diff --git a/sdks/apigw-manager/CHANGE.md b/sdks/apigw-manager/CHANGE.md
index e5609dc5..f6f4e910 100644
--- a/sdks/apigw-manager/CHANGE.md
+++ b/sdks/apigw-manager/CHANGE.md
@@ -1,5 +1,10 @@
 ## Change logs
 
+### 2.0.2
+- 优化请求 bk-apigateway 接口失败时，打印的错误消息
+- 添加指令 add_related_apps，支持为网关添加关联应用
+- definition.yaml 添加 spec_version 字段，指定配置文件版本号
+
 ### 2.0.1
 - 修复镜像 sync-apigateway 中，同步任务失败时，脚本退出码为 0 的问题
 
diff --git a/sdks/apigw-manager/definition.yaml b/sdks/apigw-manager/definition.yaml
index da11e81d..d8dab221 100644
--- a/sdks/apigw-manager/definition.yaml
+++ b/sdks/apigw-manager/definition.yaml
@@ -1,3 +1,6 @@
+# definition.yaml 配置文件版本号，必填，固定值 1
+spec_version: 1
+
 release:
   # 发布版本号，
   # 资源配置更新，需更新此版本号才会发布资源版本，此版本号和 sdk 版本号一致，错误设置会影响调用方使用
@@ -47,11 +50,17 @@ stage:
 # 主动授权，网关主动给应用，添加访问网关所有资源的权限
 grant_permissions:
   - bk_app_code: "{{ settings.BK_APP_CODE }}"
+    # 按网关授权，包括网关下所有资源，包括未来新创建的资源
+    grant_dimension: "gateway"
 
 # 应用申请指定网关所有资源的权限，待网关管理员审批后，应用才可访问网关资源
 apply_permissions:
   - api_name: "{{ settings.BK_APIGW_NAME }}"
 
+# 为网关添加关联应用，关联应用可以通过网关 bk-apigateway 的接口操作网关数据；每个网关最多可有 10 个关联应用
+related_apps:
+  - "{{ settings.BK_APP_CODE }}"
+
 # 网关资源，建议资源配置采用单独的配置文件，可通过网关管理端导出资源配置
 resources:
   swagger: "2.0"
diff --git a/sdks/apigw-manager/pyproject.toml b/sdks/apigw-manager/pyproject.toml
index 309c14ac..21956fe6 100644
--- a/sdks/apigw-manager/pyproject.toml
+++ b/sdks/apigw-manager/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "apigw-manager"
-version = "2.0.1"
+version = "2.0.2"
 description = "The SDK for managing blueking gateway resource."
 readme = "README.md"
 authors = ["blueking <blueking@tencent.com>"]
diff --git a/sdks/apigw-manager/src/apigw_manager/apigw/command.py b/sdks/apigw-manager/src/apigw_manager/apigw/command.py
index 9d26ab7e..9ca9ab1a 100644
--- a/sdks/apigw-manager/src/apigw_manager/apigw/command.py
+++ b/sdks/apigw-manager/src/apigw_manager/apigw/command.py
@@ -9,6 +9,7 @@
  * specific language governing permissions and limitations under the License.
 """
 import os
+import sys
 import typing
 
 from django.conf import settings
@@ -16,6 +17,7 @@
 
 from apigw_manager.apigw.helper import Definition
 from apigw_manager.apigw.utils import get_configuration, parse_value_list
+from apigw_manager.core.exceptions import ApiResponseError
 from apigw_manager.core.fetch import Fetcher
 from apigw_manager.core.permission import Manager as PermissionManager
 from apigw_manager.core.sync import Synchronizer
@@ -32,6 +34,19 @@ def add_arguments(self, parser):
     def get_configuration(self, **kwargs):
         return get_configuration(**{k: v for k, v in kwargs.items() if v is not None})
 
