6yvxxxQ=
 cloud.google.com/go v0.115.1/go.mod h1:DuujITeaufu3gL68/lOFIirVNJwQeyf5UXyi+Wbgknc=
-cloud.google.com/go/auth v0.9.5 h1:4CTn43Eynw40aFVr3GpPqsQponx2jv0BQpjvajsbbzw=
-cloud.google.com/go/auth v0.9.5/go.mod h1:Xo0n7n66eHyOWWCnitop6870Ilwo3PiZyodVkkH1xWM=
+cloud.google.com/go/auth v0.9.7 h1:ha65jNwOfI48YmUzNfMaUDfqt5ykuYIUnSartpU1+BA=
+cloud.google.com/go/auth v0.9.7/go.mod h1:Xo0n7n66eHyOWWCnitop6870Ilwo3PiZyodVkkH1xWM=
 cloud.google.com/go/auth/oauth2adapt v0.2.4 h1:0GWE/FUsXhf6C+jAkWgYm7X9tK8cuEIfy19DBn6B6bY=
 cloud.google.com/go/auth/oauth2adapt v0.2.4/go.mod h1:jC/jOpwFP6JBxhB3P5Rr0a9HLMC/Pe3eaL4NmdvqPtc=
-cloud.google.com/go/bigquery v1.63.0 h1:yQFuJXdDukmBkiUUpjX0i1CtHLFU62HqPs/VDvSzaZo=
-cloud.google.com/go/bigquery v1.63.0/go.mod h1:TQto6OR4kw27bqjNTGkVk1Vo5PJlTgxvDJn6YEIZL/E=
+cloud.google.com/go/bigquery v1.63.1 h1:/6syiWrSpardKNxdvldS5CUTRJX1iIkSPXCjLjiGL+g=
+cloud.google.com/go/bigquery v1.63.1/go.mod h1:ufaITfroCk17WTqBhMpi8CRjsfHjMX07pDrQaRKKX2o=
 cloud.google.com/go/compute/metadata v0.5.2 h1:UxK4uu/Tn+I3p2dYWTfiX4wva7aYlKixAHn3fyqngqo=
 cloud.google.com/go/compute/metadata v0.5.2/go.mod h1:C66sj2AluDcIqakBq/M8lw8/ybHgOZqin2obFxa/E5k=
 cloud.google.com/go/datacatalog v1.22.1 h1:i0DyKb/o7j+0vgaFtimcRFjYsD6wFw1jpnODYUyiYRs=
@@ -83,8 +83,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/martian/v3 v3.3.3 h1:DIhPTQrbPkgs2yJYdXU/eNACCG5DVQjySNRNlflZ9Fc=
 github.com/google/martian/v3 v3.3.3/go.mod h1:iEPrYcgCF7jA9OtScMFQyAlZZ4YXTKEtJ1E6RWzmBA0=
-github.com/google/pprof v0.0.0-20240929191954-255acd752d31 h1:LcRdQWywSgfi5jPsYZ1r2avbbs5IQ5wtyhMBCcokyo4=
-github.com/google/pprof v0.0.0-20240929191954-255acd752d31/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
+github.com/google/pprof v0.0.0-20241008032058-148460133af7 h1:rwMkaFKHDNFP5sZybaaRpi2x25Z6Y8usfgvj1yX3xRM=
+github.com/google/pprof v0.0.0-20241008032058-148460133af7/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
 github.com/google/s2a-go v0.1.8 h1:zZDs9gcbt9ZPLV0ndSyQk6Kacx2g/X+SKYovpnz3SMM=
 github.com/google/s2a-go v0.1.8/go.mod h1:6iNWHTpQ+nfNRN5E00MSdfDwVesa8hhS32PhPO8deJA=
 github.com/google/uuid v1.0.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
@@ -200,11 +200,11 @@ go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.27.0 h1:GXm2NjJrPaiv/h1tb2UH8QfgC/hOf/+z0p6PT8o1w7A=
-golang.org/x/crypto v0.27.0/go.mod h1:1Xngt8kV6Dvbssa53Ziq6Eqn0HqbZi5Z6R0ZpwQzt70=
+golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw=
+golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
-golang.org/x/exp v0.0.0-20240909161429-701f63a606c0 h1:e66Fs6Z+fZTbFBAxKfP3PALWBtpfqks2bwGcexMxgtk=
-golang.org/x/exp v0.0.0-20240909161429-701f63a606c0/go.mod h1:2TbTHSBQa924w8M6Xs1QcRcFwyucIwBGpK1p2f1YFFY=
+golang.org/x/exp v0.0.0-20241004190924-225e2abe05e6 h1:1wqE9dj9NpSm04INVsJhhEUzhuDVjbcyKH91sVyPATw=
