diff --git a/pkg/model/deployment.pb.go b/pkg/model/deployment.pb.go
index 25862dce99..412578e84a 100644
--- a/pkg/model/deployment.pb.go
+++ b/pkg/model/deployment.pb.go
@@ -704,6 +704,8 @@ type PipelineStage struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
+	// Plugin-arch piped note:
+	// This id will be generated by the piped on planning time.
 	Id   string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
 	Name string `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
 	Desc string `protobuf:"bytes,3,opt,name=desc,proto3" json:"desc,omitempty"`
@@ -712,9 +714,11 @@ type PipelineStage struct {
 	// Whether this stage is the predefined one by planner.
 	//
 	// Deprecated: Do not use.
-	Predefined bool     `protobuf:"varint,5,opt,name=predefined,proto3" json:"predefined,omitempty"`
-	Requires   []string `protobuf:"bytes,6,rep,name=requires,proto3" json:"requires,omitempty"`
-	// Whether this stage should be rendered or not.
+	Predefined bool `protobuf:"varint,5,opt,name=predefined,proto3" json:"predefined,omitempty"`
+	// This field is used for UI to specify the stage order in graph,
+	// as well as the current stage execution order.
+	Requires []string `protobuf:"bytes,6,rep,name=requires,proto3" json:"requires,omitempty"`
+	// This field is used for UI to specify whether this stage should be rendered or not.
 	//
 	// Deprecated: Do not use.
 	Visible bool        `protobuf:"varint,7,opt,name=visible,proto3" json:"visible,omitempty"`
diff --git a/pkg/model/deployment.proto b/pkg/model/deployment.proto
index b2aa10924d..0665fdd417 100644
--- a/pkg/model/deployment.proto
+++ b/pkg/model/deployment.proto
@@ -142,6 +142,8 @@ message DeploymentTrigger {
 }
 
 message PipelineStage {
+    // Plugin-arch piped note:
+    // This id will be generated by the piped on planning time.
     string id = 1 [(validate.rules).string.min_len = 1];
     string name = 2 [(validate.rules).string.min_len = 1];
     string desc = 3;
@@ -149,8 +151,10 @@ message PipelineStage {
     int32 index = 4;
     // Whether this stage is the predefined one by planner.
     bool predefined = 5 [deprecated=true];
+    // This field is used for UI to specify the stage order in graph,
+    // as well as the current stage execution order.
     repeated string requires = 6;
-    // Whether this stage should be rendered or not.
+    // This field is used for UI to specify whether this stage should be rendered or not.
     bool visible = 7 [deprecated=true];
     StageStatus status = 8 [(validate.rules).enum.defined_only = true];
     // The human-readable description why the stage is at current status.
diff --git a/pkg/plugin/sdk/deployment.go b/pkg/plugin/sdk/deployment.go
index d8a55833d3..0aa427f91c 100644
--- a/pkg/plugin/sdk/deployment.go
+++ b/pkg/plugin/sdk/deployment.go
@@ -199,7 +199,7 @@ func (s *DeploymentPluginServiceServer[Config, DeployTargetConfig, ApplicationCo
 	if err != nil {
 		return nil, status.Errorf(codes.Internal, "failed to build quick sync stages: %v", err)
 	}
-	return newQuickSyncStagesResponse(s.name, time.Now(), response), nil
+	return newQuickSyncStagesResponse(time.Now(), response), nil
 }
 func (s *DeploymentPluginServiceServer[Config, DeployTargetConfig, ApplicationConfigSpec]) ExecuteStage(ctx context.Context, request *deployment.ExecuteStageRequest) (response *deployment.ExecuteStageResponse, _ error) {
 	lp := s.logPersister.StageLogPersister(request.GetInput().GetDeployment().GetId(), request.GetInput().GetStage().GetId())
@@ -428,12 +428,8 @@ func newPipelineSyncStagesResponse(pluginName string, now time.Time, request *de
 		if !ok {
 			return nil, status.Errorf(codes.Internal, "missing stage with index %d in the request, it's unexpected behavior of the plugin", s.Index)
 		}
-		id := requestStage.GetId()
-		if id == "" {
-			id = fmt.Sprintf("%s-stage-%d", pluginName, s.Index)
-		}
 
-		stages = append(stages, s.toModel(id, requestStage.GetDesc(), now))
+		stages = append(stages, s.toModel(requestStage.GetDesc(), now))
 	}
 	return &deployment.BuildPipelineSyncStagesResponse{
 		Stages: stages,
@@ -441,11 +437,10 @@ func newPipelineSyncStagesResponse(pluginName string, now time.Time, request *de
 }
 
 // newQuickSyncStagesResponse converts the response to the external representation.
-func newQuickSyncStagesResponse(pluginName string, now time.Time, response *BuildQuickSyncStagesResponse) *deployment.BuildQuickSyncStagesResponse {
+func newQuickSyncStagesResponse(now time.Time, response *BuildQuickSyncStagesResponse) *deployment.BuildQuickSyncStagesResponse {
 	stages := make([]*model.PipelineStage, 0, len(response.Stages))
-	for i, s := range response.Stages {
-		id := fmt.Sprintf("%s-stage-%d", pluginName, i)
-		stages = append(stages, s.toModel(id, now))
+	for _, s := range response.Stages {
+		stages = append(stages, s.toModel(now))
 	}
 	return &deployment.BuildQuickSyncStagesResponse{
 		Stages: stages,
@@ -528,9 +523,8 @@ type PipelineStage struct {
 	AvailableOperation ManualOperation
 }
 
-func (p *PipelineStage) toModel(id, description string, now time.Time) *model.PipelineStage {
+func (p *PipelineStage) toModel(description string, now time.Time) *model.PipelineStage {
 	return &model.PipelineStage{
-		Id:                 id,
 		Name:               p.Name,
 		Desc:               description,
 		Index:              int32(p.Index),
@@ -559,9 +553,8 @@ type QuickSyncStage struct {
 	AvailableOperation ManualOperation
 }
 
-func (p *QuickSyncStage) toModel(id string, now time.Time) *model.PipelineStage {
+func (p *QuickSyncStage) toModel(now time.Time) *model.PipelineStage {
 	return &model.PipelineStage{
-		Id:                 id,
 		Name:               p.Name,
 		Desc:               p.Description,
 		Index:              0,