Add sleep to avoid rate limits

basic_agent.py

@@ -1,5 +1,6 @@
 import os
 import re
+import asyncio
 
 from tavily import AsyncTavilyClient
 from llama_index.core.tools import FunctionTool
@@ -179,6 +180,9 @@ class BasicAgent:
                 print(f"🔨 Calling Tool: {event.tool_name}")
                 print(f"  With arguments: {event.tool_kwargs}")
 
+            # Avoid ratelimits
+            await asyncio.sleep(0.5)
+
         if self.langfuse:
             self.instrumentor.flush()