# 第16章-模型提供者与故障转移

- [16.1 模型选择机制](/zh/di-16-zhang-mo-xing-ti-gong-zhe-yu-gu-zhang-zhuan-yi/16.1-mo-xing-xuan-ze-ji-zhi.md)
- [16.2 Auth Profile 与凭据管理](/zh/di-16-zhang-mo-xing-ti-gong-zhe-yu-gu-zhang-zhuan-yi/16.2authprofile-yu-ping-ju-guan-li.md)
- [16.3 模型目录与配置](/zh/di-16-zhang-mo-xing-ti-gong-zhe-yu-gu-zhang-zhuan-yi/16.3-mo-xing-mu-lu-yu-pei-zhi.md)
- [16.4 故障转移错误处理](/zh/di-16-zhang-mo-xing-ti-gong-zhe-yu-gu-zhang-zhuan-yi/16.4-gu-zhang-zhuan-yi-cuo-wu-chu-li.md)