diff --git a/backend/config/config.go b/backend/config/config.go
index 30134c9..f2e6d6f 100644
--- a/backend/config/config.go
+++ b/backend/config/config.go
@@ -18,6 +18,9 @@ type Config struct {
 
 	// 其他配置
 	ServerPort string
+
+	// SQLite配置（用于数据迁移）
+	SQLitePath string
 }
 
 func LoadConfig() (*Config, error) {
@@ -47,6 +50,9 @@ func LoadConfig() (*Config, error) {
 
 		// 其他配置
 		ServerPort: getEnv("PORT", "8080"),
+
+		// SQLite路径（用于数据迁移）
+		SQLitePath: filepath.Join(dbDir, "aimodels.db"),
 	}
 
 	return config, nil
diff --git a/backend/database/db.go b/backend/database/db.go
index b30e1ea..4edcef3 100644
--- a/backend/database/db.go
+++ b/backend/database/db.go
@@ -6,6 +6,7 @@ import (
 	"log"
 
 	_ "github.com/go-sql-driver/mysql"
+	_ "modernc.org/sqlite"
 
 	"aimodels-prices/config"
 	"aimodels-prices/models"
diff --git a/backend/handlers/model_type.go b/backend/handlers/model_type.go
index 511cdef..eed1008 100644
--- a/backend/handlers/model_type.go
+++ b/backend/handlers/model_type.go
@@ -4,29 +4,25 @@ import (
 	"database/sql"
 
 	"github.com/gin-gonic/gin"
-)
 
-// ModelType 模型类型结构
-type ModelType struct {
-	Key   string `json:"key"`
-	Label string `json:"label"`
-}
+	"aimodels-prices/models"
+)
 
 // GetModelTypes 获取所有模型类型
 func GetModelTypes(c *gin.Context) {
 	db := c.MustGet("db").(*sql.DB)
 
-	rows, err := db.Query("SELECT key, label FROM model_type")
+	rows, err := db.Query("SELECT type_key, type_label FROM model_type")
 	if err != nil {
 		c.JSON(500, gin.H{"error": err.Error()})
 		return
 	}
 	defer rows.Close()
 
-	var types []ModelType
+	var types []models.ModelType
 	for rows.Next() {
-		var t ModelType
-		if err := rows.Scan(&t.Key, &t.Label); err != nil {
+		var t models.ModelType
+		if err := rows.Scan(&t.TypeKey, &t.TypeLabel); err != nil {
 			c.JSON(500, gin.H{"error": err.Error()})
 			return
 		}
@@ -40,17 +36,17 @@ func GetModelTypes(c *gin.Context) {
 func CreateModelType(c *gin.Context) {
 	db := c.MustGet("db").(*sql.DB)
 
-	var newType ModelType
+	var newType models.ModelType
 	if err := c.ShouldBindJSON(&newType); err != nil {
 		c.JSON(400, gin.H{"error": err.Error()})
 		return
 	}
 
 	_, err := db.Exec(`
-		INSERT INTO model_type (key, label)
+		INSERT INTO model_type (type_key, type_label)
 		VALUES (?, ?)
-		ON CONFLICT(key) DO UPDATE SET label = excluded.label
-	`, newType.Key, newType.Label)
+		ON DUPLICATE KEY UPDATE type_label = VALUES(type_label)
+	`, newType.TypeKey, newType.TypeLabel)
 
 	if err != nil {
 		c.JSON(500, gin.H{"error": err.Error()})
diff --git a/backend/scripts/init.sql b/backend/scripts/init.sql
deleted file mode 100644
index a3e9855..0000000
--- a/backend/scripts/init.sql
+++ /dev/null
@@ -1,10 +0,0 @@
--- 初始化模型类型数据
-INSERT INTO model_type (type_key, type_label) VALUES
-('text2text', '文生文'),
-('text2image', '文生图'),
-('text2speech', '文生音'),
-('speech2text', '音生文'),
-('image2text', '图生文'),
-('embedding', '向量'),
-('other', '其他')
-ON DUPLICATE KEY UPDATE type_label = VALUES(type_label); 
\ No newline at end of file
diff --git a/frontend/src/views/Prices.vue b/frontend/src/views/Prices.vue
index a9af2e6..7014c1e 100644
--- a/frontend/src/views/Prices.vue
+++ b/frontend/src/views/Prices.vue
@@ -777,7 +777,7 @@ const loadModelTypes = async () => {
     const types = response.data
     const map = {}
     types.forEach(type => {
-      map[type.key] = type.label
+      map[type.type_key] = type.type_label
     })
     modelTypeMap.value = map
   } catch (error) {
@@ -795,18 +795,18 @@ const handleModelTypeCreate = async (value) => {
   }
   
   // 如果输入的是英文key，直接使用
-  let key = value
-  let label = value
+  let type_key = value
+  let type_label = value
   if (!/^[a-zA-Z0-9_]+$/.test(value)) {
     // 如果是中文描述，生成一个新的key
-    key = `type_${Date.now()}`
-    label = value
+    type_key = `type_${Date.now()}`
+    type_label = value
   }
 
   try {
-    await axios.post('/api/model-types', { key, label })
-    modelTypeMap.value[key] = label
-    return key
+    await axios.post('/api/model-types', { type_key, type_label })
+    modelTypeMap.value[type_key] = type_label
+    return type_key
   } catch (error) {
     console.error('Failed to create model type:', error)
     ElMessage.error('创建模型类型失败')
diff --git a/scripts/start.sh b/scripts/start.sh
index 0a9e0bc..f0db2a6 100644
--- a/scripts/start.sh
+++ b/scripts/start.sh
@@ -1,5 +1,9 @@
 #!/bin/bash
 
+# 执行数据库迁移
+echo "执行数据库迁移..."
+./migrate
+
 # 启动后端服务
 echo "启动后端服务..."
 ./main &