+golang.org/x/exp v0.0.0-20241004190924-225e2abe05e6/go.mod h1:NQtJDoLvd6faHhE7m4T/1IY708gDefGGjR/iUW8yQQ8=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
@@ -216,8 +216,8 @@ golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73r
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/net v0.29.0 h1:5ORfpBpCs4HzDYoodCDBbwHzdR5UrLBZ3sOnUJmFoHo=
-golang.org/x/net v0.29.0/go.mod h1:gLkgy8jTGERgjzMic6DS9+SP0ajcu6Xu3Orq/SpETg0=
+golang.org/x/net v0.30.0 h1:AcW1SDZMkb8IpzCdQUaIq2sP4sZ4zw+55h6ynffypl4=
+golang.org/x/net v0.30.0/go.mod h1:2wGyMJ5iFasEhkwi13ChkO/t1ECNC4X4eBKkVFyYFlU=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.23.0 h1:PbgcYx2W7i4LvjJWEbf0ngHV6qJYr86PkAV3bXdLEbs=
 golang.org/x/oauth2 v0.23.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI=
@@ -231,21 +231,21 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
-golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
+golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.18.0 h1:XvMDiNzPAl0jr17s6W9lcaIhGUfUORdGCNsuLmPG224=
-golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
-golang.org/x/time v0.6.0 h1:eTDhh4ZXt5Qf0augr54TN6suAUudPcawVZeIAPU7D4U=
-golang.org/x/time v0.6.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=
+golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/time v0.7.0 h1:ntUhktv3OPE6TgYxXWv9vKvUSJyIFJlyohwbkEwPrKQ=
+golang.org/x/time v0.7.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
-golang.org/x/tools v0.25.0 h1:oFU9pkj/iJgs+0DT+VMHrx+oBKs/LJMV+Uvg78sl+fE=
-golang.org/x/tools v0.25.0/go.mod h1:/vtpO8WL1N9cQC3FN5zPqb//fRXskFHbLKk4OW1Q7rg=
+golang.org/x/tools v0.26.0 h1:v/60pFQmzmT9ExmjDv2gGIfi3OqfKoEP6I5+umXlbnQ=
+golang.org/x/tools v0.26.0/go.mod h1:TPVVj70c7JJ3WCazhD8OdXcZg/og+b9+tH/KxylGwH0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20240903120638-7835f813f4da h1:noIWHXmPHxILtqtCOPIhSt0ABwskkZKjD3bXGnZGpNY=
 golang.org/x/xerrors v0.0.0-20240903120638-7835f813f4da/go.mod h1:NDW/Ps6MPRej6fsCIbMTohpP40sJ/P/vI1MoTEGwX90=
@@ -258,19 +258,19 @@ google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20240930140551-af27646dc61f h1:mCJ6SGikSxVlt9scCayUl2dMq0msUgmBArqRY6umieI=
-google.golang.org/genproto v0.0.0-20240930140551-af27646dc61f/go.mod h1:xtVODtPkMQRUZ4kqOTgp6JrXQrPevvfCSdk4mJtHUbM=
-google.golang.org/genproto/googleapis/api v0.0.0-20240930140551-af27646dc61f h1:jTm13A2itBi3La6yTGqn8bVSrc3ZZ1r8ENHlIXBfnRA=
-google.golang.org/genproto/googleapis/api v0.0.0-20240930140551-af27646dc61f/go.mod h1:CLGoBuH1VHxAUXVPP8FfPwPEVJB6lz3URE5mY2SuayE=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240930140551-af27646dc61f h1:cUMEy+8oS78BWIH9OWazBkzbr090Od9tWBNtZHkOhf0=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240930140551-af27646dc61f/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
+google.golang.org/genproto v0.0.0-20241007155032-5fefd90f89a9 h1:nFS3IivktIU5Mk6KQa+v6RKkHUpdQpphqGNLxqNnbEk=
+google.golang.org/genproto v0.0.0-20241007155032-5fefd90f89a9/go.mod h1:tEzYTYZxbmVNOu0OAFH9HzdJtLn6h4Aj89zzlBCdHms=
+google.golang.org/genproto/googleapis/api v0.0.0-20241007155032-5fefd90f89a9 h1:T6rh4haD3GVYsgEfWExoCZA2o2FmbNyKpTuAxbEFPTg=
+google.golang.org/genproto/googleapis/api v0.0.0-20241007155032-5fefd90f89a9/go.mod h1:wp2WsuBYj6j8wUdo3ToZsdxxixbvQNAHqVJrTgi5E5M=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241007155032-5fefd90f89a9 h1:QCqS/PdaHTSWGvupk2F/ehwHtGc0/GYkT+3GAcR1CCc=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241007155032-5fefd90f89a9/go.mod h1:GX3210XPVPUjJbTUbvwI8f2IpZDMZuPJWDzDuebbviI=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
-google.golang.org/grpc v1.67.0 h1:IdH9y6PF5MPSdAntIcpjQ+tXO41pcQsfZV2RxtQgVcw=
-google.golang.org/grpc v1.67.0/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
+google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E=
+google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -280,8 +280,8 @@ google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
-google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
-google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
+google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA=
+google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
diff --git a/go.work.sum b/go.work.sum
index ed099206..ccee7c8c 100644
--- a/go.work.sum
+++ b/go.work.sum
@@ -102,6 +102,7 @@ cloud.google.com/go/servicedirectory v1.12.1/go.mod h1:d2H6joDMjnTQ4cUUCZn6k9NgZ
 cloud.google.com/go/shell v1.8.1/go.mod h1:jaU7OHeldDhTwgs3+clM0KYEDYnBAPevUI6wNLf7ycE=
 cloud.google.com/go/spanner v1.67.0/go.mod h1:Um+TNmxfcCHqNCKid4rmAMvoe/Iu1vdz6UfxJ9GPxRQ=
 cloud.google.com/go/spanner v1.68.0/go.mod h1:X5T0XftydYp0K1adeJQDJtdWpbrOeJ7wHecM4tK6FiE=
+cloud.google.com/go/spanner v1.69.0/go.mod h1:X5T0XftydYp0K1adeJQDJtdWpbrOeJ7wHecM4tK6FiE=
 cloud.google.com/go/speech v1.25.1/go.mod h1:WgQghvghkZ1htG6BhYn98mP7Tg0mti8dBFDLMVXH/vM=
 cloud.google.com/go/storagetransfer v1.11.1/go.mod h1:xnJo9pWysRIha8MgZxhrBEwLYbEdvdmEedhNsP5NINM=
 cloud.google.com/go/talent v1.7.1/go.mod h1:X8UKtTgcP+h51MtDO/b+y3X1GxTTc7gPJ2y0aX3X1hM=
@@ -189,6 +190,7 @@ go.uber.org/atomic v1.9.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/zap v1.21.0/go.mod h1:wjWOCqI0f2ZZrJF/UufIOkiC8ii6tm1iqIsLo76RfJw=
 golang.org/x/telemetry v0.0.0-20240521205824-bda55230c457/go.mod h1:pRgIJT+bRLFKnoM1ldnzKoxTIn14Yxz928LQRYYgIN0=
 golang.org/x/term v0.24.0/go.mod h1:lOBK/LVxemqiMij05LGJ0tzNr8xlmwBRJ81PX6wVLH8=
+golang.org/x/term v0.25.0/go.mod h1:RPyXicDX+6vLxogjjRxjgD2TKtmAO6NZBsBRfrOLu7M=
 google.golang.org/appengine v1.6.8/go.mod h1:1jJ3jBArFh5pcgW8gCtRJnepW8FzD1V44FJffLiz/Ds=
