diff --git a/src/avalan/server/routers/mcp.py b/src/avalan/server/routers/mcp.py
index d64fd464..61e9f439 100644
--- a/src/avalan/server/routers/mcp.py
+++ b/src/avalan/server/routers/mcp.py
@@ -1054,12 +1054,14 @@ def _tool_call_event_item(event: Event) -> dict[str, JSONValue] | None:
             }
     if isinstance(event.payload, list) and event.payload:
         call = event.payload[0]
+    elif isinstance(event.payload, dict):
+        calls = event.payload.get("calls")
+        if isinstance(calls, list) and calls:
+            call = calls[0]
+        else:
+            call = event.payload.get("call")
     else:
-        call = (
-            event.payload.get("call")
-            if isinstance(event.payload, dict)
-            else None
-        )
+        call = None
     if call is None:
         return None
     return {
diff --git a/tests/server/mcp_router_test.py b/tests/server/mcp_router_test.py
index e03b45df..e919161d 100644
--- a/tests/server/mcp_router_test.py
+++ b/tests/server/mcp_router_test.py
@@ -337,6 +337,13 @@ def test_tool_call_event_item_variants(self) -> None:
         dict_item = mcp_router._tool_call_event_item(dict_event)
         self.assertEqual(dict_item["name"], "run")
 
+        dict_calls_event = Event(
+            type=EventType.TOOL_PROCESS,
+            payload={"calls": [call]},
+        )
+        dict_calls_item = mcp_router._tool_call_event_item(dict_calls_event)
+        self.assertEqual(dict_calls_item["id"], "c1")
+
         none_event = Event(type=EventType.TOOL_PROCESS, payload=None)
         self.assertIsNone(mcp_router._tool_call_event_item(none_event))