diff --git a/core/server/gen/libcore.pb.go b/core/server/gen/libcore.pb.go
index 32ce597..a4779d6 100644
--- a/core/server/gen/libcore.pb.go
+++ b/core/server/gen/libcore.pb.go
@@ -913,6 +913,254 @@ func (x *IsPrivilegedResponse) GetHasPrivilege() bool {
 	return false
 }
 
+type SpeedTestRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Config        string                 `protobuf:"bytes,1,opt,name=config,proto3" json:"config,omitempty"`
+	OutboundTags  []string               `protobuf:"bytes,2,rep,name=outbound_tags,json=outboundTags,proto3" json:"outbound_tags,omitempty"`
+	TestCurrent   bool                   `protobuf:"varint,3,opt,name=test_current,json=testCurrent,proto3" json:"test_current,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *SpeedTestRequest) Reset() {
+	*x = SpeedTestRequest{}
+	mi := &file_libcore_proto_msgTypes[17]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *SpeedTestRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SpeedTestRequest) ProtoMessage() {}
+
+func (x *SpeedTestRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_libcore_proto_msgTypes[17]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SpeedTestRequest.ProtoReflect.Descriptor instead.
+func (*SpeedTestRequest) Descriptor() ([]byte, []int) {
+	return file_libcore_proto_rawDescGZIP(), []int{17}
+}
+
+func (x *SpeedTestRequest) GetConfig() string {
+	if x != nil {
+		return x.Config
+	}
+	return ""
+}
+
+func (x *SpeedTestRequest) GetOutboundTags() []string {
+	if x != nil {
+		return x.OutboundTags
+	}
+	return nil
+}
+
+func (x *SpeedTestRequest) GetTestCurrent() bool {
+	if x != nil {
+		return x.TestCurrent
+	}
+	return false
+}
+
+type SpeedTestResult struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	DlSpeed       string                 `protobuf:"bytes,1,opt,name=dl_speed,json=dlSpeed,proto3" json:"dl_speed,omitempty"`
+	UlSpeed       string                 `protobuf:"bytes,2,opt,name=ul_speed,json=ulSpeed,proto3" json:"ul_speed,omitempty"`
+	Latency       int32                  `protobuf:"varint,3,opt,name=latency,proto3" json:"latency,omitempty"`
+	OutboundTag   string                 `protobuf:"bytes,4,opt,name=outbound_tag,json=outboundTag,proto3" json:"outbound_tag,omitempty"`
+	Error         string                 `protobuf:"bytes,5,opt,name=error,proto3" json:"error,omitempty"`
+	ServerName    string                 `protobuf:"bytes,6,opt,name=server_name,json=serverName,proto3" json:"server_name,omitempty"`
+	ServerCountry string                 `protobuf:"bytes,7,opt,name=server_country,json=serverCountry,proto3" json:"server_country,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *SpeedTestResult) Reset() {
+	*x = SpeedTestResult{}
+	mi := &file_libcore_proto_msgTypes[18]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *SpeedTestResult) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SpeedTestResult) ProtoMessage() {}
+
+func (x *SpeedTestResult) ProtoReflect() protoreflect.Message {
+	mi := &file_libcore_proto_msgTypes[18]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SpeedTestResult.ProtoReflect.Descriptor instead.
+func (*SpeedTestResult) Descriptor() ([]byte, []int) {
+	return file_libcore_proto_rawDescGZIP(), []int{18}
+}
+
+func (x *SpeedTestResult) GetDlSpeed() string {
+	if x != nil {
+		return x.DlSpeed
+	}
+	return ""
+}
+
+func (x *SpeedTestResult) GetUlSpeed() string {
+	if x != nil {
+		return x.UlSpeed
+	}
+	return ""
+}
+
+func (x *SpeedTestResult) GetLatency() int32 {
+	if x != nil {
+		return x.Latency
+	}
+	return 0
+}
+
+func (x *SpeedTestResult) GetOutboundTag() string {
+	if x != nil {
+		return x.OutboundTag
+	}
+	return ""
+}
+
+func (x *SpeedTestResult) GetError() string {
+	if x != nil {
+		return x.Error
+	}
+	return ""
+}
+
+func (x *SpeedTestResult) GetServerName() string {
+	if x != nil {
+		return x.ServerName
+	}
+	return ""
+}
+
+func (x *SpeedTestResult) GetServerCountry() string {
+	if x != nil {
+		return x.ServerCountry
+	}
+	return ""
+}
+
+type SpeedTestResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Results       []*SpeedTestResult     `protobuf:"bytes,1,rep,name=results,proto3" json:"results,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *SpeedTestResponse) Reset() {
+	*x = SpeedTestResponse{}
+	mi := &file_libcore_proto_msgTypes[19]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *SpeedTestResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SpeedTestResponse) ProtoMessage() {}
+
+func (x *SpeedTestResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_libcore_proto_msgTypes[19]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SpeedTestResponse.ProtoReflect.Descriptor instead.
+func (*SpeedTestResponse) Descriptor() ([]byte, []int) {
+	return file_libcore_proto_rawDescGZIP(), []int{19}
+}
+
+func (x *SpeedTestResponse) GetResults() []*SpeedTestResult {
+	if x != nil {
+		return x.Results
+	}
+	return nil
+}
+
+type QuerySpeedTestResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Result        *SpeedTestResult       `protobuf:"bytes,1,opt,name=result,proto3" json:"result,omitempty"`
+	IsRunning     bool                   `protobuf:"varint,2,opt,name=is_running,json=isRunning,proto3" json:"is_running,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *QuerySpeedTestResponse) Reset() {
+	*x = QuerySpeedTestResponse{}
+	mi := &file_libcore_proto_msgTypes[20]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *QuerySpeedTestResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*QuerySpeedTestResponse) ProtoMessage() {}
+
+func (x *QuerySpeedTestResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_libcore_proto_msgTypes[20]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use QuerySpeedTestResponse.ProtoReflect.Descriptor instead.
+func (*QuerySpeedTestResponse) Descriptor() ([]byte, []int) {
+	return file_libcore_proto_rawDescGZIP(), []int{20}
+}
+
+func (x *QuerySpeedTestResponse) GetResult() *SpeedTestResult {
+	if x != nil {
+		return x.Result
+	}
+	return nil
+}
+
+func (x *QuerySpeedTestResponse) GetIsRunning() bool {
+	if x != nil {
+		return x.IsRunning
+	}
+	return false
+}
+
 var File_libcore_proto protoreflect.FileDescriptor
 
