diff --git a/common/constants.go b/common/constants.go
index 6aa54f7d..6556455e 100644
--- a/common/constants.go
+++ b/common/constants.go
@@ -1,6 +1,6 @@
 package common
 
-var Version = "v4.5.3" // this hard coding will be replaced automatically when building, no need to manually change
+var Version = "v4.5.4" // this hard coding will be replaced automatically when building, no need to manually change
 
 const (
 	RequestIdKey = "X-Request-Id"
diff --git a/controller/chat.go b/controller/chat.go
index 365fb0d5..ed67cbec 100644
--- a/controller/chat.go
+++ b/controller/chat.go
@@ -285,7 +285,10 @@ loop:
 	}
 
 	replyChan := make(chan model.OpenAIChatCompletionResponse)
-	discord.RepliesOpenAIChans[sentMsg.ID] = replyChan
+	discord.RepliesOpenAIChans[sentMsg.ID] = &model.OpenAIChatCompletionChan{
+		Model:    request.Model,
+		Response: replyChan,
+	}
 	defer delete(discord.RepliesOpenAIChans, sentMsg.ID)
 
 	stopChan := make(chan model.ChannelStopChan)
diff --git a/discord/discord.go b/discord/discord.go
index 8b4e5f79..c7cb467e 100644
--- a/discord/discord.go
+++ b/discord/discord.go
@@ -50,7 +50,7 @@ var CreateChannelRiskPreNotifyTime time.Time
 var BotConfigList []model.BotConfig
 
 var RepliesChans = make(map[string]chan model.ReplyResp)
-var RepliesOpenAIChans = make(map[string]chan model.OpenAIChatCompletionResponse)
+var RepliesOpenAIChans = make(map[string]*model.OpenAIChatCompletionChan)
 var RepliesOpenAIImageChans = make(map[string]chan model.OpenAIImagesGenerationResponse)
 
 var ReplyStopChans = make(map[string]chan model.ChannelStopChan)
@@ -302,7 +302,8 @@ func messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
 		replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
 		if exists {
 			reply := processMessageCreateForOpenAI(m)
-			replyOpenAIChan <- reply
+			reply.Model = replyOpenAIChan.Model
+			replyOpenAIChan.Response <- reply
 		} else {
 			replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
 			if exists {
@@ -333,7 +334,8 @@ func messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
 			stopStr := "stop"
 			reply.Choices[0].FinishReason = &stopStr
 			reply.Suggestions = suggestions
-			replyOpenAIChan <- reply
+			reply.Model = replyOpenAIChan.Model
+			replyOpenAIChan.Response <- reply
 		}
 
 		replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
@@ -384,7 +386,8 @@ func messageUpdate(s *discordgo.Session, m *discordgo.MessageUpdate) {
 		replyOpenAIChan, exists := RepliesOpenAIChans[m.ReferencedMessage.ID]
 		if exists {
 			reply := processMessageUpdateForOpenAI(m)
-			replyOpenAIChan <- reply
+			reply.Model = replyOpenAIChan.Model
+			replyOpenAIChan.Response <- reply
 		} else {
 			replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
 			if exists {
@@ -415,7 +418,8 @@ func messageUpdate(s *discordgo.Session, m *discordgo.MessageUpdate) {
 			stopStr := "stop"
 			reply.Choices[0].FinishReason = &stopStr
 			reply.Suggestions = suggestions
-			replyOpenAIChan <- reply
+			reply.Model = replyOpenAIChan.Model
+			replyOpenAIChan.Response <- reply
 		}
 
 		replyOpenAIImageChan, exists := RepliesOpenAIImageChans[m.ReferencedMessage.ID]
diff --git a/model/openai.go b/model/openai.go
index c289a158..aa82537c 100644
--- a/model/openai.go
+++ b/model/openai.go
@@ -27,6 +27,11 @@ type OpenAIError struct {
 	Code    string `json:"code"`
 }
 
+type OpenAIChatCompletionChan struct {
+	Model    string `json:"model"`
+	Response chan OpenAIChatCompletionResponse
+}
+
 type OpenAIChatCompletionResponse struct {
 	ID                string         `json:"id"`
 	Object            string         `json:"object"`