diff --git a/README.md b/README.md
index 47897178..a544f428 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,16 @@ It now also supports OpenAI Codex (GPT models) and Claude Code via OAuth.
 
 So you can use local or multi-account CLI access with OpenAI(include Responses)/Gemini/Claude-compatible clients and SDKs.
 
+![z.ai](asset/ad/english.png)
+
+## Sponsor
+
+This project is sponsored by Z.ai, supporting us with their GLM CODING PLAN.
+
+GLM CODING PLAN is a subscription service designed for AI coding, starting at just $3/month. It provides access to their flagship GLM-4.6 model across 10+ popular AI coding tools (Claude Code, Cline, Roo Code, etc.), offering developers top-tier, fast, and stable coding experiences.
+
+Get 10% OFF GLM CODING PLAN：https://z.ai/subscribe?ic=8JVLJQFSKB
+
 ## Overview
 
 - OpenAI/Gemini/Claude compatible API endpoints for CLI models
diff --git a/README_CN.md b/README_CN.md
index 0d10bf97..f7242a86 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -8,7 +8,15 @@
 
 您可以使用本地或多账户的CLI方式，通过任何与 OpenAI（包括Responses）/Gemini/Claude 兼容的客户端和SDK进行访问。
 
-现已新增国内提供商：[Qwen Code](https://github.com/QwenLM/qwen-code)、[iFlow](https://iflow.cn/)。
+![bigmodel.cn](asset/ad/chinese.png)
+
+## 赞助商
+
+本项目由 Z智谱 提供赞助, 他们通过 GLM CODING PLAN 对本项目提供技术支持。
+
+GLM CODING PLAN 是专为AI编码打造的订阅套餐，每月最低仅需20元，即可在十余款主流AI编码工具如Claude Code、中畅享智谱旗舰模型GLM-4.6，为开发者提供顶尖的编码体验。
+
+智谱AI为本软件提供了特别优惠，使用以下链接购买可以享受九折优惠：https://www.bigmodel.cn/claude-code?ic=RRVJPB5SII
 
 ## 功能特性
 
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