 var file_libcore_proto_rawDesc = string([]byte{
@@ -1011,64 +1259,105 @@ var file_libcore_proto_rawDesc = string([]byte{
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 })
 
 var (
@@ -1083,7 +1372,7 @@ func file_libcore_proto_rawDescGZIP() []byte {
 	return file_libcore_proto_rawDescData
 }
 
-var file_libcore_proto_msgTypes = make([]protoimpl.MessageInfo, 19)
+var file_libcore_proto_msgTypes = make([]protoimpl.MessageInfo, 23)
 var file_libcore_proto_goTypes = []any{
 	(*EmptyReq)(nil),                   // 0: libcore.EmptyReq
 	(*EmptyResp)(nil),                  // 1: libcore.EmptyResp
@@ -1102,47 +1391,57 @@ var file_libcore_proto_goTypes = []any{
 	(*CompileGeoSiteToSrsRequest)(nil), // 14: libcore.CompileGeoSiteToSrsRequest
 	(*SetSystemDNSRequest)(nil),        // 15: libcore.SetSystemDNSRequest
 	(*IsPrivilegedResponse)(nil),       // 16: libcore.IsPrivilegedResponse
-	nil,                                // 17: libcore.QueryStatsResp.UpsEntry
-	nil,                                // 18: libcore.QueryStatsResp.DownsEntry
+	(*SpeedTestRequest)(nil),           // 17: libcore.SpeedTestRequest
+	(*SpeedTestResult)(nil),            // 18: libcore.SpeedTestResult
+	(*SpeedTestResponse)(nil),          // 19: libcore.SpeedTestResponse
+	(*QuerySpeedTestResponse)(nil),     // 20: libcore.QuerySpeedTestResponse
+	nil,                                // 21: libcore.QueryStatsResp.UpsEntry
+	nil,                                // 22: libcore.QueryStatsResp.DownsEntry
 }
 var file_libcore_proto_depIdxs = []int32{
 	4,  // 0: libcore.TestResp.results:type_name -> libcore.URLTestResp
-	17, // 1: libcore.QueryStatsResp.ups:type_name -> libcore.QueryStatsResp.UpsEntry
-	18, // 2: libcore.QueryStatsResp.downs:type_name -> libcore.QueryStatsResp.DownsEntry
+	21, // 1: libcore.QueryStatsResp.ups:type_name -> libcore.QueryStatsResp.UpsEntry
+	22, // 2: libcore.QueryStatsResp.downs:type_name -> libcore.QueryStatsResp.DownsEntry
 	9,  // 3: libcore.ListConnectionsResp.connections:type_name -> libcore.ConnectionMetaData
-	0,  // 4: libcore.LibcoreService.Exit:input_type -> libcore.EmptyReq
-	3,  // 5: libcore.LibcoreService.Start:input_type -> libcore.LoadConfigReq
-	0,  // 6: libcore.LibcoreService.Stop:input_type -> libcore.EmptyReq
-	3,  // 7: libcore.LibcoreService.CheckConfig:input_type -> libcore.LoadConfigReq
-	5,  // 8: libcore.LibcoreService.Test:input_type -> libcore.TestReq
-	0,  // 9: libcore.LibcoreService.StopTest:input_type -> libcore.EmptyReq
-	0,  // 10: libcore.LibcoreService.QueryStats:input_type -> libcore.EmptyReq
-	0,  // 11: libcore.LibcoreService.ListConnections:input_type -> libcore.EmptyReq
-	12, // 12: libcore.LibcoreService.GetGeoIPList:input_type -> libcore.GeoListRequest
-	12, // 13: libcore.LibcoreService.GetGeoSiteList:input_type -> libcore.GeoListRequest
-	13, // 14: libcore.LibcoreService.CompileGeoIPToSrs:input_type -> libcore.CompileGeoIPToSrsRequest
-	14, // 15: libcore.LibcoreService.CompileGeoSiteToSrs:input_type -> libcore.CompileGeoSiteToSrsRequest
-	15, // 16: libcore.LibcoreService.SetSystemDNS:input_type -> libcore.SetSystemDNSRequest
-	0,  // 17: libcore.LibcoreService.IsPrivileged:input_type -> libcore.EmptyReq
-	1,  // 18: libcore.LibcoreService.Exit:output_type -> libcore.EmptyResp
-	2,  // 19: libcore.LibcoreService.Start:output_type -> libcore.ErrorResp
-	2,  // 20: libcore.LibcoreService.Stop:output_type -> libcore.ErrorResp
-	2,  // 21: libcore.LibcoreService.CheckConfig:output_type -> libcore.ErrorResp
-	6,  // 22: libcore.LibcoreService.Test:output_type -> libcore.TestResp
-	1,  // 23: libcore.LibcoreService.StopTest:output_type -> libcore.EmptyResp
-	7,  // 24: libcore.LibcoreService.QueryStats:output_type -> libcore.QueryStatsResp
-	8,  // 25: libcore.LibcoreService.ListConnections:output_type -> libcore.ListConnectionsResp
-	10, // 26: libcore.LibcoreService.GetGeoIPList:output_type -> libcore.GetGeoIPListResponse
