diff --git a/.gitignore b/.gitignore
index e9abe303..0bf14f9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,4 +30,5 @@ dist-ssr
 .env.test.local
 .env.production.local
 
-.vscode
\ No newline at end of file
+.vscode
+.vercel
diff --git a/README.md b/README.md
index 43f1f820..b95396ac 100644
--- a/README.md
+++ b/README.md
@@ -106,6 +106,18 @@ npm run build
 
 构建后的文件将生成在 `dist` 目录下
 
+### 发布到vercel
+```bash
+# 第一次使用需要安装vercel
+npm install -g vercel
+# 登录vercel
+vercel login
+
+# 发布项目
+vercel --prod
+
+```
+
 ## 使用说明
 
 1. 首次使用需要配置 API 密钥：
diff --git a/src/components/ModelManager.vue b/src/components/ModelManager.vue
index 1f5ec43d..4cc11042 100644
--- a/src/components/ModelManager.vue
+++ b/src/components/ModelManager.vue
@@ -221,19 +221,23 @@ const cancelEdit = () => {
 // 保存编辑
 const saveEdit = () => {
   try {
+    // 获取原始配置
+    const originalConfig = modelManager.getModel(editingModel.value.key);
+    if (!originalConfig) {
+      throw new Error('找不到原始配置');
+    }
+
+    // 构建更新配置,保留原有的 apiKey
     const config = {
       name: editingModel.value.name,
       baseURL: editingModel.value.baseURL,
       models: [editingModel.value.defaultModel],
-      defaultModel: editingModel.value.defaultModel
+      defaultModel: editingModel.value.defaultModel,
+      apiKey: editingModel.value.apiKey.trim() || originalConfig.apiKey // 如果没有新的 apiKey,保留原有的
     };
 
+    // 更新配置
     modelManager.updateModel(editingModel.value.key, config);
-    
-    // 如果提供了新的 API 密钥，则更新
-    if (editingModel.value.apiKey) {
-      modelManager.setApiKey(editingModel.value.key, editingModel.value.apiKey);
-    }
 
     loadModels();
     isEditing.value = false;
diff --git a/src/services/model/defaults.ts b/src/services/model/defaults.ts
index add3e666..42fc301f 100644
--- a/src/services/model/defaults.ts
+++ b/src/services/model/defaults.ts
@@ -20,8 +20,8 @@ export const defaultModels: Record<string, ModelConfig> = {
   gemini: {
     name: 'Google Gemini',
     baseURL: 'https://geminiapi.always200.com/v1beta/openai',
-    models: ['gemini-2.0-flash-001'],
-    defaultModel: 'gemini-2.0-flash-001',
+    models: ['gemini-2.0-flash'],
+    defaultModel: 'gemini-2.0-flash',
     apiKey: GEMINI_API_KEY,
     enabled: !!GEMINI_API_KEY,
     provider: 'gemini'
diff --git a/src/services/model/manager.ts b/src/services/model/manager.ts
index 98b92df4..dd73f00f 100644
--- a/src/services/model/manager.ts
+++ b/src/services/model/manager.ts
@@ -96,8 +96,8 @@ export class ModelManager implements IModelManager {
       throw new ModelConfigError(`未知的模型: ${key}`);
     }
 
-    // 验证配置完整性
-    this.validateConfig(this.models[key]);
+    // 使用完整验证
+    this.validateEnableConfig(this.models[key]);
     
     this.models[key].enabled = true;
     this.saveToStorage();
@@ -119,16 +119,35 @@ export class ModelManager implements IModelManager {
    * 验证模型配置
    */
   private validateConfig(config: ModelConfig): void {
-    if (
-      !config.name ||
-      !config.baseURL ||
-      !config.apiKey ||
-      !Array.isArray(config.models) ||
-      config.models.length === 0 ||
-      !config.defaultModel ||
-      !config.models.includes(config.defaultModel)
-    ) {
-      throw new ModelConfigError('无效的模型配置：配置不完整或缺少必要字段');
+    const errors: string[] = [];
+    
+    if (!config.name) {
+      errors.push('缺少模型名称(name)');
+    }
+    if (!config.baseURL) {
+      errors.push('缺少基础URL(baseURL)');
+    }
+    if (!Array.isArray(config.models)) {
+      errors.push('模型列表(models)必须是数组');
+    } else if (config.models.length === 0) {
+      errors.push('模型列表(models)不能为空');
+    }
+    if (!config.defaultModel) {
+      errors.push('缺少默认模型(defaultModel)');
+    } else if (!config.models?.includes(config.defaultModel)) {
+      errors.push('默认模型必须在模型列表中');
+    }
+
+    if (errors.length > 0) {
+      throw new ModelConfigError('无效的模型配置：' + errors.join('、'));
+    }
+  }
+
+  private validateEnableConfig(config: ModelConfig): void {
+    this.validateConfig(config);
+    
+    if (!config.apiKey) {
+      throw new ModelConfigError('启用模型需要提供API密钥');
     }
   }