diff --git a/controller/channel-test.go b/controller/channel-test.go
index 18f1e9b..c0ac9a6 100644
--- a/controller/channel-test.go
+++ b/controller/channel-test.go
@@ -86,9 +86,10 @@ func buildTestRequest() *ChatRequest {
 		Model:     "", // this will be set later
 		MaxTokens: 1,
 	}
+	content, _ := json.Marshal("hi")
 	testMessage := Message{
 		Role:    "user",
-		Content: "hi",
+		Content: content,
 	}
 	testRequest.Messages = append(testRequest.Messages, testMessage)
 	return testRequest
@@ -186,6 +187,10 @@ func testAllChannels(notify bool) error {
 				err = errors.New(fmt.Sprintf("响应时间 %.2fs 超过阈值 %.2fs", float64(milliseconds)/1000.0, float64(disableThreshold)/1000.0))
 				ban = true
 			}
+			if openaiErr != nil {
+				err = errors.New(fmt.Sprintf("type %s, code %v, message %s", openaiErr.Type, openaiErr.Code, openaiErr.Message))
+				ban = true
+			}
 			// parse *int to bool
 			if channel.AutoBan != nil && *channel.AutoBan == 0 {
 				ban = false
diff --git a/controller/relay-aiproxy.go b/controller/relay-aiproxy.go
index d0159ce..7dbf679 100644
--- a/controller/relay-aiproxy.go
+++ b/controller/relay-aiproxy.go
@@ -48,7 +48,7 @@ type AIProxyLibraryStreamResponse struct {
 func requestOpenAI2AIProxyLibrary(request GeneralOpenAIRequest) *AIProxyLibraryRequest {
 	query := ""
 	if len(request.Messages) != 0 {
-		query = request.Messages[len(request.Messages)-1].Content
+		query = string(request.Messages[len(request.Messages)-1].Content)
 	}
 	return &AIProxyLibraryRequest{
 		Model:  request.Model,
@@ -69,7 +69,7 @@ func aiProxyDocuments2Markdown(documents []AIProxyLibraryDocument) string {
 }
 
 func responseAIProxyLibrary2OpenAI(response *AIProxyLibraryResponse) *OpenAITextResponse {
-	content := response.Answer + aiProxyDocuments2Markdown(response.Documents)
+	content, _ := json.Marshal(response.Answer + aiProxyDocuments2Markdown(response.Documents))
 	choice := OpenAITextResponseChoice{
 		Index: 0,
 		Message: Message{
diff --git a/controller/relay-ali.go b/controller/relay-ali.go
index 50dc743..6a79d2b 100644
--- a/controller/relay-ali.go
+++ b/controller/relay-ali.go
@@ -88,18 +88,18 @@ func requestOpenAI2Ali(request GeneralOpenAIRequest) *AliChatRequest {
 		message := request.Messages[i]
 		if message.Role == "system" {
 			messages = append(messages, AliMessage{
-				User: message.Content,
+				User: string(message.Content),
 				Bot:  "Okay",
 			})
 			continue
 		} else {
 			if i == len(request.Messages)-1 {
-				prompt = message.Content
+				prompt = string(message.Content)
 				break
 			}
 			messages = append(messages, AliMessage{
-				User: message.Content,
-				Bot:  request.Messages[i+1].Content,
+				User: string(message.Content),
+				Bot:  string(request.Messages[i+1].Content),
 			})
 			i++
 		}
@@ -184,11 +184,12 @@ func embeddingResponseAli2OpenAI(response *AliEmbeddingResponse) *OpenAIEmbeddin
 }
 