 google.golang.org/genproto/googleapis/bytestream v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:q0eWNnCW04EJlyrmLT+ZHsjuoUiZ36/eAEdCCezZoco=
 lukechampine.com/uint128 v1.3.0/go.mod h1:c4eWIwlEGaxC/+H1VguhU4PHXNWDCDMUlWdIWl2j1gk=
diff --git a/ingest/ingest_batch_delete_node_tags.go b/ingest/ingest_batch_delete_node_tags.go
new file mode 100644
index 00000000..973e9311
--- /dev/null
+++ b/ingest/ingest_batch_delete_node_tags.go
@@ -0,0 +1,43 @@
+// Copyright (c) 2024 IndyKite
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package ingest
+
+import (
+	"context"
+
+	"google.golang.org/grpc"
+
+	"github.com/indykite/indykite-sdk-go/errors"
+	ingestpb "github.com/indykite/indykite-sdk-go/gen/indykite/ingest/v1beta3"
+)
+
+func (c *Client) BatchDeleteNodeTags(
+	ctx context.Context,
+	nodeTags []*ingestpb.DeleteData_NodeTagMatch,
+	opts ...grpc.CallOption,
+) (*ingestpb.BatchDeleteNodeTagsResponse, error) {
+	req := &ingestpb.BatchDeleteNodeTagsRequest{
+		NodeTags: nodeTags,
+	}
+	if err := req.Validate(); err != nil {
+		return nil, errors.NewInvalidArgumentErrorWithCause(err, "unable to call BatchDeleteNodeTags")
+	}
+	ctx = insertMetadata(ctx, c.xMetadata)
+	resp, err := c.client.BatchDeleteNodeTags(ctx, req, opts...)
+	if s := errors.FromError(err); s != nil {
+		return nil, s
+	}
+	return resp, nil
+}
diff --git a/ingest/ingest_batch_integration_test.go b/ingest/ingest_batch_integration_test.go
index 54fe905f..9df75dc8 100644
--- a/ingest/ingest_batch_integration_test.go
+++ b/ingest/ingest_batch_integration_test.go
@@ -231,6 +231,71 @@ var _ = Describe("Ingestion", func() {
 				"invalid external value GID, expected GID of type ExternalDataResolver")))
 			Expect(resp).To(BeNil())
 		})
+
+		It("UpsertNodesWithTags", func() {
+			var err error
+			ingestClient, err := integration.InitConfigIngest()
+			Expect(err).To(Succeed())
+
+			nodes, externalID, externalID2 := integration.BatchNodesType("Individual")
+			resp, err := ingestClient.BatchUpsertNodes(
+				context.Background(),
+				nodes,
+				retry.WithMax(5),
+			)
+
+			Expect(err).To(Succeed())
+			result := resp.Results[0]
+			Expect(result).To(PointTo(MatchFields(IgnoreExtras, Fields{
+				"Changes": ContainElement(PointTo(MatchFields(IgnoreExtras, Fields{
+					"Id":       Not(BeEmpty()),
+					"DataType": Equal(ingestpb.DataType_DATA_TYPE_NODE),
+				}))),
+			})))
+			id := result.Changes[0].Id
+
+			nodeMatch1 := &ingestpb.NodeMatch{
+				ExternalId: externalID,
+				Type:       "Individual",
+			}
+			nodeTags := []*ingestpb.DeleteData_NodeTagMatch{
+				{
+					Match: nodeMatch1,
+					Tags:  integration.Tags,
+				},
+			}
+			delTags, err := ingestClient.BatchDeleteNodeTags(
+				context.Background(),
+				nodeTags,
+				retry.WithMax(5),
+			)
+			Expect(err).To(Succeed())
+			resultDelTags := delTags.Results[0]
