diff --git a/README.md b/README.md
index 70ef3a68..7118f17b 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,5 @@
-# A simple Python online IDE run in browser.
-
-Hey guys I just made a simple Python online IDE run in browser : https://react-python-ide.vercel.app. It's free and opensource. Feel free to let me know if you have any issues.
-
+ [<img src="https://devin.ai/assets/deepwiki-badge.png" alt="Ask DeepWiki.com" height="20"/>](https://deepwiki.com/zhiwehu/Python-programming-exercises)
+ 
 # Python-programming-exercises
 
 100+ Python challenge programming exercises.
@@ -10,9 +8,13 @@ Hey guys I just made a simple Python online IDE run in browser : https://react-p
 
 https://github.com/zhiwehu/100_plus_Python_Projects_Challenge
 
-## Python comic
+## OpenClaw Second Brain
+
+Your personal knowledge base, maintained by AI. Just say what you want to save — AI handles the rest.
+
+https://github.com/zhiwehu/second-brain
+
+## A simple Python online IDE run in browser.
 
-Hey guys I just created a comic for learning Python if you like you could see it from here: https://aicodeplayer.com
-For now I just use Chinese if you like I could use English as well.
+Hey guys I just made a simple Python online IDE run in browser : https://github.com/zhiwehu/react-python-ide. It's free and opensource. Feel free to let me know if you have any issues.
 
-![Python Comic](https://github.com/zhiwehu/Python-programming-exercises/blob/master/comic.png?raw=true)