diff --git a/bot/chatgpt/chat_gpt_bot.py b/bot/chatgpt/chat_gpt_bot.py
index 3ade252..e2d05c8 100644
--- a/bot/chatgpt/chat_gpt_bot.py
+++ b/bot/chatgpt/chat_gpt_bot.py
@@ -86,6 +86,7 @@ class ChatGPTBot(Bot,OpenAIImage):
             "top_p":1,
             "frequency_penalty":conf().get('frequency_penalty', 0.0),  # [-2,2]之间，该值越大则更倾向于产生不同的内容
             "presence_penalty":conf().get('presence_penalty', 0.0),  # [-2,2]之间，该值越大则更倾向于产生不同的内容
+            "request_timeout": conf().get('request_timeout', 30),  # 请求超时时间
         }
 
     def reply_text(self, session:ChatGPTSession, session_id, retry_count=0) -> dict:
diff --git a/channel/chat_channel.py b/channel/chat_channel.py
index 78b2775..2582b63 100644
--- a/channel/chat_channel.py
+++ b/channel/chat_channel.py
@@ -245,7 +245,7 @@ class ChatChannel(Channel):
         session_id = context['session_id']
         with self.lock:
             if session_id not in self.sessions:
-                self.sessions[session_id] = (queue.Queue(), threading.BoundedSemaphore(1))
+                self.sessions[session_id] = (queue.Queue(), threading.BoundedSemaphore(conf().get("concurrency_in_session", 1)))
             self.sessions[session_id][0].put(context)
 
     # 消费者函数，单独线程，用于从消息队列中取出消息并处理
diff --git a/config.py b/config.py
index d455f45..1cdd6f1 100644
--- a/config.py
+++ b/config.py
@@ -27,6 +27,7 @@ available_setting = {
     "group_chat_in_one_session": ["ChatGPT测试群"],  # 支持会话上下文共享的群名称
     "trigger_by_self": False,  # 是否允许机器人触发
     "image_create_prefix": ["画", "看", "找"],  # 开启图片回复的前缀
+    "concurrency_in_session": 1, # 同一会话最多有多少条消息在处理中，大于1可能乱序
 
     # chatgpt会话参数
     "expires_in_seconds": 3600,  # 无操作会话的过期时间
@@ -43,6 +44,7 @@ available_setting = {
     "top_p": 1,
     "frequency_penalty": 0,
     "presence_penalty": 0,
+    "request_timeout": 30,  # chatgpt请求超时时间
 
     # 语音设置
     "speech_recognition": False,  # 是否开启语音识别