diff --git a/release/go/spacemesh/v2alpha1/activation.pb.go b/release/go/spacemesh/v2alpha1/activation.pb.go
index 376bedb1..f97a9ed7 100644
--- a/release/go/spacemesh/v2alpha1/activation.pb.go
+++ b/release/go/spacemesh/v2alpha1/activation.pb.go
@@ -439,6 +439,91 @@ func (x *ActivationsCountResponse) GetCount() uint32 {
 	return 0
 }
 
+type HighestRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *HighestRequest) Reset() {
+	*x = HighestRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_spacemesh_v2alpha1_activation_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HighestRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HighestRequest) ProtoMessage() {}
+
+func (x *HighestRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_spacemesh_v2alpha1_activation_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 HighestRequest.ProtoReflect.Descriptor instead.
+func (*HighestRequest) Descriptor() ([]byte, []int) {
+	return file_spacemesh_v2alpha1_activation_proto_rawDescGZIP(), []int{6}
+}
+
+type HighestResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Activation *Activation `protobuf:"bytes,1,opt,name=activation,proto3" json:"activation,omitempty"`
+}
+
+func (x *HighestResponse) Reset() {
+	*x = HighestResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_spacemesh_v2alpha1_activation_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *HighestResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*HighestResponse) ProtoMessage() {}
+
+func (x *HighestResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_spacemesh_v2alpha1_activation_proto_msgTypes[7]
+	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 HighestResponse.ProtoReflect.Descriptor instead.
+func (*HighestResponse) Descriptor() ([]byte, []int) {
+	return file_spacemesh_v2alpha1_activation_proto_rawDescGZIP(), []int{7}
+}
+
+func (x *HighestResponse) GetActivation() *Activation {
+	if x != nil {
+		return x.Activation
+	}
+	return nil
+}
+
 var File_spacemesh_v2alpha1_activation_proto protoreflect.FileDescriptor
 
 var file_spacemesh_v2alpha1_activation_proto_rawDesc = []byte{
@@ -497,44 +582,55 @@ var file_spacemesh_v2alpha1_activation_proto_rawDesc = []byte{
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 }
 
 var (
@@ -549,7 +645,7 @@ func file_spacemesh_v2alpha1_activation_proto_rawDescGZIP() []byte {
 	return file_spacemesh_v2alpha1_activation_proto_rawDescData
 }
 
