diff --git a/app.py b/app.py
index 4989b10..c8fa703 100644
--- a/app.py
+++ b/app.py
@@ -9,6 +9,8 @@ sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'src'))
 from database.mongodb import initialize_db
 from routes import blueprint_api
 from settings.dev import LOGGING
+from settings.common import INSTANCE, VERSION
+from common.utils import make_response
 
 
 # 日志配置
@@ -26,6 +28,20 @@ initialize_db(app)
 app.register_blueprint(blueprint_api)
 
 
+@app.after_request
+def mark_global_header(resp):
+    """全局 header """
+    # 标记当前提供服务的实例
+    resp.headers["Instance"] = INSTANCE
+    return resp
+
+
+@app.route('/info')
+def app_info():
+    """返回实例信息，实例版本、实例ID"""
+    return make_response(200, 1000, "success", version=VERSION, instance=INSTANCE)
+
+
 if __name__ == '__main__':
     app.run(host='0.0.0.0', port=5001, debug=True)
 
diff --git a/settings/common.py b/settings/common.py
index f76d8d3..a1f34bc 100644
--- a/settings/common.py
+++ b/settings/common.py
@@ -1,4 +1,7 @@
 
+VERSION = "v1"
+INSTANCE = "9e5da0b3-565f-11ec-b095-18c04d9eb245"
+
 # API static token 允许请求的静态token
 X_TOKEN_SET = (
     "51ab21fa323a11eca1af000c2993d583",  #
diff --git a/src/asset/routes.py b/src/asset/routes.py
index b44746c..75e649b 100644
--- a/src/asset/routes.py
+++ b/src/asset/routes.py
@@ -5,9 +5,9 @@ from asset import views
 
 
 # 当前app的蓝图，以app名为前缀
-asset = Blueprint('asset', __name__, url_prefix="/asset")
+asset_v1 = Blueprint('asset', __name__, url_prefix="/asset")
 
 # 增加路由
-api = Api(asset)
+api = Api(asset_v1)
 api.add_resource(views.HostViews, '/host/', endpoint="host")
 api.add_resource(views.HostDetailViews, '/host/<string:pk>/', endpoint="host-detail")
diff --git a/src/project/routes.py b/src/project/routes.py
index 8d275f0..a4ea2be 100644
--- a/src/project/routes.py
+++ b/src/project/routes.py
@@ -5,10 +5,10 @@ from project.views import views, operation
 
 
 # 当前app的蓝图，以app名为前缀
-project = Blueprint('project', __name__, url_prefix="/project")
+project_v1 = Blueprint('project', __name__, url_prefix="/project")
 
 # 增加路由
-api = Api(project)
+api = Api(project_v1)
 # 项目模型的视图
 api.add_resource(views.ProjectViews, '/item/', endpoint="project")
 api.add_resource(views.ProjectDetailViews, '/item/<string:pk>/', endpoint="project-detail")
@@ -25,3 +25,11 @@ api.add_resource(operation.ServerSyncView, '/server/sync/', endpoint="server-syn
 
 # 机器信息
 api.add_resource(operation.AgentInfo, '/agent/info/<string:agent_id>/', endpoint="agent-info")
+
+
+# # 接口版本v2
+# project_v2 = Blueprint('project', __name__, url_prefix="/project")
+# # 增加路由
+# api = Api(project_v2)
+# # 项目模型的视图
+# api.add_resource(views.ProjectViews, '/item/', endpoint="project_v2")
diff --git a/src/routes.py b/src/routes.py
index 5031ee9..0a86620 100644
--- a/src/routes.py
+++ b/src/routes.py
@@ -1,10 +1,19 @@
 from flask import Blueprint
-from project.routes import project
-from asset.routes import asset
-
+from project.routes import project_v1
+# from project.routes import project_v2
+from asset.routes import asset_v1
 
 blueprint_api = Blueprint('api-main', __name__, url_prefix='/api')
 
-# 注册子蓝图，嵌套
-blueprint_api.register_blueprint(asset)
-blueprint_api.register_blueprint(project)
+# 接口版本v1
+api_v1 = Blueprint('api-v1', __name__, url_prefix='/v1')
+api_v1.register_blueprint(asset_v1)
+api_v1.register_blueprint(project_v1)
+
+# 接口版本v2
+# api_v2 = Blueprint('api-v2', __name__, url_prefix='/v2')
+# api_v2.register_blueprint(project_v2)
+
+# 注册子蓝图，嵌套版本
+blueprint_api.register_blueprint(api_v1)
+# blueprint_api.register_blueprint(api_v2)