 func responseAli2OpenAI(response *AliChatResponse) *OpenAITextResponse {
+	content, _ := json.Marshal(response.Output.Text)
 	choice := OpenAITextResponseChoice{
 		Index: 0,
 		Message: Message{
 			Role:    "assistant",
-			Content: response.Output.Text,
+			Content: content,
 		},
 		FinishReason: response.Output.FinishReason,
 	}
diff --git a/controller/relay-baidu.go b/controller/relay-baidu.go
index ed08ac0..05bbad0 100644
--- a/controller/relay-baidu.go
+++ b/controller/relay-baidu.go
@@ -89,7 +89,7 @@ func requestOpenAI2Baidu(request GeneralOpenAIRequest) *BaiduChatRequest {
 		if message.Role == "system" {
 			messages = append(messages, BaiduMessage{
 				Role:    "user",
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 			messages = append(messages, BaiduMessage{
 				Role:    "assistant",
@@ -98,7 +98,7 @@ func requestOpenAI2Baidu(request GeneralOpenAIRequest) *BaiduChatRequest {
 		} else {
 			messages = append(messages, BaiduMessage{
 				Role:    message.Role,
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 		}
 	}
@@ -109,11 +109,12 @@ func requestOpenAI2Baidu(request GeneralOpenAIRequest) *BaiduChatRequest {
 }
 
 func responseBaidu2OpenAI(response *BaiduChatResponse) *OpenAITextResponse {
+	content, _ := json.Marshal(response.Result)
 	choice := OpenAITextResponseChoice{
 		Index: 0,
 		Message: Message{
 			Role:    "assistant",
-			Content: response.Result,
+			Content: content,
 		},
 		FinishReason: "stop",
 	}
diff --git a/controller/relay-claude.go b/controller/relay-claude.go
index 1f4a3e7..e131263 100644
--- a/controller/relay-claude.go
+++ b/controller/relay-claude.go
@@ -93,11 +93,12 @@ func streamResponseClaude2OpenAI(claudeResponse *ClaudeResponse) *ChatCompletion
 }
 
