Update README.md

add license and citation

README.md

@@ -3,6 +3,7 @@ language:
 - en
 tags:
 - llama
+license: apache-2.0
 ---
 
 # OpenChat: Less is More for Open-source Models
@@ -127,4 +128,23 @@ MODEL_CONFIG_MAP = {
         bos_token=None,
     )
 }
+```
+
+
+## License
+Our weight license is subject to their corresponding base model. For example, OpenChat and OpenChat-8192 are the same as the model [License](https://github.com/facebookresearch/llama/blob/main/MODEL_CARD.md) of LLaMA for non-commercial use only, while OpenCoderPlus is under the [License](https://huggingface.co/blog/starcoder) of StarCoder. Furthermore, we should follow [Privacy Practices](https://chrome.google.com/webstore/detail/sharegpt-share-your-chatg/daiacboceoaocpibfodeljbdfacokfjb) of ShareGPT. The code is released under Apache License 2.0.
+
+
+## Citation
+
+```
+@software{openllms23,
+  title = {{OpenLLMs: Less is More for Open-source Models}},
+  author = {Wang, Guan and Cheng, Sijie and Yu, Qiying and Liu, Changling},
+  doi = {10.5281/zenodo.8105775},
+  url = {https://github.com/imoneoi/openchat},
+  version = {pre-release},
+  year = {2023},
+  month = {7},
+}
 ```