-	11, // 27: libcore.LibcoreService.GetGeoSiteList:output_type -> libcore.GetGeoSiteListResponse
-	1,  // 28: libcore.LibcoreService.CompileGeoIPToSrs:output_type -> libcore.EmptyResp
-	1,  // 29: libcore.LibcoreService.CompileGeoSiteToSrs:output_type -> libcore.EmptyResp
-	1,  // 30: libcore.LibcoreService.SetSystemDNS:output_type -> libcore.EmptyResp
-	16, // 31: libcore.LibcoreService.IsPrivileged:output_type -> libcore.IsPrivilegedResponse
-	18, // [18:32] is the sub-list for method output_type
-	4,  // [4:18] is the sub-list for method input_type
-	4,  // [4:4] is the sub-list for extension type_name
-	4,  // [4:4] is the sub-list for extension extendee
-	0,  // [0:4] is the sub-list for field type_name
+	18, // 4: libcore.SpeedTestResponse.results:type_name -> libcore.SpeedTestResult
+	18, // 5: libcore.QuerySpeedTestResponse.result:type_name -> libcore.SpeedTestResult
+	0,  // 6: libcore.LibcoreService.Exit:input_type -> libcore.EmptyReq
+	3,  // 7: libcore.LibcoreService.Start:input_type -> libcore.LoadConfigReq
+	0,  // 8: libcore.LibcoreService.Stop:input_type -> libcore.EmptyReq
+	3,  // 9: libcore.LibcoreService.CheckConfig:input_type -> libcore.LoadConfigReq
+	5,  // 10: libcore.LibcoreService.Test:input_type -> libcore.TestReq
+	0,  // 11: libcore.LibcoreService.StopTest:input_type -> libcore.EmptyReq
+	0,  // 12: libcore.LibcoreService.QueryStats:input_type -> libcore.EmptyReq
+	0,  // 13: libcore.LibcoreService.ListConnections:input_type -> libcore.EmptyReq
+	12, // 14: libcore.LibcoreService.GetGeoIPList:input_type -> libcore.GeoListRequest
+	12, // 15: libcore.LibcoreService.GetGeoSiteList:input_type -> libcore.GeoListRequest
+	13, // 16: libcore.LibcoreService.CompileGeoIPToSrs:input_type -> libcore.CompileGeoIPToSrsRequest
+	14, // 17: libcore.LibcoreService.CompileGeoSiteToSrs:input_type -> libcore.CompileGeoSiteToSrsRequest
+	15, // 18: libcore.LibcoreService.SetSystemDNS:input_type -> libcore.SetSystemDNSRequest
+	0,  // 19: libcore.LibcoreService.IsPrivileged:input_type -> libcore.EmptyReq
+	17, // 20: libcore.LibcoreService.SpeedTest:input_type -> libcore.SpeedTestRequest
+	0,  // 21: libcore.LibcoreService.QuerySpeedTest:input_type -> libcore.EmptyReq
+	1,  // 22: libcore.LibcoreService.Exit:output_type -> libcore.EmptyResp
+	2,  // 23: libcore.LibcoreService.Start:output_type -> libcore.ErrorResp
+	2,  // 24: libcore.LibcoreService.Stop:output_type -> libcore.ErrorResp
+	2,  // 25: libcore.LibcoreService.CheckConfig:output_type -> libcore.ErrorResp
+	6,  // 26: libcore.LibcoreService.Test:output_type -> libcore.TestResp
+	1,  // 27: libcore.LibcoreService.StopTest:output_type -> libcore.EmptyResp
+	7,  // 28: libcore.LibcoreService.QueryStats:output_type -> libcore.QueryStatsResp
+	8,  // 29: libcore.LibcoreService.ListConnections:output_type -> libcore.ListConnectionsResp
+	10, // 30: libcore.LibcoreService.GetGeoIPList:output_type -> libcore.GetGeoIPListResponse
+	11, // 31: libcore.LibcoreService.GetGeoSiteList:output_type -> libcore.GetGeoSiteListResponse
+	1,  // 32: libcore.LibcoreService.CompileGeoIPToSrs:output_type -> libcore.EmptyResp
+	1,  // 33: libcore.LibcoreService.CompileGeoSiteToSrs:output_type -> libcore.EmptyResp
+	1,  // 34: libcore.LibcoreService.SetSystemDNS:output_type -> libcore.EmptyResp
+	16, // 35: libcore.LibcoreService.IsPrivileged:output_type -> libcore.IsPrivilegedResponse
+	19, // 36: libcore.LibcoreService.SpeedTest:output_type -> libcore.SpeedTestResponse
+	20, // 37: libcore.LibcoreService.QuerySpeedTest:output_type -> libcore.QuerySpeedTestResponse
+	22, // [22:38] is the sub-list for method output_type
+	6,  // [6:22] is the sub-list for method input_type
+	6,  // [6:6] is the sub-list for extension type_name
+	6,  // [6:6] is the sub-list for extension extendee
+	0,  // [0:6] is the sub-list for field type_name
 }
 
