diff --git a/controller/token.go b/controller/token.go
index 180c4259..62f9ba81 100644
--- a/controller/token.go
+++ b/controller/token.go
@@ -96,6 +96,8 @@ func GetTokenStatus(c *gin.Context) {
 		"total_used":      0, // not supported currently
 		"total_available": token.RemainQuota,
 		"expires_at":      expiredAt * 1000,
+		"hard_limit_usd":  token.RemainQuota,      // 兼容openai的接口
+		"total_usage":     token.TotalUsage * 100, // 兼容openai的接口
 	})
 }
 
@@ -125,6 +127,7 @@ func AddToken(c *gin.Context) {
 		ExpiredTime:    token.ExpiredTime,
 		RemainQuota:    token.RemainQuota,
 		UnlimitedQuota: token.UnlimitedQuota,
+		TotalUsage:     token.TotalUsage,
 	}
 	err = cleanToken.Insert()
 	if err != nil {
@@ -203,6 +206,7 @@ func UpdateToken(c *gin.Context) {
 		cleanToken.ExpiredTime = token.ExpiredTime
 		cleanToken.RemainQuota = token.RemainQuota
 		cleanToken.UnlimitedQuota = token.UnlimitedQuota
+		cleanToken.TotalUsage = token.TotalUsage
 	}
 	err = cleanToken.Update()
 	if err != nil {
diff --git a/model/token.go b/model/token.go
index ef2d914b..5d71f617 100644
--- a/model/token.go
+++ b/model/token.go
@@ -9,16 +9,17 @@ import (
 )
 
 type Token struct {
-	Id             int    `json:"id"`
-	UserId         int    `json:"user_id"`
-	Key            string `json:"key" gorm:"type:char(32);uniqueIndex"`
-	Status         int    `json:"status" gorm:"default:1"`
-	Name           string `json:"name" gorm:"index" `
-	CreatedTime    int64  `json:"created_time" gorm:"bigint"`
-	AccessedTime   int64  `json:"accessed_time" gorm:"bigint"`
-	ExpiredTime    int64  `json:"expired_time" gorm:"bigint;default:-1"` // -1 means never expired
-	RemainQuota    int    `json:"remain_quota" gorm:"default:0"`
-	UnlimitedQuota bool   `json:"unlimited_quota" gorm:"default:false"`
+	Id             int     `json:"id"`
+	UserId         int     `json:"user_id"`
+	Key            string  `json:"key" gorm:"type:char(32);uniqueIndex"`
+	Status         int     `json:"status" gorm:"default:1"`
+	Name           string  `json:"name" gorm:"index" `
+	CreatedTime    int64   `json:"created_time" gorm:"bigint"`
+	AccessedTime   int64   `json:"accessed_time" gorm:"bigint"`
+	ExpiredTime    int64   `json:"expired_time" gorm:"bigint;default:-1"` // -1 means never expired
+	RemainQuota    int     `json:"remain_quota" gorm:"default:0"`
+	UnlimitedQuota bool    `json:"unlimited_quota" gorm:"default:false"`
+	TotalUsage     float64 `json:"total_usage" gorm:"default:0"`
 }
 
 func GetAllUserTokens(userId int, startIdx int, num int) ([]*Token, error) {
@@ -100,7 +101,7 @@ func (token *Token) Insert() error {
 // Update Make sure your token's fields is completed, because this will update non-zero values
 func (token *Token) Update() error {
 	var err error
-	err = DB.Model(token).Select("name", "status", "expired_time", "remain_quota", "unlimited_quota").Updates(token).Error
+	err = DB.Model(token).Select("name", "status", "expired_time", "remain_quota", "unlimited_quota", "total_usage").Updates(token).Error
 	return err
 }
 
@@ -132,7 +133,13 @@ func IncreaseTokenQuota(id int, quota int) (err error) {
 	if quota < 0 {
 		return errors.New("quota 不能为负数！")
 	}
-	err = DB.Model(&Token{}).Where("id = ?", id).Update("remain_quota", gorm.Expr("remain_quota + ?", quota)).Error
+	err = DB.Model(&Token{}).Where("id = ?", id).Updates(
+		map[string]interface{}{
+			"remain_quota": gorm.Expr("remain_quota + ?", quota),
+			"total_usage":  gorm.Expr("total_usage - ?", quota),
+		},
+	).Error
+
 	return err
 }
 