-var file_spacemesh_v2alpha1_activation_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
+var file_spacemesh_v2alpha1_activation_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
 var file_spacemesh_v2alpha1_activation_proto_goTypes = []interface{}{
 	(*Activation)(nil),               // 0: spacemesh.v2alpha1.Activation
 	(*ActivationStreamRequest)(nil),  // 1: spacemesh.v2alpha1.ActivationStreamRequest
@@ -557,20 +653,25 @@ var file_spacemesh_v2alpha1_activation_proto_goTypes = []interface{}{
 	(*ActivationList)(nil),           // 3: spacemesh.v2alpha1.ActivationList
 	(*ActivationsCountRequest)(nil),  // 4: spacemesh.v2alpha1.ActivationsCountRequest
 	(*ActivationsCountResponse)(nil), // 5: spacemesh.v2alpha1.ActivationsCountResponse
+	(*HighestRequest)(nil),           // 6: spacemesh.v2alpha1.HighestRequest
+	(*HighestResponse)(nil),          // 7: spacemesh.v2alpha1.HighestResponse
 }
 var file_spacemesh_v2alpha1_activation_proto_depIdxs = []int32{
 	0, // 0: spacemesh.v2alpha1.ActivationList.activations:type_name -> spacemesh.v2alpha1.Activation
-	1, // 1: spacemesh.v2alpha1.ActivationStreamService.Stream:input_type -> spacemesh.v2alpha1.ActivationStreamRequest
-	2, // 2: spacemesh.v2alpha1.ActivationService.List:input_type -> spacemesh.v2alpha1.ActivationRequest
-	4, // 3: spacemesh.v2alpha1.ActivationService.ActivationsCount:input_type -> spacemesh.v2alpha1.ActivationsCountRequest
-	0, // 4: spacemesh.v2alpha1.ActivationStreamService.Stream:output_type -> spacemesh.v2alpha1.Activation
-	3, // 5: spacemesh.v2alpha1.ActivationService.List:output_type -> spacemesh.v2alpha1.ActivationList
-	5, // 6: spacemesh.v2alpha1.ActivationService.ActivationsCount:output_type -> spacemesh.v2alpha1.ActivationsCountResponse
-	4, // [4:7] is the sub-list for method output_type
-	1, // [1:4] is the sub-list for method input_type
-	1, // [1:1] is the sub-list for extension type_name
-	1, // [1:1] is the sub-list for extension extendee
-	0, // [0:1] is the sub-list for field type_name
+	0, // 1: spacemesh.v2alpha1.HighestResponse.activation:type_name -> spacemesh.v2alpha1.Activation
+	1, // 2: spacemesh.v2alpha1.ActivationStreamService.Stream:input_type -> spacemesh.v2alpha1.ActivationStreamRequest
+	2, // 3: spacemesh.v2alpha1.ActivationService.List:input_type -> spacemesh.v2alpha1.ActivationRequest
+	4, // 4: spacemesh.v2alpha1.ActivationService.ActivationsCount:input_type -> spacemesh.v2alpha1.ActivationsCountRequest
+	6, // 5: spacemesh.v2alpha1.ActivationService.Highest:input_type -> spacemesh.v2alpha1.HighestRequest
+	0, // 6: spacemesh.v2alpha1.ActivationStreamService.Stream:output_type -> spacemesh.v2alpha1.Activation
+	3, // 7: spacemesh.v2alpha1.ActivationService.List:output_type -> spacemesh.v2alpha1.ActivationList
+	5, // 8: spacemesh.v2alpha1.ActivationService.ActivationsCount:output_type -> spacemesh.v2alpha1.ActivationsCountResponse
+	7, // 9: spacemesh.v2alpha1.ActivationService.Highest:output_type -> spacemesh.v2alpha1.HighestResponse
+	6, // [6:10] is the sub-list for method output_type
+	2, // [2:6] is the sub-list for method input_type
+	2, // [2:2] is the sub-list for extension type_name
+	2, // [2:2] is the sub-list for extension extendee
+	0, // [0:2] is the sub-list for field type_name
 }
 
 func init() { file_spacemesh_v2alpha1_activation_proto_init() }
@@ -651,6 +752,30 @@ func file_spacemesh_v2alpha1_activation_proto_init() {
 				return nil
 			}
 		}
+		file_spacemesh_v2alpha1_activation_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HighestRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_spacemesh_v2alpha1_activation_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HighestResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	file_spacemesh_v2alpha1_activation_proto_msgTypes[4].OneofWrappers = []interface{}{}
 	type x struct{}
@@ -659,7 +784,7 @@ func file_spacemesh_v2alpha1_activation_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_spacemesh_v2alpha1_activation_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   6,
+			NumMessages:   8,
 			NumExtensions: 0,
 			NumServices:   2,
 		},
diff --git a/release/go/spacemesh/v2alpha1/activation.pb.gw.go b/release/go/spacemesh/v2alpha1/activation.pb.gw.go
index 6e1903a0..8e504632 100644
--- a/release/go/spacemesh/v2alpha1/activation.pb.gw.go
+++ b/release/go/spacemesh/v2alpha1/activation.pb.gw.go
@@ -104,6 +104,32 @@ func local_request_ActivationService_ActivationsCount_0(ctx context.Context, mar
 
 }
 
+func request_ActivationService_Highest_0(ctx context.Context, marshaler runtime.Marshaler, client ActivationServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq HighestRequest
+	var metadata runtime.ServerMetadata
+
+	if err := marshaler.NewDecoder(req.Body).Decode(&protoReq); err != nil && err != io.EOF {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := client.Highest(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_ActivationService_Highest_0(ctx context.Context, marshaler runtime.Marshaler, server ActivationServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq HighestRequest
+	var metadata runtime.ServerMetadata
+
+	if err := marshaler.NewDecoder(req.Body).Decode(&protoReq); err != nil && err != io.EOF {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := server.Highest(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
 // RegisterActivationStreamServiceHandlerServer registers the http handlers for service ActivationStreamService to "mux".
 // UnaryRPC     :call ActivationStreamServiceServer directly.
 // StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
@@ -176,6 +202,31 @@ func RegisterActivationServiceHandlerServer(ctx context.Context, mux *runtime.Se
 
 	})
 