 func init() { file_libcore_proto_init() }
@@ -1156,7 +1455,7 @@ func file_libcore_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: unsafe.Slice(unsafe.StringData(file_libcore_proto_rawDesc), len(file_libcore_proto_rawDesc)),
 			NumEnums:      0,
-			NumMessages:   19,
+			NumMessages:   23,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/core/server/gen/libcore.proto b/core/server/gen/libcore.proto
index 6eb75ab..a5c458f 100644
--- a/core/server/gen/libcore.proto
+++ b/core/server/gen/libcore.proto
@@ -22,6 +22,9 @@ service LibcoreService {
   rpc SetSystemDNS(SetSystemDNSRequest) returns (EmptyResp);
   //
   rpc IsPrivileged(EmptyReq) returns (IsPrivilegedResponse);
+  //
+  rpc SpeedTest(SpeedTestRequest) returns(SpeedTestResponse);
+  rpc QuerySpeedTest(EmptyReq) returns(QuerySpeedTestResponse);
 }
 
 message EmptyReq {}
@@ -107,3 +110,28 @@ message SetSystemDNSRequest {
 message IsPrivilegedResponse {
   bool has_privilege = 1;
 }
+
+message SpeedTestRequest {
+  string config = 1;
+  repeated string outbound_tags = 2;
+  bool test_current = 3;
+}
+
+message SpeedTestResult {
+  string dl_speed = 1;
+  string ul_speed = 2;
+  int32 latency = 3;
+  string outbound_tag = 4;
+  string error = 5;
+  string server_name = 6;
+  string server_country = 7;
+}
+
+message SpeedTestResponse {
+  repeated SpeedTestResult results = 1;
+}
+
+message QuerySpeedTestResponse {
+  SpeedTestResult result = 1;
+  bool is_running = 2;
+}
\ No newline at end of file
diff --git a/core/server/gen/libcore_grpc.pb.go b/core/server/gen/libcore_grpc.pb.go
index 2f0ad3e..31a2932 100644
--- a/core/server/gen/libcore_grpc.pb.go
+++ b/core/server/gen/libcore_grpc.pb.go
@@ -33,6 +33,8 @@ const (
 	LibcoreService_CompileGeoSiteToSrs_FullMethodName = "/libcore.LibcoreService/CompileGeoSiteToSrs"
 	LibcoreService_SetSystemDNS_FullMethodName        = "/libcore.LibcoreService/SetSystemDNS"
 	LibcoreService_IsPrivileged_FullMethodName        = "/libcore.LibcoreService/IsPrivileged"
+	LibcoreService_SpeedTest_FullMethodName           = "/libcore.LibcoreService/SpeedTest"
+	LibcoreService_QuerySpeedTest_FullMethodName      = "/libcore.LibcoreService/QuerySpeedTest"
 )
 
 // LibcoreServiceClient is the client API for LibcoreService service.
@@ -53,6 +55,8 @@ type LibcoreServiceClient interface {
 	CompileGeoSiteToSrs(ctx context.Context, in *CompileGeoSiteToSrsRequest, opts ...grpc.CallOption) (*EmptyResp, error)
 	SetSystemDNS(ctx context.Context, in *SetSystemDNSRequest, opts ...grpc.CallOption) (*EmptyResp, error)
 	IsPrivileged(ctx context.Context, in *EmptyReq, opts ...grpc.CallOption) (*IsPrivilegedResponse, error)
+	SpeedTest(ctx context.Context, in *SpeedTestRequest, opts ...grpc.CallOption) (*SpeedTestResponse, error)
+	QuerySpeedTest(ctx context.Context, in *EmptyReq, opts ...grpc.CallOption) (*QuerySpeedTestResponse, error)
 }
 
 type libcoreServiceClient struct {
@@ -203,6 +207,26 @@ func (c *libcoreServiceClient) IsPrivileged(ctx context.Context, in *EmptyReq, o
 	return out, nil
 }
 
+func (c *libcoreServiceClient) SpeedTest(ctx context.Context, in *SpeedTestRequest, opts ...grpc.CallOption) (*SpeedTestResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(SpeedTestResponse)
+	err := c.cc.Invoke(ctx, LibcoreService_SpeedTest_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *libcoreServiceClient) QuerySpeedTest(ctx context.Context, in *EmptyReq, opts ...grpc.CallOption) (*QuerySpeedTestResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(QuerySpeedTestResponse)
+	err := c.cc.Invoke(ctx, LibcoreService_QuerySpeedTest_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // LibcoreServiceServer is the server API for LibcoreService service.
 // All implementations must embed UnimplementedLibcoreServiceServer
 // for forward compatibility.
@@ -221,6 +245,8 @@ type LibcoreServiceServer interface {
 	CompileGeoSiteToSrs(context.Context, *CompileGeoSiteToSrsRequest) (*EmptyResp, error)
 	SetSystemDNS(context.Context, *SetSystemDNSRequest) (*EmptyResp, error)
 	IsPrivileged(context.Context, *EmptyReq) (*IsPrivilegedResponse, error)
+	SpeedTest(context.Context, *SpeedTestRequest) (*SpeedTestResponse, error)
+	QuerySpeedTest(context.Context, *EmptyReq) (*QuerySpeedTestResponse, error)
 	mustEmbedUnimplementedLibcoreServiceServer()
 }
 
@@ -273,6 +299,12 @@ func (UnimplementedLibcoreServiceServer) SetSystemDNS(context.Context, *SetSyste
 func (UnimplementedLibcoreServiceServer) IsPrivileged(context.Context, *EmptyReq) (*IsPrivilegedResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method IsPrivileged not implemented")
 }
+func (UnimplementedLibcoreServiceServer) SpeedTest(context.Context, *SpeedTestRequest) (*SpeedTestResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SpeedTest not implemented")
+}
+func (UnimplementedLibcoreServiceServer) QuerySpeedTest(context.Context, *EmptyReq) (*QuerySpeedTestResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method QuerySpeedTest not implemented")
+}
 func (UnimplementedLibcoreServiceServer) mustEmbedUnimplementedLibcoreServiceServer() {}
 func (UnimplementedLibcoreServiceServer) testEmbeddedByValue()                        {}
 
@@ -546,6 +578,42 @@ func _LibcoreService_IsPrivileged_Handler(srv interface{}, ctx context.Context,
 	return interceptor(ctx, in, info, handler)
 }
 
