diff --git a/Makefile b/Makefile
index a4f7277e..ba3c52fc 100644
--- a/Makefile
+++ b/Makefile
@@ -9,4 +9,4 @@ uncloudd-dev1:
 
 .PHONY: proto
 proto:
-	protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative internal/machine/api/pb/cluster.proto
+	protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative internal/machine/api/pb/*.proto
diff --git a/internal/machine/api/pb/cluster.pb.go b/internal/machine/api/pb/cluster.pb.go
index adcf628f..ee8c1cb1 100644
--- a/internal/machine/api/pb/cluster.pb.go
+++ b/internal/machine/api/pb/cluster.pb.go
@@ -20,7 +20,7 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-type Machine struct {
+type MachineInfo struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
@@ -30,8 +30,8 @@ type Machine struct {
 	Network *NetworkConfig `protobuf:"bytes,3,opt,name=network,proto3" json:"network,omitempty"`
 }
 
-func (x *Machine) Reset() {
-	*x = Machine{}
+func (x *MachineInfo) Reset() {
+	*x = MachineInfo{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_internal_machine_api_pb_cluster_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -39,13 +39,13 @@ func (x *Machine) Reset() {
 	}
 }
 
-func (x *Machine) String() string {
+func (x *MachineInfo) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*Machine) ProtoMessage() {}
+func (*MachineInfo) ProtoMessage() {}
 
-func (x *Machine) ProtoReflect() protoreflect.Message {
+func (x *MachineInfo) ProtoReflect() protoreflect.Message {
 	mi := &file_internal_machine_api_pb_cluster_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -57,26 +57,26 @@ func (x *Machine) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use Machine.ProtoReflect.Descriptor instead.
-func (*Machine) Descriptor() ([]byte, []int) {
+// Deprecated: Use MachineInfo.ProtoReflect.Descriptor instead.
+func (*MachineInfo) Descriptor() ([]byte, []int) {
 	return file_internal_machine_api_pb_cluster_proto_rawDescGZIP(), []int{0}
 }
 
-func (x *Machine) GetId() string {
+func (x *MachineInfo) GetId() string {
 	if x != nil {
 		return x.Id
 	}
 	return ""
 }
 
-func (x *Machine) GetName() string {
+func (x *MachineInfo) GetName() string {
 	if x != nil {
 		return x.Name
 	}
 	return ""
 }
 
-func (x *Machine) GetNetwork() *NetworkConfig {
+func (x *MachineInfo) GetNetwork() *NetworkConfig {
 	if x != nil {
 		return x.Network
 	}
@@ -358,7 +358,7 @@ type State struct {
 	Network *IPPrefix `protobuf:"bytes,1,opt,name=Network,proto3" json:"Network,omitempty"`
 	// The machine configuration in the state is the source of truth set by the administrator.
 	// The machine itself can't update it.
-	Machines  map[string]*Machine          `protobuf:"bytes,2,rep,name=machines,proto3" json:"machines,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
+	Machines  map[string]*MachineInfo      `protobuf:"bytes,2,rep,name=machines,proto3" json:"machines,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
 	Endpoints map[string]*MachineEndpoints `protobuf:"bytes,3,rep,name=endpoints,proto3" json:"endpoints,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
 	Users     []*User                      `protobuf:"bytes,4,rep,name=users,proto3" json:"users,omitempty"`
 }
@@ -402,7 +402,7 @@ func (x *State) GetNetwork() *IPPrefix {
 	return nil
 }
 
-func (x *State) GetMachines() map[string]*Machine {
+func (x *State) GetMachines() map[string]*MachineInfo {
 	if x != nil {
 		return x.Machines
 	}
@@ -483,7 +483,7 @@ type AddMachineResponse struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Machine *Machine `protobuf:"bytes,1,opt,name=machine,proto3" json:"machine,omitempty"`
+	Machine *MachineInfo `protobuf:"bytes,1,opt,name=machine,proto3" json:"machine,omitempty"`
 }
 
 func (x *AddMachineResponse) Reset() {
@@ -518,7 +518,7 @@ func (*AddMachineResponse) Descriptor() ([]byte, []int) {
 	return file_internal_machine_api_pb_cluster_proto_rawDescGZIP(), []int{8}
 }
 
