diff --git a/app/src/components/home/subscription/SubscriptionUsage.tsx b/app/src/components/home/subscription/SubscriptionUsage.tsx
index ff62e40..0efd170 100644
--- a/app/src/components/home/subscription/SubscriptionUsage.tsx
+++ b/app/src/components/home/subscription/SubscriptionUsage.tsx
@@ -31,7 +31,8 @@ function SubscriptionUsage({ icon, name, usage }: UsageProps) {
           </div>
         ) : (
           <div className={`sub-value`}>
-            <p>{usage.used}</p> / <p> {usage.total} </p>
+            <p>{usage.used}</p> /{" "}
+            <p> {usage.total === -1 ? "∞" : usage.total} </p>
           </div>
         )}
       </div>
diff --git a/app/src/dialogs/SubscriptionDialog.tsx b/app/src/dialogs/SubscriptionDialog.tsx
index d23044c..c0ead88 100644
--- a/app/src/dialogs/SubscriptionDialog.tsx
+++ b/app/src/dialogs/SubscriptionDialog.tsx
@@ -67,7 +67,9 @@ function PlanItem({ level }: PlanItemProps) {
         {plan.items.map((item, index) => (
           <div key={index}>
             <SubscriptionIcon type={item.icon} className={`h-4 w-4 mr-1`} />
-            {t("sub.plan-usage", { name: item.name, times: item.value })}
+            {item.value !== -1
+              ? t("sub.plan-usage", { name: item.name, times: item.value })
+              : t("sub.plan-unlimited-usage", { name: item.name })}
             <Tips>
               <div className={`api-tip text-center`}>
                 <p>{t("sub.plan-tip")}</p>
diff --git a/app/src/resources/i18n/cn.json b/app/src/resources/i18n/cn.json
index 9aafde7..4854e16 100644
--- a/app/src/resources/i18n/cn.json
+++ b/app/src/resources/i18n/cn.json
@@ -203,6 +203,7 @@
     "plan-price": "{{money}} 元/月",
     "include-tax": "含税",
     "plan-usage": "{{name}} 每月使用 {{times}} 次",
+    "plan-unlimited-usage": "{{name}} 无限次使用",
     "plan-tip": "可调用模型",
     "enterprise": "企业版",
     "enterprise-service": "优先技术支持",
diff --git a/app/src/resources/i18n/en.json b/app/src/resources/i18n/en.json
index f1f3cf4..c8e23ca 100644
--- a/app/src/resources/i18n/en.json
+++ b/app/src/resources/i18n/en.json
@@ -187,7 +187,8 @@
     "migrate-failed-prompt": "Your subscription migration failed.",
     "plan-usage": "{{name}} uses {{times}} times per month",
     "plan-tip": "Callable Model",
-    "disable": "This site's subscription feature has been turned off"
+    "disable": "This site's subscription feature has been turned off",
+    "plan-unlimited-usage": "{{name}} has unlimited uses"
   },
   "cancel": "Cancel",
   "confirm": "Confirm",
diff --git a/app/src/resources/i18n/ja.json b/app/src/resources/i18n/ja.json
index 1ea4baa..fc7c81d 100644
--- a/app/src/resources/i18n/ja.json
+++ b/app/src/resources/i18n/ja.json
@@ -187,7 +187,8 @@
     "migrate-failed-prompt": "サブスクリプションの変更に失敗しました。",
     "plan-usage": "{{name}}は月に{{times}}回使用",
     "plan-tip": "呼び出し可能なモデル",
-    "disable": "このサイトのサブスクリプション機能はオフになっています"
+    "disable": "このサイトのサブスクリプション機能はオフになっています",
+    "plan-unlimited-usage": "{{name}}は無制限に使用できます"
   },
   "cancel": "キャンセル",
   "confirm": "確認",
diff --git a/app/src/resources/i18n/ru.json b/app/src/resources/i18n/ru.json
index aa151d1..720b074 100644
--- a/app/src/resources/i18n/ru.json
+++ b/app/src/resources/i18n/ru.json
@@ -187,7 +187,8 @@
     "migrate-failed-prompt": "Ваша подписка не удалась.",
     "plan-usage": "{{name}} использует {{times}} раз в месяц",
     "plan-tip": "Вызываемая модель",
-    "disable": "Функция подписки на этом сайте отключена"
+    "disable": "Функция подписки на этом сайте отключена",
+    "plan-unlimited-usage": "{{name}} имеет неограниченное количество пользователей"
   },
   "cancel": "Отмена",
   "confirm": "Подтвердить",
diff --git a/app/src/routes/admin/Subscription.tsx b/app/src/routes/admin/Subscription.tsx
index 4e44c52..0cce545 100644
--- a/app/src/routes/admin/Subscription.tsx
+++ b/app/src/routes/admin/Subscription.tsx
@@ -462,6 +462,8 @@ function PlanConfig() {
                     </p>
                     <NumberInput
                       value={item.value}
+                      min={-1}
+                      acceptNegative={true}
                       onValueChange={(value: number) => {
                         formDispatch({
                           type: "set-item-value",
diff --git a/channel/plan.go b/channel/plan.go
index cbd605b..e5bddd0 100644
--- a/channel/plan.go
+++ b/channel/plan.go
@@ -225,10 +225,8 @@ func (p *PlanItem) IsExceeded(user globals.AuthLike, db *sql.DB, cache *redis.Cl
 }
 
 func (p *PlanItem) Increase(user globals.AuthLike, cache *redis.Client) bool {
-	if p.Value == -1 {
-		return true
-	}
-	return IncreaseSubscriptionUsage(cache, user, p.Id, p.Value)
+	state := IncreaseSubscriptionUsage(cache, user, p.Id, p.Value)
+	return state || p.IsInfinity()
 }
 
 func (p *PlanItem) Decrease(user globals.AuthLike, cache *redis.Client) bool {