+func _LibcoreService_SpeedTest_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SpeedTestRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(LibcoreServiceServer).SpeedTest(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: LibcoreService_SpeedTest_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(LibcoreServiceServer).SpeedTest(ctx, req.(*SpeedTestRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _LibcoreService_QuerySpeedTest_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(EmptyReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(LibcoreServiceServer).QuerySpeedTest(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: LibcoreService_QuerySpeedTest_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(LibcoreServiceServer).QuerySpeedTest(ctx, req.(*EmptyReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // LibcoreService_ServiceDesc is the grpc.ServiceDesc for LibcoreService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -609,6 +677,14 @@ var LibcoreService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "IsPrivileged",
 			Handler:    _LibcoreService_IsPrivileged_Handler,
 		},
+		{
+			MethodName: "SpeedTest",
+			Handler:    _LibcoreService_SpeedTest_Handler,
+		},
+		{
+			MethodName: "QuerySpeedTest",
+			Handler:    _LibcoreService_QuerySpeedTest_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "libcore.proto",
diff --git a/core/server/go.mod b/core/server/go.mod
index 07a529a..c620f15 100644
--- a/core/server/go.mod
+++ b/core/server/go.mod
@@ -23,6 +23,7 @@ replace github.com/sagernet/sing-box => github.com/Mahdi-zarei/sing-box v1.3.5-0
 replace github.com/sagernet/sing-dns => github.com/Mahdi-zarei/sing-dns v0.3.0-beta.14.0.20250419091211-cee3ab2d4492
 
 require (
+	github.com/Mahdi-zarei/speedtest-go v1.7.11 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/andybalholm/brotli v1.0.6 // indirect
 	github.com/caddyserver/certmagic v0.20.0 // indirect
diff --git a/core/server/go.sum b/core/server/go.sum
index ee6dbcf..5d21ddb 100644
--- a/core/server/go.sum
+++ b/core/server/go.sum
@@ -2,6 +2,8 @@ github.com/Mahdi-zarei/sing-box v1.3.5-0.20250419091424-318eff0efb34 h1:xhAgBfvZ
 github.com/Mahdi-zarei/sing-box v1.3.5-0.20250419091424-318eff0efb34/go.mod h1:wMfYe7SB/9L11IuO7r0A5Rh6eoxGsyjoErxeYwqLgXU=
 github.com/Mahdi-zarei/sing-dns v0.3.0-beta.14.0.20250419091211-cee3ab2d4492 h1:fLReuPi1fM99oFRERDU96JzEY1YpLh8PmDGEcfnexCY=
 github.com/Mahdi-zarei/sing-dns v0.3.0-beta.14.0.20250419091211-cee3ab2d4492/go.mod h1:dweQs54ng2YGzoJfz+F9dGuDNdP5pJ3PLeggnK5VWc8=
+github.com/Mahdi-zarei/speedtest-go v1.7.11 h1:K/c7qBlJNAYGv6MujDaIKvtb4AH+yPRdssZ1NJMGPFU=
+github.com/Mahdi-zarei/speedtest-go v1.7.11/go.mod h1:b1H+UBFUnLKH1YquN2xao8d1hokcnDFFhEKDARTzddM=
 github.com/ajg/form v1.5.1 h1:t9c7v8JUKu/XxOGBU0yjNpaMloxGEJhUkqFRq0ibGeU=
 github.com/ajg/form v1.5.1/go.mod h1:uL1WgH+h2mgNtvBq0339dVnzXdBETtL2LeUXaIv25UY=
 github.com/andybalholm/brotli v1.0.6 h1:Yf9fFpf49Zrxb9NlQaluyE92/+X7UVHlhMNJN2sxfOI=
diff --git a/core/server/server.go b/core/server/server.go
index 2129737..00cefc6 100644
--- a/core/server/server.go
+++ b/core/server/server.go
@@ -309,3 +309,69 @@ func (s *server) IsPrivileged(ctx context.Context, _ *gen.EmptyReq) (*gen.IsPriv
 