+	mux.Handle("POST", pattern_ActivationService_Highest_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		var err error
+		var annotatedContext context.Context
+		annotatedContext, err = runtime.AnnotateIncomingContext(ctx, mux, req, "/spacemesh.v2alpha1.ActivationService/Highest", runtime.WithHTTPPathPattern("/spacemesh.v2alpha1.ActivationService/Highest"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_ActivationService_Highest_0(annotatedContext, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_ActivationService_Highest_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }
 
@@ -332,6 +383,28 @@ func RegisterActivationServiceHandlerClient(ctx context.Context, mux *runtime.Se
 
 	})
 
+	mux.Handle("POST", pattern_ActivationService_Highest_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		var err error
+		var annotatedContext context.Context
+		annotatedContext, err = runtime.AnnotateContext(ctx, mux, req, "/spacemesh.v2alpha1.ActivationService/Highest", runtime.WithHTTPPathPattern("/spacemesh.v2alpha1.ActivationService/Highest"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_ActivationService_Highest_0(annotatedContext, inboundMarshaler, client, req, pathParams)
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_ActivationService_Highest_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }
 
@@ -339,10 +412,14 @@ var (
 	pattern_ActivationService_List_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"spacemesh.v2alpha1.ActivationService", "List"}, ""))
 
 	pattern_ActivationService_ActivationsCount_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"spacemesh.v2alpha1.ActivationService", "ActivationsCount"}, ""))
+
+	pattern_ActivationService_Highest_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"spacemesh.v2alpha1.ActivationService", "Highest"}, ""))
 )
 
 var (
 	forward_ActivationService_List_0 = runtime.ForwardResponseMessage
 
 	forward_ActivationService_ActivationsCount_0 = runtime.ForwardResponseMessage
+
+	forward_ActivationService_Highest_0 = runtime.ForwardResponseMessage
 )
diff --git a/release/go/spacemesh/v2alpha1/activation_grpc.pb.go b/release/go/spacemesh/v2alpha1/activation_grpc.pb.go
index a75ac51c..9ec92428 100644
--- a/release/go/spacemesh/v2alpha1/activation_grpc.pb.go
+++ b/release/go/spacemesh/v2alpha1/activation_grpc.pb.go
@@ -136,6 +136,7 @@ var ActivationStreamService_ServiceDesc = grpc.ServiceDesc{
 const (
 	ActivationService_List_FullMethodName             = "/spacemesh.v2alpha1.ActivationService/List"
 	ActivationService_ActivationsCount_FullMethodName = "/spacemesh.v2alpha1.ActivationService/ActivationsCount"
+	ActivationService_Highest_FullMethodName          = "/spacemesh.v2alpha1.ActivationService/Highest"
 )
 
 // ActivationServiceClient is the client API for ActivationService service.
@@ -152,6 +153,11 @@ type ActivationServiceClient interface {
 	// ActivationsCount is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
 	// This method is used to retrieve the count of activations for a specified epoch.
 	ActivationsCount(ctx context.Context, in *ActivationsCountRequest, opts ...grpc.CallOption) (*ActivationsCountResponse, error)
+	// Highest
+	//
+	// Highest is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
+	// This method is used to retrieve the activation with the highest tick count.
+	Highest(ctx context.Context, in *HighestRequest, opts ...grpc.CallOption) (*HighestResponse, error)
 }
 
 type activationServiceClient struct {
@@ -180,6 +186,15 @@ func (c *activationServiceClient) ActivationsCount(ctx context.Context, in *Acti
 	return out, nil
 }
 
+func (c *activationServiceClient) Highest(ctx context.Context, in *HighestRequest, opts ...grpc.CallOption) (*HighestResponse, error) {
+	out := new(HighestResponse)
+	err := c.cc.Invoke(ctx, ActivationService_Highest_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // ActivationServiceServer is the server API for ActivationService service.
 // All implementations should embed UnimplementedActivationServiceServer
 // for forward compatibility
@@ -194,6 +209,11 @@ type ActivationServiceServer interface {
 	// ActivationsCount is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
 	// This method is used to retrieve the count of activations for a specified epoch.
 	ActivationsCount(context.Context, *ActivationsCountRequest) (*ActivationsCountResponse, error)
+	// Highest
+	//
+	// Highest is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
+	// This method is used to retrieve the activation with the highest tick count.
+	Highest(context.Context, *HighestRequest) (*HighestResponse, error)
 }
 
