diff --git a/src/plugins/chat/bot.py b/src/plugins/chat/bot.py
index 345e49c08..7c5bc9dd1 100644
--- a/src/plugins/chat/bot.py
+++ b/src/plugins/chat/bot.py
@@ -147,6 +147,10 @@ class ChatBot:
         )
 
         response = None
+
+        if message.message_info.additional_config:
+            if "maimcore_reply_probability_gain" in message.message_info.additional_config.keys():
+                reply_probability += message.message_info.additional_config["maimcore_reply_probability_gain"]
         # 开始组织语言
         if random() < reply_probability:
             bot_user_info = UserInfo(
diff --git a/src/plugins/message/message_base.py b/src/plugins/message/message_base.py
index 3f3d1eea1..ea5c3daef 100644
--- a/src/plugins/message/message_base.py
+++ b/src/plugins/message/message_base.py
@@ -171,6 +171,7 @@ class BaseMessageInfo:
     user_info: Optional[UserInfo] = None
     format_info: Optional[FormatInfo] = None
     template_info: Optional[TemplateInfo] = None
+    additional_config: Optional[dict] = None
 
     def to_dict(self) -> Dict:
         """转换为字典格式"""
@@ -201,6 +202,7 @@ class BaseMessageInfo:
             platform=data.get("platform"),
             message_id=data.get("message_id"),
             time=data.get("time"),
+            additional_config=data.get("additional_config", None),
             group_info=group_info,
             user_info=user_info,
             format_info=format_info,