 func responseClaude2OpenAI(claudeResponse *ClaudeResponse) *OpenAITextResponse {
+	content, _ := json.Marshal(strings.TrimPrefix(claudeResponse.Completion, " "))
 	choice := OpenAITextResponseChoice{
 		Index: 0,
 		Message: Message{
 			Role:    "assistant",
-			Content: strings.TrimPrefix(claudeResponse.Completion, " "),
+			Content: content,
 			Name:    nil,
 		},
 		FinishReason: stopReasonClaude2OpenAI(claudeResponse.StopReason),
diff --git a/controller/relay-openai.go b/controller/relay-openai.go
index 6bdfbc0..9b08f85 100644
--- a/controller/relay-openai.go
+++ b/controller/relay-openai.go
@@ -132,7 +132,7 @@ func openaiHandler(c *gin.Context, resp *http.Response, consumeQuota bool, promp
 	if textResponse.Usage.TotalTokens == 0 {
 		completionTokens := 0
 		for _, choice := range textResponse.Choices {
-			completionTokens += countTokenText(choice.Message.Content, model)
+			completionTokens += countTokenText(string(choice.Message.Content), model)
 		}
 		textResponse.Usage = Usage{
 			PromptTokens:     promptTokens,
diff --git a/controller/relay-palm.go b/controller/relay-palm.go
index a705b31..a7b0c1f 100644
--- a/controller/relay-palm.go
+++ b/controller/relay-palm.go
@@ -59,7 +59,7 @@ func requestOpenAI2PaLM(textRequest GeneralOpenAIRequest) *PaLMChatRequest {
 	}
 	for _, message := range textRequest.Messages {
 		palmMessage := PaLMChatMessage{
-			Content: message.Content,
+			Content: string(message.Content),
 		}
 		if message.Role == "user" {
 			palmMessage.Author = "0"
@@ -76,11 +76,12 @@ func responsePaLM2OpenAI(response *PaLMChatResponse) *OpenAITextResponse {
 		Choices: make([]OpenAITextResponseChoice, 0, len(response.Candidates)),
 	}
 	for i, candidate := range response.Candidates {
+		content, _ := json.Marshal(candidate.Content)
 		choice := OpenAITextResponseChoice{
 			Index: i,
 			Message: Message{
 				Role:    "assistant",
-				Content: candidate.Content,
+				Content: content,
 			},
 			FinishReason: "stop",
 		}
diff --git a/controller/relay-tencent.go b/controller/relay-tencent.go
index 024468b..c96e6d4 100644
--- a/controller/relay-tencent.go
+++ b/controller/relay-tencent.go
@@ -84,7 +84,7 @@ func requestOpenAI2Tencent(request GeneralOpenAIRequest) *TencentChatRequest {
 		if message.Role == "system" {
 			messages = append(messages, TencentMessage{
 				Role:    "user",
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 			messages = append(messages, TencentMessage{
 				Role:    "assistant",
@@ -93,7 +93,7 @@ func requestOpenAI2Tencent(request GeneralOpenAIRequest) *TencentChatRequest {
 			continue
 		}
 		messages = append(messages, TencentMessage{
-			Content: message.Content,
+			Content: string(message.Content),
 			Role:    message.Role,
 		})
 	}
@@ -119,11 +119,12 @@ func responseTencent2OpenAI(response *TencentChatResponse) *OpenAITextResponse {
 		Usage:   response.Usage,
 	}
 	if len(response.Choices) > 0 {
+		content, _ := json.Marshal(response.Choices[0].Messages.Content)
 		choice := OpenAITextResponseChoice{
 			Index: 0,
 			Message: Message{
 				Role:    "assistant",
-				Content: response.Choices[0].Messages.Content,
+				Content: content,
 			},
 			FinishReason: response.Choices[0].FinishReason,
 		}
diff --git a/controller/relay-text.go b/controller/relay-text.go
index 2729650..a009267 100644
--- a/controller/relay-text.go
+++ b/controller/relay-text.go
@@ -199,9 +199,13 @@ func relayTextHelper(c *gin.Context, relayMode int) *OpenAIErrorWithStatusCode {
 	}
 	var promptTokens int
 	var completionTokens int
+	var err error
 	switch relayMode {
 	case RelayModeChatCompletions:
-		promptTokens = countTokenMessages(textRequest.Messages, textRequest.Model)
+		promptTokens, err = countTokenMessages(textRequest.Messages, textRequest.Model)
+		if err != nil {
+			return errorWrapper(err, "count_token_messages_failed", http.StatusInternalServerError)
+		}
 	case RelayModeCompletions:
 		promptTokens = countTokenInput(textRequest.Prompt, textRequest.Model)
 	case RelayModeModerations:
diff --git a/controller/relay-utils.go b/controller/relay-utils.go
index 40aa547..177d853 100644
--- a/controller/relay-utils.go
+++ b/controller/relay-utils.go
@@ -63,7 +63,8 @@ func getTokenNum(tokenEncoder *tiktoken.Tiktoken, text string) int {
 	return len(tokenEncoder.Encode(text, nil, nil))
 }
 
-func countTokenMessages(messages []Message, model string) int {
+func countTokenMessages(messages []Message, model string) (int, error) {
+	//recover when panic
 	tokenEncoder := getTokenEncoder(model)
 	// Reference:
 	// https://github.com/openai/openai-cookbook/blob/main/examples/How_to_count_tokens_with_tiktoken.ipynb
@@ -82,15 +83,33 @@ func countTokenMessages(messages []Message, model string) int {
 	tokenNum := 0
 	for _, message := range messages {
 		tokenNum += tokensPerMessage
-		tokenNum += getTokenNum(tokenEncoder, message.Content)
 		tokenNum += getTokenNum(tokenEncoder, message.Role)
-		if message.Name != nil {
-			tokenNum += tokensPerName
-			tokenNum += getTokenNum(tokenEncoder, *message.Name)
+		var arrayContent []MediaMessage
+		if err := json.Unmarshal(message.Content, &arrayContent); err != nil {
+
+			var stringContent string
+			if err := json.Unmarshal(message.Content, &stringContent); err != nil {
+				return 0, err
+			} else {
+				tokenNum += getTokenNum(tokenEncoder, stringContent)
+				if message.Name != nil {
+					tokenNum += tokensPerName
+					tokenNum += getTokenNum(tokenEncoder, *message.Name)
+				}
+			}
+		} else {
+			for _, m := range arrayContent {
+				if m.Type == "image_url" {
+					//TODO: getImageToken
+					tokenNum += 1000
+				} else {
+					tokenNum += getTokenNum(tokenEncoder, m.Text)
+				}
+			}
 		}
 	}
 	tokenNum += 3 // Every reply is primed with <|start|>assistant<|message|>
-	return tokenNum
+	return tokenNum, nil
 }
 