-func (x *AddMachineResponse) GetMachine() *Machine {
+func (x *AddMachineResponse) GetMachine() *MachineInfo {
 	if x != nil {
 		return x.Machine
 	}
@@ -687,100 +687,95 @@ var File_internal_machine_api_pb_cluster_proto protoreflect.FileDescriptor
 var file_internal_machine_api_pb_cluster_proto_rawDesc = []byte{
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@@ -798,43 +793,43 @@ func file_internal_machine_api_pb_cluster_proto_rawDescGZIP() []byte {
 
 var file_internal_machine_api_pb_cluster_proto_msgTypes = make([]protoimpl.MessageInfo, 14)
 var file_internal_machine_api_pb_cluster_proto_goTypes = []any{
-	(*Machine)(nil),                      // 0: cluster.Machine
-	(*NetworkConfig)(nil),                // 1: cluster.NetworkConfig
-	(*MachineEndpoints)(nil),             // 2: cluster.MachineEndpoints
-	(*ListMachineEndpointsRequest)(nil),  // 3: cluster.ListMachineEndpointsRequest
-	(*ListMachineEndpointsResponse)(nil), // 4: cluster.ListMachineEndpointsResponse
-	(*User)(nil),                         // 5: cluster.User
-	(*State)(nil),                        // 6: cluster.State
-	(*AddMachineRequest)(nil),            // 7: cluster.AddMachineRequest
-	(*AddMachineResponse)(nil),           // 8: cluster.AddMachineResponse
-	(*IP)(nil),                           // 9: cluster.IP
-	(*IPPort)(nil),                       // 10: cluster.IPPort
-	(*IPPrefix)(nil),                     // 11: cluster.IPPrefix
-	nil,                                  // 12: cluster.State.MachinesEntry
-	nil,                                  // 13: cluster.State.EndpointsEntry
+	(*MachineInfo)(nil),                  // 0: api.MachineInfo
+	(*NetworkConfig)(nil),                // 1: api.NetworkConfig
+	(*MachineEndpoints)(nil),             // 2: api.MachineEndpoints
+	(*ListMachineEndpointsRequest)(nil),  // 3: api.ListMachineEndpointsRequest
+	(*ListMachineEndpointsResponse)(nil), // 4: api.ListMachineEndpointsResponse
+	(*User)(nil),                         // 5: api.User
+	(*State)(nil),                        // 6: api.State
+	(*AddMachineRequest)(nil),            // 7: api.AddMachineRequest
+	(*AddMachineResponse)(nil),           // 8: api.AddMachineResponse
+	(*IP)(nil),                           // 9: api.IP
+	(*IPPort)(nil),                       // 10: api.IPPort
+	(*IPPrefix)(nil),                     // 11: api.IPPrefix
+	nil,                                  // 12: api.State.MachinesEntry
+	nil,                                  // 13: api.State.EndpointsEntry
 }
 var file_internal_machine_api_pb_cluster_proto_depIdxs = []int32{
-	1,  // 0: cluster.Machine.network:type_name -> cluster.NetworkConfig
-	11, // 1: cluster.NetworkConfig.subnet:type_name -> cluster.IPPrefix
-	9,  // 2: cluster.NetworkConfig.management_ip:type_name -> cluster.IP
-	10, // 3: cluster.NetworkConfig.endpoints:type_name -> cluster.IPPort
-	10, // 4: cluster.MachineEndpoints.endpoints:type_name -> cluster.IPPort
-	2,  // 5: cluster.ListMachineEndpointsResponse.endpoints:type_name -> cluster.MachineEndpoints
-	1,  // 6: cluster.User.network:type_name -> cluster.NetworkConfig
-	11, // 7: cluster.State.Network:type_name -> cluster.IPPrefix
