diff --git a/coolq/api.go b/coolq/api.go
index 6c0081c..43293c8 100644
--- a/coolq/api.go
+++ b/coolq/api.go
@@ -428,6 +428,17 @@ func (bot *CQBot) CQSetGroupLeave(groupId int64) MSG {
 	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
 }
 
+func (bot *CQBot) CQGetAtAllRemain(groupId int64) MSG {
+	if g := bot.Client.FindGroup(groupId); g != nil {
+		i, err := bot.Client.GetAtAllRemain(groupId)
+		if err != nil {
+			return Failed(100, "GROUP_REMAIN_API_ERROR", err.Error())
+		}
+		return OK(i)
+	}
+	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
+}
+
 // https://cqhttp.cc/docs/4.15/#/API?id=set_friend_add_request-%E5%A4%84%E7%90%86%E5%8A%A0%E5%A5%BD%E5%8F%8B%E8%AF%B7%E6%B1%82
 func (bot *CQBot) CQProcessFriendRequest(flag string, approve bool) MSG {
 	req, ok := bot.friendReqCache.Load(flag)
diff --git a/server/http.go b/server/http.go
index 2275d47..34c15d2 100644
--- a/server/http.go
+++ b/server/http.go
@@ -394,6 +394,11 @@ func GetStrangerInfo(s *httpServer, c *gin.Context) {
 	c.JSON(200, s.bot.CQGetStrangerInfo(uid))
 }
 
+func GetGroupAtAllRemain(s *httpServer, c *gin.Context) {
+	gid, _ := strconv.ParseInt(getParam(c, "group_id"), 10, 64)
+	c.JSON(200, s.bot.CQGetAtAllRemain(gid))
+}
+
 func HandleQuickOperation(s *httpServer, c *gin.Context) {
 	if c.Request.Method != "POST" {
 		c.AbortWithStatus(404)
@@ -514,6 +519,7 @@ var httpApi = map[string]func(s *httpServer, c *gin.Context){
 	".handle_quick_operation":    HandleQuickOperation,
 	".ocr_image":                 OcrImage,
 	"ocr_image":                  OcrImage,
+	"get_group_at_all_remain":    GetGroupAtAllRemain,
 	".get_word_slices":           GetWordSlices,
 }
 
diff --git a/server/websocket.go b/server/websocket.go
index dddbeec..468c2b3 100644
--- a/server/websocket.go
+++ b/server/websocket.go
@@ -536,6 +536,9 @@ var wsApi = map[string]func(*coolq.CQBot, gjson.Result) coolq.MSG{
 	"ocr_image": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
 		return bot.CQOcrImage(p.Get("image").Str)
 	},
+	"get_group_at_all_remain": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
+		return bot.CQGetAtAllRemain(p.Get("group_id").Int())
+	},
 	".get_word_slices": func(bot *coolq.CQBot, p gjson.Result) coolq.MSG {
 		return bot.CQGetWordSlices(p.Get("content").Str)
 	},