 // UnimplementedActivationServiceServer should be embedded to have forward compatible implementations.
@@ -206,6 +226,9 @@ func (UnimplementedActivationServiceServer) List(context.Context, *ActivationReq
 func (UnimplementedActivationServiceServer) ActivationsCount(context.Context, *ActivationsCountRequest) (*ActivationsCountResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method ActivationsCount not implemented")
 }
+func (UnimplementedActivationServiceServer) Highest(context.Context, *HighestRequest) (*HighestResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Highest not implemented")
+}
 
 // UnsafeActivationServiceServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to ActivationServiceServer will
@@ -254,6 +277,24 @@ func _ActivationService_ActivationsCount_Handler(srv interface{}, ctx context.Co
 	return interceptor(ctx, in, info, handler)
 }
 
+func _ActivationService_Highest_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(HighestRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ActivationServiceServer).Highest(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: ActivationService_Highest_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ActivationServiceServer).Highest(ctx, req.(*HighestRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // ActivationService_ServiceDesc is the grpc.ServiceDesc for ActivationService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -269,6 +310,10 @@ var ActivationService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "ActivationsCount",
 			Handler:    _ActivationService_ActivationsCount_Handler,
 		},
+		{
+			MethodName: "Highest",
+			Handler:    _ActivationService_Highest_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "spacemesh/v2alpha1/activation.proto",
diff --git a/release/openapi/swagger/src/api.swagger.json b/release/openapi/swagger/src/api.swagger.json
index edf97d5a..b93086c7 100644
--- a/release/openapi/swagger/src/api.swagger.json
+++ b/release/openapi/swagger/src/api.swagger.json
@@ -91,6 +91,40 @@
         }
       }
     },
+    "/spacemesh.v2alpha1.ActivationService/Highest": {
+      "post": {
+        "description": "Highest is a method that takes an \"HighestRequest\" body and returns an \"HighestResponse\".\nThis method is used to retrieve the activation with the highest tick count.",
+        "tags": [
+          "ActivationService"
+        ],
+        "summary": "Highest",
+        "operationId": "ActivationService_Highest",
+        "parameters": [
+          {
+            "name": "body",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/v2alpha1HighestRequest"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/spacemeshv2alpha1HighestResponse"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/googlerpcStatus"
+            }
+          }
+        }
+      }
+    },
     "/spacemesh.v2alpha1.ActivationService/List": {
       "post": {
         "description": "List is a method that takes an \"ActivationRequest\" body and returns an \"ActivationList\".\nThis method is used to retrieve a list of activations based on the provided request parameters.",
@@ -607,6 +641,14 @@
         }
       }
     },
+    "spacemeshv2alpha1HighestResponse": {
+      "type": "object",
+      "properties": {
+        "activation": {
+          "$ref": "#/definitions/spacemeshv2alpha1Activation"
+        }
+      }
+    },
     "spacemeshv2alpha1Layer": {
       "type": "object",
       "properties": {
@@ -1127,6 +1169,9 @@
         }
       }
     },
+    "v2alpha1HighestRequest": {
+      "type": "object"
+    },
     "v2alpha1LayerList": {
       "type": "object",
       "properties": {
diff --git a/spacemesh/v2alpha1/activation.proto b/spacemesh/v2alpha1/activation.proto
index 0f717e76..29abfd26 100644
--- a/spacemesh/v2alpha1/activation.proto
+++ b/spacemesh/v2alpha1/activation.proto
@@ -51,6 +51,13 @@ message ActivationsCountResponse {
   uint32 count = 1; // number of activations for the specified epoch
 }
 
+message HighestRequest {
+}
+
+message HighestResponse {
+  Activation activation = 1;
+}
+
 service ActivationService {
   option (google.api.api_visibility).restriction = "V2";
 
@@ -65,4 +72,10 @@ service ActivationService {
   // ActivationsCount is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
   // This method is used to retrieve the count of activations for a specified epoch.
   rpc ActivationsCount(ActivationsCountRequest) returns (ActivationsCountResponse);
+
+  // Highest
+  //
+  // Highest is a method that takes an "{{.RequestType.Name}}" body and returns an "{{.ResponseType.Name}}".
+  // This method is used to retrieve the activation with the highest tick count.
+  rpc Highest(HighestRequest) returns (HighestResponse);
 }