@@ -140,7 +147,12 @@ func DecreaseTokenQuota(id int, quota int) (err error) {
 	if quota < 0 {
 		return errors.New("quota 不能为负数！")
 	}
-	err = DB.Model(&Token{}).Where("id = ?", id).Update("remain_quota", gorm.Expr("remain_quota - ?", quota)).Error
+	err = DB.Model(&Token{}).Where("id = ?", id).Updates(
+		map[string]interface{}{
+			"remain_quota": gorm.Expr("remain_quota - ?", quota),
+			"total_usage":  gorm.Expr("total_usage + ?", quota),
+		},
+	).Error
 	return err
 }
 
diff --git a/router/dashboard.go b/router/dashboard.go
index 3eacaf9a..4cc1a4f5 100644
--- a/router/dashboard.go
+++ b/router/dashboard.go
@@ -14,5 +14,7 @@ func SetDashboardRouter(router *gin.Engine) {
 	apiRouter.Use(middleware.TokenAuth())
 	{
 		apiRouter.GET("/billing/credit_grants", controller.GetTokenStatus)
+		apiRouter.GET("/billing/subscription", controller.GetTokenStatus)
+		apiRouter.GET("/billing/usage", controller.GetTokenStatus)
 	}
 }
diff --git a/web/src/components/TokensTable.js b/web/src/components/TokensTable.js
index fa77a32d..360213e1 100644
--- a/web/src/components/TokensTable.js
+++ b/web/src/components/TokensTable.js
@@ -196,6 +196,14 @@ const TokensTable = () => {
             >
               额度
             </Table.HeaderCell>
+            <Table.HeaderCell
+                style={{ cursor: 'pointer' }}
+                onClick={() => {
+                  sortToken('total_usage');
+                }}
+            >
+              已使用
+            </Table.HeaderCell>
             <Table.HeaderCell
               style={{ cursor: 'pointer' }}
               onClick={() => {
@@ -230,6 +238,7 @@ const TokensTable = () => {
                   <Table.Cell>{token.name ? token.name : '无'}</Table.Cell>
                   <Table.Cell>{renderStatus(token.status)}</Table.Cell>
                   <Table.Cell>{token.unlimited_quota ? '无限制' : token.remain_quota}</Table.Cell>
+                  <Table.Cell>{token.total_usage}</Table.Cell>
                   <Table.Cell>{renderTimestamp(token.created_time)}</Table.Cell>
                   <Table.Cell>{token.expired_time === -1 ? '永不过期' : renderTimestamp(token.expired_time)}</Table.Cell>
                   <Table.Cell>
diff --git a/web/src/pages/Token/EditToken.js b/web/src/pages/Token/EditToken.js
index dd8022e1..d1ce0a71 100644
--- a/web/src/pages/Token/EditToken.js
+++ b/web/src/pages/Token/EditToken.js
@@ -11,11 +11,12 @@ const EditToken = () => {
   const originInputs = {
     name: '',
     remain_quota: 0,
+    total_usage: 0,
     expired_time: -1,
     unlimited_quota: false
   };
   const [inputs, setInputs] = useState(originInputs);
-  const { name, remain_quota, expired_time, unlimited_quota } = inputs;
+  const { name, remain_quota, total_usage, expired_time, unlimited_quota } = inputs;
 
   const handleInputChange = (e, { name, value }) => {
     setInputs((inputs) => ({ ...inputs, [name]: value }));
@@ -63,6 +64,7 @@ const EditToken = () => {
     if (!isEdit && inputs.name === '') return;
     let localInputs = inputs;
     localInputs.remain_quota = parseInt(localInputs.remain_quota);
+    localInputs.total_usage = parseInt(localInputs.total_usage);
     if (localInputs.expired_time !== -1) {
       let time = Date.parse(localInputs.expired_time);
       if (isNaN(time)) {
@@ -106,6 +108,17 @@ const EditToken = () => {
               required={!isEdit}
             />
           </Form.Field>
+          <Form.Field>
+            <Form.Input
+                label='已使用额度'
+                name='total_usage'
+                placeholder={'请输入额度'}
+                onChange={handleInputChange}
+                value={total_usage}
+                autoComplete='new-password'
+                type='number'
+            />
+          </Form.Field>
           <Message>注意，令牌的额度仅用于限制令牌本身的最大额度使用量，实际的使用受到账户的剩余额度限制。</Message>
           <Form.Field>
             <Form.Input