diff --git a/doc/3.9.5.81.md b/doc/3.9.5.81.md
index 8958bfc..8f3b8c6 100644
--- a/doc/3.9.5.81.md
+++ b/doc/3.9.5.81.md
@@ -874,7 +874,7 @@ enableHttp=0时，使用ip，port的tcp服务回传消息。
 ```
 
 
-#### 16.hook日志**
+#### 17.hook日志**
 ###### 接口功能
 > hook微信日志，输出在wechat安装目录的logs目录下
 
@@ -953,4 +953,44 @@ enableHttp=0时，使用ip，port的tcp服务回传消息。
     "data": null,
     "msg": "success"
 }
+```
+
+#### 19.建群**
+###### 接口功能
+> 建群（不建议使用，容易被封，测试期间被封了，无法保证效果）
+
+###### 接口地址
+> [/api/createChatRoom](/api/createChatRoom)
+
+###### HTTP请求方式
+> POST  JSON
+
+###### 请求参数
+|参数|必选|类型|说明|
+|---|---|---|---|
+|memberIds|string|群成员id，以,分割|
+
+
+###### 返回字段
+|返回字段|字段类型|说明                              |
+|---|---|---|
+|code|int|返回状态,0成功, -1失败|
+|msg|string|成功提示|
+|data|object|null|
+
+
+###### 接口示例
+
+入参：
+``` javascript
+
+
+```
+响应：
+``` javascript
+{
+    "code": 1,
+    "data": null,
+    "msg": "success"
+}
 ```
\ No newline at end of file
diff --git a/src/http_server_callback.cc b/src/http_server_callback.cc
index f4f1b7e..7694606 100644
--- a/src/http_server_callback.cc
+++ b/src/http_server_callback.cc
@@ -380,6 +380,14 @@ std::string HttpDispatch(struct mg_connection *c, struct mg_http_message *hm) {
         {"code", success}, {"msg", "success"}, {"data", {}}};
     ret = ret_data.dump();
     return ret;
+  } else if (mg_http_match_uri(hm, "/api/createChatRoom")) {
+    std::vector<std::wstring> wxids = GetArrayParam(j_param, "memberIds");
+    INT64 success =
+        wxhelper::GlobalContext::GetInstance().mgr->CreateChatRoom(wxids);
+    nlohmann::json ret_data = {
+        {"code", success}, {"msg", "success"}, {"data", {}}};
+    ret = ret_data.dump();
+    return ret;
   } else {
     nlohmann::json ret_data = {
         {"code", 200}, {"data", {}}, {"msg", "not support url"}};
diff --git a/src/manager.cc b/src/manager.cc
index 5fa99ec..9bf4e53 100644
--- a/src/manager.cc
+++ b/src/manager.cc
@@ -552,4 +552,25 @@ INT64 Manager::InviteMemberToChatRoom(const std::wstring &room_id,
                    reinterpret_cast<UINT64>(&temp));
   return success;
 }
+
+INT64 Manager::CreateChatRoom(const std::vector<std::wstring>& wxids){
+  INT64 success = -1;
+  UINT64 get_chat_room_mgr_addr = base_addr_ + offset::kChatRoomMgr;
+  UINT64 create_chat_room_addr = base_addr_ + offset::kCreateChatRoom;
+  func::__GetChatRoomMgr get_chat_room_mgr =
+      (func::__GetChatRoomMgr)get_chat_room_mgr_addr;
+  func::__CreateChatRoom create_chat_room =
+      (func::__CreateChatRoom)create_chat_room_addr;
+  std::vector<prototype::WeChatString> wxid_list;
+  common::VectorInner *list = (common::VectorInner *)&wxid_list;
+  INT64 head = (INT64)&list->start;
+  for (int i = 0; i < wxids.size(); i++) {
+    prototype::WeChatString id(wxids[i]);
+    wxid_list.push_back(id);
+  }
+  INT64 end = list->end;
+  UINT64 mgr = get_chat_room_mgr();
+  success = create_chat_room(mgr, head, end);
+  return success;
+}
 } // namespace wxhelper
\ No newline at end of file
diff --git a/src/manager.h b/src/manager.h
index 1a5edb9..f1edf3c 100644
--- a/src/manager.h
+++ b/src/manager.h
@@ -29,6 +29,7 @@ class Manager {
   INT64 RemoveTopMsg(const std::wstring& room_id,ULONG64 msg_id);
   INT64 InviteMemberToChatRoom(const std::wstring& room_id,
                                const std::vector<std::wstring>& wxids);
+  INT64 CreateChatRoom(const std::vector<std::wstring>& wxids);
 
  private:
   UINT64 base_addr_;
diff --git a/src/wechat_function.h b/src/wechat_function.h
index 028a80b..9656d40 100644
--- a/src/wechat_function.h
+++ b/src/wechat_function.h
@@ -237,6 +237,9 @@ typedef UINT64 (*__DoTopMsg)(UINT64,UINT64);
 typedef UINT64 (*__RemoveTopMsg)(UINT64,UINT64,UINT64);
 typedef UINT64 (*__InviteMemberToChatRoom)(UINT64,UINT64,UINT64,UINT64);
 
+typedef UINT64 (*__CreateChatRoom)(UINT64,UINT64,UINT64);
+
+
 }  // namespace function
 namespace prototype {
 
@@ -338,6 +341,8 @@ const UINT64 kRemoveTopMsg = 0xe787b0;
 const UINT64 kInviteMember = 0xe63650;
 const UINT64 kHookLog = 0x1304e60;
 
+const UINT64 kCreateChatRoom = 0xe63340;
+
 }  // namespace offset
 }  // namespace V3_9_5_81