diff --git a/common/model-ratio.go b/common/model-ratio.go
index eb4a07f0..67aa6147 100644
--- a/common/model-ratio.go
+++ b/common/model-ratio.go
@@ -138,6 +138,35 @@ func UpdateModelRatioByJSONString(jsonStr string) error {
 	return json.Unmarshal([]byte(jsonStr), &ModelRatio)
 }
 
+func MergeModelRatioByJSONString(jsonStr string) (newJsonStr string, err error) {
+	inputModelRatio := make(map[string]float64)
+	err = json.Unmarshal([]byte(jsonStr), &inputModelRatio)
+	if err != nil {
+		return
+	}
+
+	isNew := false
+	// 与现有的ModelRatio进行比较，如果有新增的模型，需要添加
+	for key, value := range ModelRatio {
+		if _, ok := inputModelRatio[key]; !ok {
+			isNew = true
+			inputModelRatio[key] = value
+		}
+	}
+
+	if !isNew {
+		return
+	}
+
+	var jsonBytes []byte
+	jsonBytes, err = json.Marshal(inputModelRatio)
+	if err != nil {
+		SysError("error marshalling model ratio: " + err.Error())
+	}
+	newJsonStr = string(jsonBytes)
+	return
+}
+
 func GetModelRatio(name string) float64 {
 	if strings.HasPrefix(name, "qwen-") && strings.HasSuffix(name, "-internet") {
 		name = strings.TrimSuffix(name, "-internet")
diff --git a/model/option.go b/model/option.go
index bb8b709c..730a46fb 100644
--- a/model/option.go
+++ b/model/option.go
@@ -19,6 +19,11 @@ func AllOption() ([]*Option, error) {
 	return options, err
 }
 
+func GetOption(key string) (option Option, err error) {
+	err = DB.First(&option, Option{Key: key}).Error
+	return
+}
+
 func InitOptionMap() {
 	common.OptionMapRWMutex.Lock()
 	common.OptionMap = make(map[string]string)
@@ -73,9 +78,28 @@ func InitOptionMap() {
 	common.OptionMap["QuotaPerUnit"] = strconv.FormatFloat(common.QuotaPerUnit, 'f', -1, 64)
 	common.OptionMap["RetryTimes"] = strconv.Itoa(common.RetryTimes)
 	common.OptionMapRWMutex.Unlock()
+	initModelRatio()
 	loadOptionsFromDatabase()
 }
 
+func initModelRatio() {
+	// 查询数据库中的ModelRatio
+	option, err := GetOption("ModelRatio")
+	if err != nil || option.Value == "" {
+		return
+	}
+
+	newModelRatio, err := common.MergeModelRatioByJSONString(option.Value)
+	if err != nil || newModelRatio == "" {
+		return
+	}
+
+	// 更新数据库中的ModelRatio
+	common.SysLog("update ModelRatio")
+	UpdateOption("ModelRatio", newModelRatio)
+
+}
+
 func loadOptionsFromDatabase() {
 	options, _ := AllOption()
 	for _, option := range options {