-	12, // 8: cluster.State.machines:type_name -> cluster.State.MachinesEntry
-	13, // 9: cluster.State.endpoints:type_name -> cluster.State.EndpointsEntry
-	5,  // 10: cluster.State.users:type_name -> cluster.User
-	1,  // 11: cluster.AddMachineRequest.network:type_name -> cluster.NetworkConfig
-	0,  // 12: cluster.AddMachineResponse.machine:type_name -> cluster.Machine
-	9,  // 13: cluster.IPPort.ip:type_name -> cluster.IP
-	9,  // 14: cluster.IPPrefix.ip:type_name -> cluster.IP
-	0,  // 15: cluster.State.MachinesEntry.value:type_name -> cluster.Machine
-	2,  // 16: cluster.State.EndpointsEntry.value:type_name -> cluster.MachineEndpoints
-	7,  // 17: cluster.Cluster.AddMachine:input_type -> cluster.AddMachineRequest
-	3,  // 18: cluster.Cluster.ListMachineEndpoints:input_type -> cluster.ListMachineEndpointsRequest
-	8,  // 19: cluster.Cluster.AddMachine:output_type -> cluster.AddMachineResponse
-	4,  // 20: cluster.Cluster.ListMachineEndpoints:output_type -> cluster.ListMachineEndpointsResponse
+	1,  // 0: api.MachineInfo.network:type_name -> api.NetworkConfig
+	11, // 1: api.NetworkConfig.subnet:type_name -> api.IPPrefix
+	9,  // 2: api.NetworkConfig.management_ip:type_name -> api.IP
+	10, // 3: api.NetworkConfig.endpoints:type_name -> api.IPPort
+	10, // 4: api.MachineEndpoints.endpoints:type_name -> api.IPPort
+	2,  // 5: api.ListMachineEndpointsResponse.endpoints:type_name -> api.MachineEndpoints
+	1,  // 6: api.User.network:type_name -> api.NetworkConfig
+	11, // 7: api.State.Network:type_name -> api.IPPrefix
+	12, // 8: api.State.machines:type_name -> api.State.MachinesEntry
+	13, // 9: api.State.endpoints:type_name -> api.State.EndpointsEntry
+	5,  // 10: api.State.users:type_name -> api.User
+	1,  // 11: api.AddMachineRequest.network:type_name -> api.NetworkConfig
+	0,  // 12: api.AddMachineResponse.machine:type_name -> api.MachineInfo
+	9,  // 13: api.IPPort.ip:type_name -> api.IP
+	9,  // 14: api.IPPrefix.ip:type_name -> api.IP
+	0,  // 15: api.State.MachinesEntry.value:type_name -> api.MachineInfo
+	2,  // 16: api.State.EndpointsEntry.value:type_name -> api.MachineEndpoints
+	7,  // 17: api.Cluster.AddMachine:input_type -> api.AddMachineRequest
+	3,  // 18: api.Cluster.ListMachineEndpoints:input_type -> api.ListMachineEndpointsRequest
+	8,  // 19: api.Cluster.AddMachine:output_type -> api.AddMachineResponse
+	4,  // 20: api.Cluster.ListMachineEndpoints:output_type -> api.ListMachineEndpointsResponse
 	19, // [19:21] is the sub-list for method output_type
 	17, // [17:19] is the sub-list for method input_type
 	17, // [17:17] is the sub-list for extension type_name
@@ -849,7 +844,7 @@ func file_internal_machine_api_pb_cluster_proto_init() {
 	}
 	if !protoimpl.UnsafeEnabled {
 		file_internal_machine_api_pb_cluster_proto_msgTypes[0].Exporter = func(v any, i int) any {
-			switch v := v.(*Machine); i {
+			switch v := v.(*MachineInfo); i {
 			case 0:
 				return &v.state
 			case 1:
diff --git a/internal/machine/api/pb/cluster.proto b/internal/machine/api/pb/cluster.proto
index a9bd4187..b0cbd695 100644
--- a/internal/machine/api/pb/cluster.proto
+++ b/internal/machine/api/pb/cluster.proto
@@ -1,15 +1,15 @@
 syntax = "proto3";
 
