# 第07章-模型配置与优化

- [7.1 多提供者配置与 API 密钥](/zh/di-07-zhang-mo-xing-pei-zhi-yu-you-hua/7.1-duo-ti-gong-zhe-pei-zhi-yu-api-mi-yao.md)
- [7.2 回退链与性价比优化](/zh/di-07-zhang-mo-xing-pei-zhi-yu-you-hua/7.2-hui-tui-lian-yu-xing-jia-bi-you-hua.md)
- [7.3 中国 AI 模型接入](/zh/di-07-zhang-mo-xing-pei-zhi-yu-you-hua/7.3-zhong-guo-ai-mo-xing-jie-ru.md)