+    def handle(self, *args, **kwargs):
+        configuration = self.get_configuration(**kwargs)
+        manager = self.manager_class(configuration)
+
+        try:
+            self.do(manager=manager, configuration=configuration, *args, **kwargs)
+        except ApiResponseError as err:
+            self.stderr.write(str(err))
+            sys.exit(1)
+
+    def do(self, manager, configuration, *args, **kwargs):
+        pass
+
 
 class DefinitionCommand(ApiCommand):
     default_namespace = ""
@@ -67,16 +82,20 @@ def get_definition(self, define, file, namespace, **kwargs):
 
         return definition.get(namespace, {})
 
-    def do(self, manager, definition, *args, **kwargs):
-        pass
-
     def handle(self, *args, **kwargs):
         configuration = self.get_configuration(**kwargs)
 
         manager = self.manager_class(configuration)
         definition = self.get_definition(**kwargs)
 
-        self.do(manager=manager, definition=definition, configuration=configuration, *args, **kwargs)
+        try:
+            self.do(manager=manager, definition=definition, configuration=configuration, *args, **kwargs)
+        except ApiResponseError as err:
+            self.stderr.write(str(err))
+            sys.exit(1)
+
+    def do(self, manager, definition, *args, **kwargs):
+        pass
 
 
 class FetchCommand(ApiCommand):
diff --git a/sdks/apigw-manager/src/apigw_manager/apigw/helper.py b/sdks/apigw-manager/src/apigw_manager/apigw/helper.py
index cdf63aaf..65a1b87d 100644
--- a/sdks/apigw-manager/src/apigw_manager/apigw/helper.py
+++ b/sdks/apigw-manager/src/apigw_manager/apigw/helper.py
@@ -27,6 +27,8 @@
 class Definition:
     """Gateway model definitions"""
 
+    valid_spec_versions = ["1"]
+
     @classmethod
     def load_from(cls, path, dictionary):
         with open(path) as fp:
@@ -41,7 +43,20 @@ def load(cls, definition, dictionary):
         return cls(rendered)
 
     def __init__(self, definition):
-        self.loaded = yaml_load(definition)
+        loaded = yaml_load(definition)
+
+        self._check_spec_version(loaded)
+
+        self.loaded = loaded
+
+    def _check_spec_version(self, definition):
+        spec_version = definition.get("spec_version")
+        if not spec_version:
+            logger.warning("please add `spec_version: 1` to definition.yaml")
+            return
+
+        if str(spec_version) not in self.valid_spec_versions:
+            raise ValueError("spec_version configured in definition.yaml is wrong, choices: 1")
 
     def _get_namespace_list(self, namespace):
         if not namespace:
diff --git a/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/add_related_apps.py b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/add_related_apps.py
new file mode 100644
index 00000000..f5a1e5d3
--- /dev/null
+++ b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/add_related_apps.py
@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+"""
+ * TencentBlueKing is pleased to support the open source community by making 蓝鲸智云-蓝鲸 PaaS 平台(BlueKing-PaaS) available.
+ * Copyright (C) 2017-2021 THL A29 Limited, a Tencent company. All rights reserved.
+ * Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://opensource.org/licenses/MIT
+ * 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.
+"""
+from apigw_manager.apigw.command import SyncCommand
+from apigw_manager.core.exceptions import ApiResponseError
+
+
+class Command(SyncCommand):
+    """Add related apps for gateway"""
+
+    default_namespace = "related_apps"
+
+    def do(self, manager, definition, *args, **kwargs):
+        if not definition:
+            print("no related apps found, skip")
+            return
+
+        try:
+            manager.add_related_apps(target_app_codes=definition)
+        except ApiResponseError as err:
+            print("warning!! Add related apps error, %s" % str(err))
+            return
+
+        print(
+            "Add related apps for gateway %s: %s"
+            % (
+                manager.config.api_name,
+                ", ".join(definition)
+            )
+        )
diff --git a/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/fetch_apigw_public_key.py b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/fetch_apigw_public_key.py
index 2b12e430..1f454a9a 100644
--- a/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/fetch_apigw_public_key.py
+++ b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/fetch_apigw_public_key.py
@@ -8,6 +8,8 @@
  * 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.
 """
+import sys
+
 from apigw_manager.apigw import helper
 from apigw_manager.apigw.command import FetchCommand
 
