diff --git a/GPT3.5/README.md b/GPT3.5/README.md
index 9c132eb..f8ada0c 100644
--- a/GPT3.5/README.md
+++ b/GPT3.5/README.md
@@ -4,6 +4,7 @@
 
 
 * [vscode chatgpt plugin](https://github.com/mpociot/chatgpt-vscode) (and [here](https://marketplace.visualstudio.com/items?itemName=timkmecl.chatgpt))
+* [scispace extension (paper explainer)](https://chrome.google.com/webstore/detail/scispace-copilot/cipccbpjpemcnijhjcdjmkjhmhniiick/related)
 
 <br>