+			Expect(resultDelTags).To(PointTo(MatchFields(IgnoreExtras, Fields{
+				"Changes": ContainElement(PointTo(MatchFields(IgnoreExtras, Fields{
+					"Id":       Equal(id),
+					"DataType": Equal(ingestpb.DataType_DATA_TYPE_NODE),
+				}))),
+			})))
+
+			nodesMatch := integration.BatchNodesMatch(
+				integration.CreateBatchNodeMatch(externalID, "Individual"),
+				integration.CreateBatchNodeMatch(externalID2, "Individual"))
+			del, err := ingestClient.BatchDeleteNodes(
+				context.Background(),
+				nodesMatch,
+				retry.WithMax(5),
+			)
+
+			Expect(err).To(Succeed())
+			resultDel := del.Results[0]
+			Expect(resultDel).To(PointTo(MatchFields(IgnoreExtras, Fields{
+				"Changes": ContainElement(PointTo(MatchFields(IgnoreExtras, Fields{
+					"Id":       Equal(id),
+					"DataType": Equal(ingestpb.DataType_DATA_TYPE_NODE),
+				}))),
+			})))
+		})
 	})
 
 	Describe("IngestBatchUpsertRelationships", func() {
diff --git a/ingest/ingest_record.go b/ingest/ingest_record.go
index e54355d4..258740db 100644
--- a/ingest/ingest_record.go
+++ b/ingest/ingest_record.go
@@ -22,14 +22,16 @@ import (
 	ingestpb "github.com/indykite/indykite-sdk-go/gen/indykite/ingest/v1beta3"
 )
 
+// IngestRecord is deprecated and will be removed: use Batch functions.
 func (c *Client) IngestRecord(
 	ctx context.Context,
 	record *ingestpb.Record,
 	opts ...grpc.CallOption,
 ) (*ingestpb.IngestRecordResponse, error) {
 	ctx = insertMetadata(ctx, c.xMetadata)
-	resp, err := c.client.IngestRecord(ctx, &ingestpb.IngestRecordRequest{
-		Record: record,
-	}, opts...)
+	resp, err := c.client.IngestRecord( //nolint:staticcheck // backward compatibility.
+		ctx, &ingestpb.IngestRecordRequest{
+			Record: record,
+		}, opts...)
 	return resp, err
 }
diff --git a/ingest/ingest_test.go b/ingest/ingest_test.go
index 058a3df0..8db5abbb 100644
--- a/ingest/ingest_test.go
+++ b/ingest/ingest_test.go
@@ -659,6 +659,54 @@ var _ = Describe("Ingest", func() {
 			}))),
 		})))
 	})
+	It("Batch Delete Node Tags", func() {
+		mockCtrl := gomock.NewController(GinkgoT())
+		mockClient := ingestm.NewMockIngestAPIClient(mockCtrl)
+
+		client, err := ingest.NewTestClient(mockClient)
+		Expect(err).To(Succeed())
+
+		nodeTags := []*ingestpb.DeleteData_NodeTagMatch{
+			{
+				Match: nodeMatch1,
+				Tags:  []string{"Taga", "Tagb"},
+			},
+			{
+				Match: nodeMatch2,
+				Tags:  []string{"Taga", "Tagb"},
+			},
+		}
+
+		mockClient.EXPECT().BatchDeleteNodeTags(gomock.Any(),
+			gomock.Eq(&ingestpb.BatchDeleteNodeTagsRequest{
+				NodeTags: nodeTags,
+			}), gomock.Any()).Return(&ingestpb.BatchDeleteNodeTagsResponse{
+			Results: []*ingestpb.Info{
+				{
+					Changes: []*ingestpb.Change{
+						{
+							Id:       "gid:abc",
+							DataType: ingestpb.DataType_DATA_TYPE_NODE,
+						},
+						{
+							Id:       "gid:def",
