update README.md

Author: diemus

README.md

@@ -20,6 +20,20 @@ Highlights:
 - 🧠 Supports proxying all Azure OpenAI models and custom fine-tuned models
 - 🗺️ Supports custom mapping between Azure deployment names and OpenAI models
 - 🔄 Supports both reverse proxy and forward proxy usage
+- 👍 Support mocking of OpenAI APIs that are not supported by Azure.
+
+
+## Supported APIs
+
+The latest version of the Azure OpenAI service currently supports the following 3 APIs:
+
+| Path                  | Status |
+| --------------------- | ------ |
+| /v1/chat/completions  |  ✅   |
+| /v1/completions       | ✅    |
+| /v1/embeddings        | ✅    |
+
+> Other APIs not supported by Azure will be returned in a mock format (such as OPTIONS requests initiated by browsers). If you find your project need additional OpenAI-supported APIs, feel free to submit a PR.
 
 ## Usage
 

README.zh-cn.md

@@ -21,6 +21,19 @@ OpenAI 请求，方便作为各类开源 ChatGPT 的后端使用。同时也支
 - 🧠 支持代理所有 Azure OpenAI 模型以及自定义微调模型
 - 🗺️ 支持自定义 Azure 部署名与 OpenAI 模型的映射关系
 - 🔄 支持反向代理和正向代理两种方式使用
+- 👍 支持对Azure不支持的OpenAI接口进行Mock
+
+## 支持的接口
+
+目前最新版本的Azure OpenAI服务支持以下3个接口：
+
+| Path                  | Status |
+| --------------------- |------|
+| /v1/chat/completions  |  ✅   |
+| /v1/completions       | ✅    |
+| /v1/embeddings        | ✅    |
+
+> 其他Azure不支持的接口会通过mock的形式返回（比如浏览器发起的OPTIONS类型的请求）。如果你发现需要某些额外的OpenAI支持的接口，欢迎提交PR
 
 ## 使用方式