Update README.md

README.md

@@ -43,6 +43,8 @@ It is _**the largest open-source vision/vision-language foundation model (14B)**
 
 We will provide a minimum code example to run InternVL-Chat using only the `transformers` library.
 
+Before this is completed, you can use our [online demo](https://internvl.opengvlab.com/) for a quick experience of this model.
+
 ```python
 TODO
 ```