diff --git a/webui/src/data.ts b/webui/src/data.ts
index 9b5aca9..11e3887 100644
--- a/webui/src/data.ts
+++ b/webui/src/data.ts
@@ -27,6 +27,8 @@
     cache_creation_input_tokens: number;
     total_cost_usd: number;
   };
+  outstanding_llm_calls?: number;
+  outstanding_tool_calls?: string[];
 }
 
 /**