 	return &gen.IsPrivilegedResponse{HasPrivilege: os.Geteuid() == 0}, nil
 }
+
+func (s *server) SpeedTest(ctx context.Context, in *gen.SpeedTestRequest) (*gen.SpeedTestResponse, error) {
+	var testInstance *boxbox.Box
+	var cancel context.CancelFunc
+	outboundTags := in.OutboundTags
+	var err error
+	if in.TestCurrent {
+		if boxInstance == nil {
+			return &gen.SpeedTestResponse{Results: []*gen.SpeedTestResult{{
+				OutboundTag: "proxy",
+				Error:       "Instance is not running",
+			}}}, nil
+		}
+		testInstance = boxInstance
+		outbound := testInstance.Outbound().Default()
+		outboundTags = []string{outbound.Tag()}
+	} else {
+		testInstance, cancel, err = boxmain.Create([]byte(in.Config))
+		if err != nil {
+			return nil, err
+		}
+		defer cancel()
+		defer testInstance.Close()
+	}
+
+	results := BatchSpeedTest(testCtx, testInstance, outboundTags)
+
+	res := make([]*gen.SpeedTestResult, 0)
+	for _, data := range results {
+		errStr := ""
+		if data.Error != nil {
+			errStr = data.Error.Error()
+		}
+		res = append(res, &gen.SpeedTestResult{
+			DlSpeed:       data.DlSpeed,
+			UlSpeed:       data.UlSpeed,
+			Latency:       data.Latency,
+			OutboundTag:   data.Tag,
+			Error:         errStr,
+			ServerName:    data.ServerName,
+			ServerCountry: data.ServerCountry,
+		})
+	}
+
+	return &gen.SpeedTestResponse{Results: res}, nil
+}
+
+func (s *server) QuerySpeedTest(context.Context, *gen.EmptyReq) (*gen.QuerySpeedTestResponse, error) {
+	res, isRunning := SpTQuerier.Result()
+	errStr := ""
+	if res.Error != nil {
+		errStr = res.Error.Error()
+	}
+	return &gen.QuerySpeedTestResponse{
+		Result: &gen.SpeedTestResult{
+			DlSpeed:       res.DlSpeed,
+			UlSpeed:       res.UlSpeed,
+			Latency:       res.Latency,
+			OutboundTag:   res.Tag,
+			Error:         errStr,
+			ServerName:    res.ServerName,
+			ServerCountry: res.ServerCountry,
+		},
+		IsRunning: isRunning,
+	}, nil
+}
diff --git a/core/server/test_utils.go b/core/server/test_utils.go
index b0f6293..eb3b0f2 100644
--- a/core/server/test_utils.go
+++ b/core/server/test_utils.go
@@ -3,6 +3,8 @@ package main
 import (
 	"context"
 	"errors"
+	"fmt"
+	"github.com/Mahdi-zarei/speedtest-go/speedtest"
 	"github.com/sagernet/sing-box/adapter"
 	"github.com/sagernet/sing/common/metadata"
 	"github.com/sagernet/sing/service"
@@ -15,6 +17,7 @@ import (
 
 var testCtx context.Context
 var cancelTests context.CancelFunc
+var SpTQuerier SpeedTestResultQuerier
 
 const URLTestTimeout = 3 * time.Second
 const MaxConcurrentTests = 100
@@ -24,6 +27,38 @@ type URLTestResult struct {
 	Error    error
 }
 