@@ -25,9 +27,7 @@ def add_arguments(self, parser):
         parser.add_argument("--bk-app-secret", dest="bk_app_secret", help="app secret")
         parser.add_argument("--no-save", default=False, action="store_true", help="do not save the public key")
 
-    def handle(self, print_, no_save, *args, **kwargs):
-        configuration = self.get_configuration(**kwargs)
-        manager = self.manager_class(configuration)
+    def do(self, manager, configuration, print_, no_save, *args, **kwargs):
         result = manager.public_key()
 
         if print_:
diff --git a/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/grant_apigw_permissions.py b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/grant_apigw_permissions.py
index 7187c52c..f2d9038f 100644
--- a/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/grant_apigw_permissions.py
+++ b/sdks/apigw-manager/src/apigw_manager/apigw/management/commands/grant_apigw_permissions.py
@@ -23,14 +23,18 @@ def do(self, manager, definition, *args, **kwargs):
 
         for permission in definition:
             permission.setdefault("target_app_code", permission.pop("bk_app_code", None))
-            permission.setdefault("grant_dimension", "api")
 
-            manager.grant_permission(**permission)
+            grant_dimension = permission.pop("grant_dimension", "api")
+            if grant_dimension == "gateway":
+                grant_dimension = "api"
+
+            manager.grant_permission(grant_dimension=grant_dimension, **permission)
+
             print(
-                "Granted API gateway %s permission for app code %s, dimension %s"
+                "Granted gateway %s permission for app code %s, dimension %s"
                 % (
                     manager.config.api_name,
                     permission["target_app_code"],
-                    permission["grant_dimension"],
+                    grant_dimension,
                 )
             )
diff --git a/sdks/apigw-manager/src/apigw_manager/core/exceptions.py b/sdks/apigw-manager/src/apigw_manager/core/exceptions.py
index e7ca9bed..9ab88e26 100644
--- a/sdks/apigw-manager/src/apigw_manager/core/exceptions.py
+++ b/sdks/apigw-manager/src/apigw_manager/core/exceptions.py
@@ -18,20 +18,18 @@ def __str__(self):
         return self.operation_id
 
 
-class ApiResultError(Exception):
-    def __init__(self, code, message):
-        self.code = code
+class ApiResponseError(Exception):
+    """There was an exception that occurred while handling the response"""
+    def __init__(self, message):
         self.message = message
 
     def __str__(self):
-        return "code: %s, %s" % (self.code, self.message)
+        return self.message
 
-
-class ApiRequestError(Exception):
-    def __init__(self, status_code, code, message):
-        self.status_code = status_code
+class ApiResultError(ApiResponseError):
+    def __init__(self, code, message):
         self.code = code
         self.message = message
 
     def __str__(self):
-        return "status_code: %s, code: %s, %s" % (self.status_code, self.code, self.message)
+        return "code: %s, %s" % (self.code, self.message)
\ No newline at end of file
diff --git a/sdks/apigw-manager/src/apigw_manager/core/handler.py b/sdks/apigw-manager/src/apigw_manager/core/handler.py
index 4ca73f48..125161b4 100644
--- a/sdks/apigw-manager/src/apigw_manager/core/handler.py
+++ b/sdks/apigw-manager/src/apigw_manager/core/handler.py
@@ -15,8 +15,8 @@
 from bkapi.bk_apigateway.client import Client as BKAPIGatewayClient
 from future.utils import raise_from
 