+							DataType: ingestpb.DataType_DATA_TYPE_NODE,
+						},
+					},
+				},
+			}}, nil)
+
+		response, err := client.BatchDeleteNodeTags(context.Background(), nodeTags)
+		Expect(err).To(Succeed())
+		Expect(response).To(PointTo(MatchFields(IgnoreExtras, Fields{
+			"Results": ContainElement(PointTo(MatchFields(IgnoreExtras, Fields{
+				"Changes": ContainElement(PointTo(MatchFields(IgnoreExtras, Fields{
+					"Id":       Equal("gid:abc"),
+					"DataType": Equal(ingestpb.DataType_DATA_TYPE_NODE),
+				}))),
+			}))),
+		})))
+	})
 })
 
 var _ = Describe("Retry client", func() {
diff --git a/test/constants.go b/test/constants.go
index 9a352293..c639dc17 100644
--- a/test/constants.go
+++ b/test/constants.go
@@ -213,6 +213,7 @@ var (
 
 	CustomerID    = os.Getenv("CUSTOMER_ID")
 	WrongAppSpace = "gid:AAAAAgDRZxyY6Ecrjhj2GMCtgVI"
+	Tags          = []string{"Sitea", "Siteb"}
 )
 
 func GenerateRandomString(length int) string {
@@ -597,6 +598,7 @@ func CreateBatchNodes( //nolint:gocritic // nonamedreturns against unnamedResult
 				},
 			},
 		},
+		Tags: []string{"Sitea", "Siteb"},
 	}
 	return node, externalID
 }
diff --git a/test/ingest/v1beta3/ingest_api_mock.go b/test/ingest/v1beta3/ingest_api_mock.go
index 9d8db9e9..a1cef89c 100644
--- a/test/ingest/v1beta3/ingest_api_mock.go
+++ b/test/ingest/v1beta3/ingest_api_mock.go
@@ -78,6 +78,26 @@ func (mr *MockIngestAPIClientMockRecorder) BatchDeleteNodeProperties(arg0, arg1
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BatchDeleteNodeProperties", reflect.TypeOf((*MockIngestAPIClient)(nil).BatchDeleteNodeProperties), varargs...)
 }
 
+// BatchDeleteNodeTags mocks base method.
+func (m *MockIngestAPIClient) BatchDeleteNodeTags(arg0 context.Context, arg1 *ingestv1beta3.BatchDeleteNodeTagsRequest, arg2 ...grpc.CallOption) (*ingestv1beta3.BatchDeleteNodeTagsResponse, error) {
+	m.ctrl.T.Helper()
+	varargs := []any{arg0, arg1}
+	for _, a := range arg2 {
+		varargs = append(varargs, a)
+	}
+	ret := m.ctrl.Call(m, "BatchDeleteNodeTags", varargs...)
+	ret0, _ := ret[0].(*ingestv1beta3.BatchDeleteNodeTagsResponse)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// BatchDeleteNodeTags indicates an expected call of BatchDeleteNodeTags.
+func (mr *MockIngestAPIClientMockRecorder) BatchDeleteNodeTags(arg0, arg1 any, arg2 ...any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	varargs := append([]any{arg0, arg1}, arg2...)
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BatchDeleteNodeTags", reflect.TypeOf((*MockIngestAPIClient)(nil).BatchDeleteNodeTags), varargs...)
+}
+
 // BatchDeleteNodes mocks base method.
 func (m *MockIngestAPIClient) BatchDeleteNodes(arg0 context.Context, arg1 *ingestv1beta3.BatchDeleteNodesRequest, arg2 ...grpc.CallOption) (*ingestv1beta3.BatchDeleteNodesResponse, error) {
 	m.ctrl.T.Helper()