diff --git a/client/tool/ArcGisPro.cs b/client/tool/ArcGisPro.cs
new file mode 100644
index 0000000..64e38d9
--- /dev/null
+++ b/client/tool/ArcGisPro.cs
@@ -0,0 +1,6 @@
+namespace LinkToolAddin.client.tool;
+
+public class ArcGisPro
+{
+    
+}
\ No newline at end of file
diff --git a/host/McpServerList.cs b/host/McpServerList.cs
new file mode 100644
index 0000000..48f66c4
--- /dev/null
+++ b/host/McpServerList.cs
@@ -0,0 +1,6 @@
+namespace LinkToolAddin.host;
+
+public class McpServerList
+{
+    
+}
\ No newline at end of file
diff --git a/host/mcp/InnerMcpServer.cs b/host/mcp/InnerMcpServer.cs
new file mode 100644
index 0000000..ccf5884
--- /dev/null
+++ b/host/mcp/InnerMcpServer.cs
@@ -0,0 +1,6 @@
+namespace LinkToolAddin.host.mcp;
+
+public class InnerMcpServer
+{
+    
+}
\ No newline at end of file
diff --git a/host/mcp/McpToolDefinition.cs b/host/mcp/McpToolDefinition.cs
new file mode 100644
index 0000000..3bd9adc
--- /dev/null
+++ b/host/mcp/McpToolDefinition.cs
@@ -0,0 +1,6 @@
+namespace LinkToolAddin.host.mcp;
+
+public class McpDefinition
+{
+    
+}
\ No newline at end of file