diff --git a/README.md b/README.md
index c7c8758..8fae3a4 100644
--- a/README.md
+++ b/README.md
@@ -11,77 +11,6 @@ Communication JSON RPC protocol and implementation with Unity Scene.
 
 See [API.md](API.md) for detailed request/response formats.
 
-## Comm model
-
-```plantuml
-@startuml
-box ClientProcess #LightBlue
-Participant Caller
-Participant CloudPointClient
-Participant TCPClient
-end box
-box UnityProcess #LightGreen
-Participant TCPServer
-Participant CloudPointServer
-Participant UnityWorld
-end box
-UnityWorld -> CloudPointServer : init thread
-activate CloudPointServer
-CloudPointServer -> TCPServer : await for connection
-activate TCPServer
-->CloudPointClient : init thread
-activate CloudPointClient
-CloudPointClient -> TCPClient : createConnection
-TCPClient -> TCPServer : establish connection
-TCPServer -> CloudPointServer : established
-deactivate TCPServer
-CloudPointServer -> TCPServer : await for calls
-
-TCPServer -> TCPServer : await for packet
-Caller -> CloudPointClient : I want something
-activate CloudPointClient
-CloudPointClient -> CloudPointClient : CallMethod<Something>
-CloudPointClient -> TCPClient : send(message)
-activate TCPClient
-TCPClient -> TCPServer : packet send
-TCPServer -> TCPServer : await for packet
-activate TCPServer
-TCPServer -> TCPServer : read packet
-TCPServer -> TCPClient : packet read
-TCPClient -> CloudPointClient : done
-deactivate TCPClient
-CloudPointClient -> TCPClient : await for response
-activate TCPClient
-TCPClient -> TCPClient : await for packet
-TCPServer -> CloudPointServer : callMethod
-activate CloudPointServer
-CloudPointServer -> UnityWorld : addToStaticQueue
-
-UnityWorld -> UnityWorld : read from queue
-activate UnityWorld
-UnityWorld -> UnityWorld : callMethod
-UnityWorld -> CloudPointServer: set task return value
-deactivate UnityWorld
-CloudPointServer -> TCPServer : return task
-deactivate CloudPointServer
-TCPServer -> TCPClient : send response
-TCPClient -> TCPServer : response read
-TCPClient -> CloudPointClient : response received
-TCPServer -> CloudPointServer : done
-deactivate TCPServer
-CloudPointClient -> Caller : here what you wanted
-deactivate CloudPointClient
-
-Caller ->  CloudPointClient : destruct
-CloudPointClient -> TCPClient : finish waiting
-deactivate TCPClient
-deactivate CloudPointClient
-UnityWorld -> CloudPointServer : destruct
-deactivate CloudPointServer
-
-@enduml
-```
-
 ## Development
 
 The project uses **Meson** build system and **C++20**.
@@ -150,3 +79,7 @@ You also can mount your own `config.yaml` to override the default settings:
 ```bash
 docker run --network=host -it -v $(pwd)/my_config.yaml:/app/config.yaml cloud-point-rpc
 ```
+
+## Communication model
+
+![Communicatoin model plantuml diagram](docs/cm.png)
diff --git a/docs/cm.png b/docs/cm.png
new file mode 100644
index 0000000..ff89b14
Binary files /dev/null and b/docs/cm.png differ
diff --git a/docs/communication_model.pu b/docs/communication_model.pu
new file mode 100644
index 0000000..72c879f
--- /dev/null
+++ b/docs/communication_model.pu
@@ -0,0 +1,66 @@
+@startuml comm
+box ClientProcess #LightBlue
+Participant Caller
+Participant CloudPointClient
+Participant TCPClient
+end box
+box UnityProcess #LightGreen
+Participant TCPServer
+Participant CloudPointServer
+Participant UnityWorld
+end box
+UnityWorld -> CloudPointServer : init thread
+activate CloudPointServer
+CloudPointServer -> TCPServer : await for connection
+activate TCPServer
+->CloudPointClient : init thread
+activate CloudPointClient
+CloudPointClient -> TCPClient : createConnection
+TCPClient -> TCPServer : establish connection
+TCPServer -> CloudPointServer : established
+deactivate TCPServer
+CloudPointServer -> TCPServer : await for calls
+
+TCPServer -> TCPServer : await for packet
+Caller -> CloudPointClient : I want something
+activate CloudPointClient
+CloudPointClient -> CloudPointClient : CallMethod<Something>
+CloudPointClient -> TCPClient : send(message)
+activate TCPClient
+TCPClient -> TCPServer : packet send
+TCPServer -> TCPServer : await for packet
+activate TCPServer
+TCPServer -> TCPServer : read packet
+TCPServer -> TCPClient : packet read
+TCPClient -> CloudPointClient : done
+deactivate TCPClient
+CloudPointClient -> TCPClient : await for response
+activate TCPClient
+TCPClient -> TCPClient : await for packet
+TCPServer -> CloudPointServer : callMethod
+activate CloudPointServer
+CloudPointServer -> UnityWorld : addToStaticQueue
+
+UnityWorld -> UnityWorld : read from queue
+activate UnityWorld
+UnityWorld -> UnityWorld : callMethod
+UnityWorld -> CloudPointServer: set task return value
+deactivate UnityWorld
+CloudPointServer -> TCPServer : return task
+deactivate CloudPointServer
+TCPServer -> TCPClient : send response
+TCPClient -> TCPServer : response read
+TCPClient -> CloudPointClient : response received
+TCPServer -> CloudPointServer : done
+deactivate TCPServer
+CloudPointClient -> Caller : here what you wanted
+deactivate CloudPointClient
+
+Caller ->  CloudPointClient : destruct
+CloudPointClient -> TCPClient : finish waiting
+deactivate TCPClient
+deactivate CloudPointClient
+UnityWorld -> CloudPointServer : destruct
+deactivate CloudPointServer
+
+@enduml