-from apigw_manager.core.exceptions import ApiException, ApiRequestError, ApiResultError
-from bkapi_client_core.exceptions import HTTPResponseError
+from apigw_manager.core.exceptions import ApiException, ApiResponseError, ApiResultError
+from bkapi_client_core.exceptions import ResponseError
 
 if typing.TYPE_CHECKING:
     from apigw_manager.core import configuration
@@ -92,8 +92,9 @@ def _call(self, operation, files=None, **kwargs):
 
         try:
             return operation(**data)
-        except HTTPResponseError as err:
-            raise_from(self._convert_operation_exception(err), err)
+        except ResponseError as err:
+            message = "%s\n%s\nResponse: %s" % (err, err.curl_command, err.response_text)
+            raise ApiResponseError(message)
         except Exception as err:
             raise_from(ApiException(operation_id), err)
 
@@ -107,19 +108,3 @@ def _parse_result(self, result, convertor, code=0):
             )
 
         return convertor(result)
-
-    def _convert_operation_exception(self, err: HTTPResponseError):
-        response = err.response
-        if response is None or response.status_code / 100 != 4:
-            return err
-
-        try:
-            result = response.json()
-        except Exception:
-            return err
-
-        return ApiRequestError(
-            response.status_code,
-            result.get("code"),
-            result.get("message"),
-        )
diff --git a/sdks/apigw-manager/src/apigw_manager/core/sync.py b/sdks/apigw-manager/src/apigw_manager/core/sync.py
index 5cb8c553..e4612c08 100644
--- a/sdks/apigw-manager/src/apigw_manager/core/sync.py
+++ b/sdks/apigw-manager/src/apigw_manager/core/sync.py
@@ -34,3 +34,7 @@ def sync_resources_config(self, content, *args, **kwargs):
     def sync_resource_docs_by_archive(self, *args, **kwargs):
         result = self._call(self.client.api.import_resource_docs_by_archive, *args, **kwargs)
         return self._parse_result(result, itemgetter("data"))
+
+    def add_related_apps(self, *args, **kwargs):
+        result = self._call(self.client.api.add_related_apps, *args, **kwargs)
+        return self._parse_result(result, itemgetter("data"))
\ No newline at end of file
diff --git a/sdks/apigw-manager/tests/apigw_manager/core/test_hander.py b/sdks/apigw-manager/tests/apigw_manager/core/test_hander.py
index df5e4af4..2a963ce3 100644
--- a/sdks/apigw-manager/tests/apigw_manager/core/test_hander.py
+++ b/sdks/apigw-manager/tests/apigw_manager/core/test_hander.py
@@ -11,7 +11,7 @@
 from faker import Faker
 from pytest import fixture, raises
 
-from apigw_manager.core.exceptions import ApiRequestError
+from apigw_manager.core.exceptions import ApiResponseError
 from apigw_manager.core.handler import Handler
 from bkapi_client_core.exceptions import HTTPResponseError
 
@@ -90,12 +90,12 @@ def test_call_with_cache(self, handler: Handler, operation, operation_id, faker,
 
     def test_call_connect_error(self, handler: Handler, operation):
         operation.side_effect = HTTPResponseError()
-        with raises(HTTPResponseError):
+        with raises(ApiResponseError):
             handler._call(operation)
 
     def test_call_server_error(self, handler: Handler, operation, mocker):
         operation.side_effect = HTTPResponseError(response=mocker.MagicMock(status_code=500))
-        with raises(HTTPResponseError):
+        with raises(ApiResponseError):
             handler._call(operation)
 
     def test_call_request_error(self, handler: Handler, operation, mocker):
@@ -106,7 +106,7 @@ def test_call_request_error(self, handler: Handler, operation, mocker):
             )
         )
 
-        with raises(ApiRequestError):
+        with raises(ApiResponseError):
             handler._call(operation)
 
     def test_call_request_error_with_no_json(self, handler: Handler, operation, mocker):
@@ -117,5 +117,5 @@ def test_call_request_error_with_no_json(self, handler: Handler, operation, mock
             )
         )
 
-        with raises(HTTPResponseError):
+        with raises(ApiResponseError):
             handler._call(operation)