 func countTokenInput(input any, model string) int {
diff --git a/controller/relay-xunfei.go b/controller/relay-xunfei.go
index 91fb604..33383d8 100644
--- a/controller/relay-xunfei.go
+++ b/controller/relay-xunfei.go
@@ -81,7 +81,7 @@ func requestOpenAI2Xunfei(request GeneralOpenAIRequest, xunfeiAppId string, doma
 		if message.Role == "system" {
 			messages = append(messages, XunfeiMessage{
 				Role:    "user",
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 			messages = append(messages, XunfeiMessage{
 				Role:    "assistant",
@@ -90,7 +90,7 @@ func requestOpenAI2Xunfei(request GeneralOpenAIRequest, xunfeiAppId string, doma
 		} else {
 			messages = append(messages, XunfeiMessage{
 				Role:    message.Role,
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 		}
 	}
@@ -112,11 +112,12 @@ func responseXunfei2OpenAI(response *XunfeiChatResponse) *OpenAITextResponse {
 			},
 		}
 	}
+	content, _ := json.Marshal(response.Payload.Choices.Text[0].Content)
 	choice := OpenAITextResponseChoice{
 		Index: 0,
 		Message: Message{
 			Role:    "assistant",
-			Content: response.Payload.Choices.Text[0].Content,
+			Content: content,
 		},
 		FinishReason: stopFinishReason,
 	}
diff --git a/controller/relay-zhipu.go b/controller/relay-zhipu.go
index 7a4a582..5ad4151 100644
--- a/controller/relay-zhipu.go
+++ b/controller/relay-zhipu.go
@@ -114,7 +114,7 @@ func requestOpenAI2Zhipu(request GeneralOpenAIRequest) *ZhipuRequest {
 		if message.Role == "system" {
 			messages = append(messages, ZhipuMessage{
 				Role:    "system",
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 			messages = append(messages, ZhipuMessage{
 				Role:    "user",
@@ -123,7 +123,7 @@ func requestOpenAI2Zhipu(request GeneralOpenAIRequest) *ZhipuRequest {
 		} else {
 			messages = append(messages, ZhipuMessage{
 				Role:    message.Role,
-				Content: message.Content,
+				Content: string(message.Content),
 			})
 		}
 	}
@@ -144,11 +144,12 @@ func responseZhipu2OpenAI(response *ZhipuResponse) *OpenAITextResponse {
 		Usage:   response.Data.Usage,
 	}
 	for i, choice := range response.Data.Choices {
+		content, _ := json.Marshal(strings.Trim(choice.Content, "\""))
 		openaiChoice := OpenAITextResponseChoice{
 			Index: i,
 			Message: Message{
 				Role:    choice.Role,
-				Content: strings.Trim(choice.Content, "\""),
+				Content: content,
 			},
 			FinishReason: "",
 		}
diff --git a/controller/relay.go b/controller/relay.go
index 06ef341..714910c 100644
--- a/controller/relay.go
+++ b/controller/relay.go
@@ -1,6 +1,7 @@
 package controller
 
 import (
+	"encoding/json"
 	"fmt"
 	"log"
 	"net/http"
@@ -12,9 +13,20 @@ import (
 )
 
 type Message struct {
-	Role    string  `json:"role"`
-	Content string  `json:"content"`
-	Name    *string `json:"name,omitempty"`
+	Role    string          `json:"role"`
+	Content json.RawMessage `json:"content"`
+	Name    *string         `json:"name,omitempty"`
+}
+
+type MediaMessage struct {
+	Type     string          `json:"type"`
+	Text     string          `json:"text"`
+	ImageUrl MessageImageUrl `json:"image_url,omitempty"`
+}
+
+type MessageImageUrl struct {
+	Url    string `json:"url"`
+	Detail string `json:"detail"`
 }
 
 const (