diff --git a/whispering/serve.py b/whispering/serve.py
index 1399a3c..1c4bdad 100644
--- a/whispering/serve.py
+++ b/whispering/serve.py
@@ -28,6 +28,19 @@ async def serve_with_websocket_main(websocket):
 
         if isinstance(message, str):
             logger.debug(f"Got str: {message}")
+            d = json.loads(message)
+            v = d.get("context")
+            if v is not None:
+                ctx = Context.parse_obj(v)
+            else:
+                await websocket.send(
+                    json.dumps(
+                        {
+                            "error": "unsupported message",
+                        }
+                    )
+                )
+                return
             continue
 
         logger.debug(f"Message size: {len(message)}")
diff --git a/whispering/websocket_client.py b/whispering/websocket_client.py
index f59de38..1bcbe26 100644
--- a/whispering/websocket_client.py
+++ b/whispering/websocket_client.py
@@ -38,6 +38,9 @@ async def transcribe_from_mic_and_send(
         callback=sd_callback,
     ):
         async with websockets.connect(uri, max_size=999999999) as ws:  # type:ignore
+            logger.debug("Sent context")
+            await ws.send(ctx.json())
+
             idx: int = 0
             while True: