diff --git a/utils/router.go b/utils/router.go
index 7389854..726ef1d 100644
--- a/utils/router.go
+++ b/utils/router.go
@@ -35,7 +35,7 @@ func Router(data map[string]interface{}) {
 	}
 	prefix, err := config.GetConfig()["Prefix"].(string)
 	if !err {
-		panic("Prefix设置异常！")
+		panic("Prefix参数设置异常！")
 
 	}
 	// fmt.Println("raw_msg:", string(raw_msg))
diff --git a/workers/ai.go b/workers/ai.go
index 5d46d0f..72c5086 100644
--- a/workers/ai.go
+++ b/workers/ai.go
@@ -5,6 +5,7 @@ import (
 	"encoding/base64"
 	"fmt"
 	"io"
+	"net/http"
 	"os"
 
 	"log"
@@ -94,29 +95,33 @@ func (a *AI) GetMsg() string {
 				log.Println("未找到回复消息")
 				return "未找到回复消息"
 			}
-			message := a.GetHisMsg(msgId)
+			file, picUrl, fileSizeStr := a.GetHisMsg(msgId)
 
 			// 正则表达式匹配 file 和 file_size 的值
-			re = regexp.MustCompile(`file=([^,]+),.*file_size=(\d+)`)
-			matches = re.FindStringSubmatch(message)
-			var file string
-			var fileSizeStr string
-			if len(matches) > 2 {
-				file = matches[1]
-				fileSizeStr = matches[2]
-			} else {
+			// re = regexp.MustCompile(`file=([^,]+),.*file_size=(\d+)`)
+			// matches = re.FindStringSubmatch(message)
+			// var file string
+			// var fileSizeStr string
+			// if len(matches) > 2 {
+			// 	file = matches[1]
+			// 	fileSizeStr = matches[2]
+			// } else {
+			// 	log.Println("未找到文件信息")
+			// 	return "未找到文件信息"
+			// }
+			// 将 fileSizeStr 转换为整数
+			if picUrl == "" {
 				log.Println("未找到文件信息")
 				return "未找到文件信息"
 			}
-			// 将 fileSizeStr 转换为整数
 			fileSize, err := strconv.ParseFloat(fileSizeStr, 64)
 			if err != nil {
 				fmt.Println("获取图片大小失败:", err)
 				return "获取图片大小失败"
 			}
-			if fileSize/1024/1024 > 2.0 {
-				log.Println("文件大小超过2M")
-				return "文件大小超过2M"
+			if fileSize/1024/1024 > 5.0 {
+				log.Println("文件大小超过5M")
+				return "文件大小超过5M"
 			}
 			filePath := a.GetImage(file)
 			// println("filePath:", filePath)
@@ -124,7 +129,7 @@ func (a *AI) GetMsg() string {
 				log.Println("获取图片失败")
 				return "获取图片失败"
 			}
-			base64Img := Image2Base64(filePath)
+			base64Img := Image2Base64(filePath, picUrl)
 			if base64Img == "" {
 				log.Println("图片转换base64失败")
 				return "图片转换base64失败"
@@ -211,14 +216,24 @@ func getConfig() (string, string, string) {
 	return OPENAI_API_KEY, OPENAI_BaseURL, MODEL
 }
 
-func Image2Base64(path string) string {
+func Image2Base64(path string, picUrl string) string {
+	// 尝试从文件路径读取图片
 	file, err := os.Open(path)
+	if err == nil {
+		defer file.Close()
+		if data, err := io.ReadAll(file); err == nil {
+			return "data:image/jpeg;base64," + base64.StdEncoding.EncodeToString(data)
+		}
+	}
+
+	// 如果文件路径不可用，则尝试从 URL 下载图片
+	resp, err := http.Get(picUrl)
 	if err != nil {
 		return ""
 	}
-	defer file.Close()
+	defer resp.Body.Close()
 
-	if data, err := io.ReadAll(file); err == nil {
+	if data, err := io.ReadAll(resp.Body); err == nil {
 		return "data:image/jpeg;base64," + base64.StdEncoding.EncodeToString(data)
 	}
 	return ""
diff --git a/workers/core.go b/workers/core.go
index b05295c..717814c 100644
--- a/workers/core.go
+++ b/workers/core.go
@@ -13,7 +13,7 @@ type Worker interface {
 	GetMsg() string
 	SendMsg(msg string) bool
 	GetImage(file string) string
-	GetHisMsg(id string) string
+	GetHisMsg(id string) (string, string, string)
 }
 type StdAns struct {
 	AllowGroup    []interface{}
@@ -117,9 +117,9 @@ func (s *StdAns) GetMsg() string {
 	// }
 
 }
-func (s *StdAns) GetHisMsg(id string) string {
+func (s *StdAns) GetHisMsg(id string) (string, string, string) {
 	if id == "" {
-		return ""
+		return "", "", ""
 	}
 	url := cfg["POSTURL"].(string) + "/get_msg?message_id=" + id
 
@@ -128,22 +128,35 @@ func (s *StdAns) GetHisMsg(id string) string {
 	if len(errs) > 0 {
 
 		fmt.Println("Error sending request:", errs)
-		return ""
+		return "", "", ""
 	}
 	defer resp.Body.Close()
 	data := make(map[string]interface{})
 	err := json.Unmarshal([]byte(body), &data)
 	if err != nil {
 		fmt.Println("解析JSON失败:", err)
-		return ""
+		return "", "", ""
 	}
-
-	// fmt.Println("响应返回：", body)
-	raw_message, ok := data["data"].(map[string]interface{})["raw_message"].(string)
-	if !ok {
-		return ""
+	if data["status"] == "ok" {
+		// "message": [
+		//     {
+		//         "type": "image",
+		//         "data": {
+		//             "file": "NapCatOneBot-MsgFile-2-874769998-7483754018991870377-7409536985154972756",
+		//             "sub_type": 1,
+		//             "file_id": "NapCatOneBot-MsgFile-2-874769998-7483754018991870377-7409536985154972756",
+		//             "url": "https://multimedia.nt.qq.com.cn/download?appid=1407&fileid=Cgk3OTQ1MDg5ODYSFL7bvc7L2hg8RHGXJQcDvMBVdYnBGOvXAyD_CiiUi5zw_KCIA1CAvaMB&spec=0&rkey=CAQSKAB6JWENi5LMzvLUe0XM_1cgokyjgML0etpRKmPhrFq1UBxRN8XOeWQ",
+		//             "file_size": "60395"
+		//         }
+		//     }
+		// ],
+		message := data["data"].(map[string]interface{})["message"].(map[string]interface{})["data"].(map[string]interface{})
+		return message["file"].(string), message["url"].(string), message["file_id"].(string)
 	} else {
-		return raw_message
+		// fmt.Println("响应返回：", body)
+		return "", "", ""
+		// println("raw_message：", raw_message)
+
 	}
 
 }