diff --git a/proto/im.go b/proto/im.go
index da2ec67..8397809 100644
--- a/proto/im.go
+++ b/proto/im.go
@@ -25,6 +25,7 @@ type WSMessageReq struct {
 
 type ModelParam struct {
 	Model     string `json:"model"`     //模型名称
+	Domain    string `json:"domain"`    //domain参数，spark需要
 	Url       string `json:"url"`       //模型地址
 	APPID     string `json:"appid"`     //应用id
 	APISecret string `json:"apiSecret"` //应用密钥
diff --git a/worker/spark.go b/worker/spark.go
index beb4033..594532c 100644
--- a/worker/spark.go
+++ b/worker/spark.go
@@ -123,7 +123,7 @@ func Spark(modelParam proto.ModelParam, question, channel string, SessionID, Use
 
 	//发送消息
 	go func() {
-		data := genSparkParams(question, modelParam.APPID)
+		data := genSparkParams(question, modelParam.APPID, modelParam.Domain)
 		//将数据转换为json
 		//dataByte, err := json.Marshal(data)
 		if err != nil {
@@ -200,7 +200,7 @@ func SparkToGeneralMassageAndSendMsgQueue(data *SparkResponse, channel string, S
 }
 
 // 生成参数
-func genSparkParams(question, appid string) SparkRequest {
+func genSparkParams(question, appid string, domain string) SparkRequest {
 	messages := []MessageContent{
 		{Role: "user", Content: question},
 	}
@@ -211,7 +211,7 @@ func genSparkParams(question, appid string) SparkRequest {
 		},
 		Parameter: Parameter{
 			Chat: ChatParameter{
-				Domain:      "4.0Ultra",
+				Domain:      domain,
 				Temperature: 0.8,
 				MaxTokens:   2048,
 			},