+type SpeedTestResult struct {
+	Tag           string
+	DlSpeed       string
+	UlSpeed       string
+	Latency       int32
+	ServerName    string
+	ServerCountry string
+	Error         error
+}
+
+type SpeedTestResultQuerier struct {
+	isRunning bool
+	current   SpeedTestResult
+	mu        sync.RWMutex
+}
+
+func (s *SpeedTestResultQuerier) Result() (SpeedTestResult, bool) {
+	s.mu.RLock()
+	defer s.mu.RUnlock()
+	return s.current, s.isRunning
+}
+
+func (s *SpeedTestResultQuerier) storeResult(result *SpeedTestResult) {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+	s.current = *result
+}
+
+func (s *SpeedTestResultQuerier) setIsRunning(isRunning bool) {
+	s.isRunning = isRunning
+}
+
 func BatchURLTest(ctx context.Context, i *boxbox.Box, outboundTags []string, url string, maxConcurrency int, twice bool) []*URLTestResult {
 	outbounds := service.FromContext[adapter.OutboundManager](i.Context())
 	resMap := make(map[string]*URLTestResult)
@@ -99,3 +134,95 @@ func urlTest(ctx context.Context, client *http.Client, url string) (time.Duratio
 	_ = resp.Body.Close()
 	return time.Since(begin), nil
 }
+
+func getNetDialer(dialer func(ctx context.Context, network string, destination metadata.Socksaddr) (net.Conn, error)) func(ctx context.Context, network string, address string) (net.Conn, error) {
+	return func(ctx context.Context, network string, address string) (net.Conn, error) {
+		return dialer(ctx, network, metadata.Socksaddr{Addr: metadata.ParseAddr(address)})
+	}
+}
+
+func BatchSpeedTest(ctx context.Context, i *boxbox.Box, outboundTags []string) []*SpeedTestResult {
+	outbounds := service.FromContext[adapter.OutboundManager](i.Context())
+	results := make([]*SpeedTestResult, 0)
+
+	for _, tag := range outboundTags {
+		outbound, exists := outbounds.Outbound(tag)
+		if !exists {
+			panic("no outbound with tag " + tag + " found")
+		}
+		res := new(SpeedTestResult)
+		res.Tag = tag
+		results = append(results, res)
+
+		insCtx, cancel := context.WithTimeout(ctx, 30*time.Second)
+		err := speedTestWithDialer(insCtx, getNetDialer(outbound.DialContext), res)
+		cancel()
+		if err != nil {
+			res.Error = err
+			fmt.Println("Failed to speedtest with err:", err)
+		}
+	}
+
+	return results
+}
+
+func speedTestWithDialer(ctx context.Context, dialer func(ctx context.Context, network string, address string) (net.Conn, error), res *SpeedTestResult) error {
+	clt := speedtest.New(speedtest.WithUserConfig(&speedtest.UserConfig{
+		DialContextFunc: dialer,
+		PingMode:        speedtest.HTTP,
+		MaxConnections:  8,
+	}))
+	srv, err := clt.FetchServerListContext(ctx)
+	if err != nil {
+		return err
+	}
+	srv, err = srv.FindServer(nil)
+	if err != nil {
+		return err
+	}
+
+	if srv.Len() == 0 {