-package cluster;
+package api;
 
-option go_package = "github.com/psviderski/uncloud/internal/machine/cluster/pb";
+option go_package = "github.com/psviderski/uncloud/internal/machine/api/pb";
 
 service Cluster {
   rpc AddMachine(AddMachineRequest) returns (AddMachineResponse);
   rpc ListMachineEndpoints(ListMachineEndpointsRequest) returns (ListMachineEndpointsResponse);
 }
 
-message Machine {
+message MachineInfo {
   string id = 1;
   string name = 2;
   NetworkConfig network = 3;
@@ -43,7 +43,7 @@ message State {
   IPPrefix Network = 1;
   // The machine configuration in the state is the source of truth set by the administrator.
   // The machine itself can't update it.
-  map<string, Machine> machines = 2;
+  map<string, MachineInfo> machines = 2;
   map<string, MachineEndpoints> endpoints = 3;
   repeated User users = 4;
 }
@@ -54,7 +54,7 @@ message AddMachineRequest {
 }
 
 message AddMachineResponse {
-  Machine machine = 1;
+  MachineInfo machine = 1;
 }
 
 message IP {
diff --git a/internal/machine/api/pb/cluster_grpc.pb.go b/internal/machine/api/pb/cluster_grpc.pb.go
index f2dbfd32..862576b5 100644
--- a/internal/machine/api/pb/cluster_grpc.pb.go
+++ b/internal/machine/api/pb/cluster_grpc.pb.go
@@ -19,8 +19,8 @@ import (
 const _ = grpc.SupportPackageIsVersion9
 
 const (
-	Cluster_AddMachine_FullMethodName           = "/cluster.Cluster/AddMachine"
-	Cluster_ListMachineEndpoints_FullMethodName = "/cluster.Cluster/ListMachineEndpoints"
+	Cluster_AddMachine_FullMethodName           = "/api.Cluster/AddMachine"
+	Cluster_ListMachineEndpoints_FullMethodName = "/api.Cluster/ListMachineEndpoints"
 )
 
 // ClusterClient is the client API for Cluster service.
@@ -142,7 +142,7 @@ func _Cluster_ListMachineEndpoints_Handler(srv interface{}, ctx context.Context,
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
 var Cluster_ServiceDesc = grpc.ServiceDesc{
-	ServiceName: "cluster.Cluster",
+	ServiceName: "api.Cluster",
 	HandlerType: (*ClusterServer)(nil),
 	Methods: []grpc.MethodDesc{
 		{
diff --git a/internal/machine/cluster/server.go b/internal/machine/cluster/server.go
index 2f93c401..126942cf 100644
--- a/internal/machine/cluster/server.go
+++ b/internal/machine/cluster/server.go
@@ -75,7 +75,7 @@ func (c *Server) AddMachine(ctx context.Context, req *pb.AddMachineRequest) (*pb
 	if manageIP == nil {
 		manageIP = pb.NewIP(network.ManagementIP(req.Network.PublicKey))
 	}
-	m := &pb.Machine{
+	m := &pb.MachineInfo{
 		Id:   mid,
 		Name: req.Name,
 		Network: &pb.NetworkConfig{
@@ -105,7 +105,7 @@ func (c *Server) AddMachine(ctx context.Context, req *pb.AddMachineRequest) (*pb
 	m.Network.Subnet = pb.NewIPPrefix(subnet)
 
 	// TODO: announce the new machine to the cluster network using Serf and achieve consensus.
-	mState := proto.Clone(m).(*pb.Machine)
+	mState := proto.Clone(m).(*pb.MachineInfo)
 	c.state.State.Machines[mState.Id] = mState
 	// Store machine endpoints in a separate collection to allow modifying them with limited permissions.
 	c.state.State.Endpoints[mState.Id] = &pb.MachineEndpoints{
diff --git a/internal/machine/cluster/state.go b/internal/machine/cluster/state.go
index d5682123..93a2694e 100644
--- a/internal/machine/cluster/state.go
+++ b/internal/machine/cluster/state.go
@@ -17,7 +17,7 @@ func StatePath(dataDir string) string {
 func NewState(path string) *State {
 	return &State{
 		State: &pb.State{
-			Machines:  make(map[string]*pb.Machine),
+			Machines:  make(map[string]*pb.MachineInfo),
 			Endpoints: make(map[string]*pb.MachineEndpoints),
 		},
 		path: path,
@@ -33,7 +33,7 @@ func (s *State) Load() error {
 		return fmt.Errorf("parse state file %q: %w", s.path, err)
 	}
 	if s.State.Machines == nil {
-		s.State.Machines = make(map[string]*pb.Machine)
+		s.State.Machines = make(map[string]*pb.MachineInfo)
 	}
 	if s.State.Endpoints == nil {
 		s.State.Endpoints = make(map[string]*pb.MachineEndpoints)