diff --git a/app/fanout/bot_exec.py b/app/fanout/bot_exec.py
index 878c66f..edf93d0 100644
--- a/app/fanout/bot_exec.py
+++ b/app/fanout/bot_exec.py
@@ -39,6 +39,9 @@ BOT_MESSAGE_SPACING = 2.0
 _bot_send_lock = asyncio.Lock()
 _last_bot_send_time: float = 0.0
 
+# global container for persistent data storage between bot executions, will be added to execution namespace
+_bot_globals: dict[str, Any] = {}
+
 
 @dataclass(frozen=True)
 class BotCallPlan:
@@ -194,6 +197,7 @@ def execute_bot_code(
     # Build execution namespace with allowed imports
     namespace: dict[str, Any] = {
         "__builtins__": __builtins__,
+        "_bot_globals": _bot_globals,
     }
 
     try:
diff --git a/frontend/src/components/settings/SettingsFanoutSection.tsx b/frontend/src/components/settings/SettingsFanoutSection.tsx
index 70dd277..9ef0726 100644
--- a/frontend/src/components/settings/SettingsFanoutSection.tsx
+++ b/frontend/src/components/settings/SettingsFanoutSection.tsx
@@ -103,6 +103,15 @@ const DEFAULT_BOT_CODE = `def bot(**kwargs) -> str | list[str] | None:
     # Don't reply to our own outgoing messages
     if is_outgoing:
         return None
+    
+    # If you want to make use of persistant data between calls to this function, 
+    # you can put that data into the global _bot_globals dictionary, e.g.:
+    #
+    # bot_globals = globals()["_bot_globals"] 
+    # if not "known_sender_names" in bot_globals:
+    #     bot_globals["known_sender_names"] = set()
+    #
+    # bot_globals["known_sender_names"].add(sender_name)
 
     # Example: Only respond in #bot channel to "!pling" command
     if channel_name == "#bot" and "!pling" in message_text.lower():