+		return errors.New("no server found for speedTest")
+	}
+	res.ServerName = srv[0].Name
+	res.ServerCountry = srv[0].Country
+
+	done := make(chan struct{})
+
+	SpTQuerier.setIsRunning(true)
+	defer SpTQuerier.setIsRunning(false)
+
+	go func() {
+		defer func() { close(done) }()
+		err = srv[0].DownloadTestContext(ctx)
+		if err != nil {
+			res.Error = err
+			return
+		}
+		err = srv[0].UploadTestContext(ctx)
+		if err != nil {
+			res.Error = err
+			return
+		}
+	}()
+
+	ticker := time.NewTicker(time.Millisecond * 50)
+	defer ticker.Stop()
+
+	for {
+		select {
+		case <-done:
+			res.DlSpeed = srv[0].DLSpeed.String()
+			res.UlSpeed = srv[0].ULSpeed.String()
+			res.Latency = int32(srv[0].Latency.Milliseconds())
+			SpTQuerier.storeResult(res)
+			return nil
+		case <-ctx.Done():
+			return ctx.Err()
+		case <-ticker.C:
+			res.DlSpeed = speedtest.ByteRate(srv[0].Context.GetEWMADownloadRate()).String()
+			res.UlSpeed = speedtest.ByteRate(srv[0].Context.GetEWMAUploadRate()).String()
+			SpTQuerier.storeResult(res)
+		}
+	}
+}
diff --git a/include/api/gRPC.h b/include/api/gRPC.h
index a3ffce1..af18933 100644
--- a/include/api/gRPC.h
+++ b/include/api/gRPC.h
@@ -40,6 +40,10 @@ namespace NekoGui_rpc {
 
         bool IsPrivileged(bool *rpcOK) const;
 
+        libcore::SpeedTestResponse SpeedTest(bool *rpcOK, const libcore::SpeedTestRequest &request);
+
+        libcore::SpeedTestResult QueryCurrentSpeedTests(bool *rpcOK);
+
     private:
         std::function<std::unique_ptr<QtGrpc::Http2GrpcChannelPrivate>()> make_grpc_channel;
         std::unique_ptr<QtGrpc::Http2GrpcChannelPrivate> default_grpc_channel;
diff --git a/src/api/gRPC.cpp b/src/api/gRPC.cpp
index e4b141f..02382d9 100644
--- a/src/api/gRPC.cpp
+++ b/src/api/gRPC.cpp
@@ -407,5 +407,34 @@ namespace NekoGui_rpc {
         }
     }
 
+    libcore::SpeedTestResponse Client::SpeedTest(bool *rpcOK, const libcore::SpeedTestRequest &request)
+    {
+        libcore::SpeedTestResponse reply;
+        auto status = make_grpc_channel()->Call("SpeedTest", request, &reply);
+
+        if (status == QNetworkReply::NoError) {
+            *rpcOK = true;
+            return reply;
+        } else {
+            NOT_OK
+            return reply;
+        }
+    }
+
+    libcore::SpeedTestResult Client::QueryCurrentSpeedTests(bool *rpcOK)
+    {
+        const libcore::EmptyReq req;
+        libcore::SpeedTestResult reply;
+        auto status = make_grpc_channel()->Call("QuerySpeedTest", req, &reply);
+
+        if (status == QNetworkReply::NoError) {
+            *rpcOK = true;
+            return reply;
+        } else {
+            NOT_OK
+            return reply;
+        }
+    }
+
 
 } // namespace NekoGui_rpc