Add paper for DeepCode

Author: LZH-YS1998

README.md

@@ -35,8 +35,9 @@
 </p> -->
 <p>
   <a href="https://github.com/HKUDS/DeepCode/stargazers"><img src='https://img.shields.io/github/stars/HKUDS/DeepCode?color=00d9ff&style=for-the-badge&logo=star&logoColor=white&labelColor=1a1a2e' /></a>
+  <a href='https://arxiv.org/abs/2512.07921'><img src="https://img.shields.io/badge/Paper-arXiv-orange?style=for-the-badge&logo=arxiv&logoColor=white&labelColor=1a1a2e"></a> 
   <img src="https://img.shields.io/badge/🐍Python-3.13-4ecdc4?style=for-the-badge&logo=python&logoColor=white&labelColor=1a1a2e">
-  <a href="https://pypi.org/project/deepcode-hku/"><img src="https://img.shields.io/pypi/v/deepcode-hku.svg?style=for-the-badge&logo=pypi&logoColor=white&labelColor=1a1a2e&color=ff6b6b"></a>
+  <!-- <a href="https://pypi.org/project/deepcode-hku/"><img src="https://img.shields.io/pypi/v/deepcode-hku.svg?style=for-the-badge&logo=pypi&logoColor=white&labelColor=1a1a2e&color=ff6b6b"></a> -->
 </p>
 <p>
   <a href="https://discord.gg/yF2MmDJyGJ"><img src="https://img.shields.io/badge/💬Discord-Community-7289da?style=for-the-badge&logo=discord&logoColor=white&labelColor=1a1a2e"></a>
@@ -879,16 +880,39 @@ We're continuously enhancing DeepCode with exciting new features:
 
 ---
 
+<div align="left">
+  
+### 📖 **Citation**
+
+
+If you find DeepCode useful in your research or applications, please kindly cite:
+
+```
+@misc{li2025deepcodeopenagenticcoding,
+      title={DeepCode: Open Agentic Coding}, 
+      author={Zongwei Li and Zhonghang Li and Zirui Guo and Xubin Ren and Chao Huang},
+      year={2025},
+      eprint={2512.07921},
+      archivePrefix={arXiv},
+      primaryClass={cs.SE},
+      url={https://arxiv.org/abs/2512.07921}, 
+}
+```
+
+---
+
+
 ### 📄 **License**
 
+<div align="center">
+
 <img src="https://img.shields.io/badge/License-MIT-4ecdc4?style=for-the-badge&logo=opensourceinitiative&logoColor=white" alt="MIT License">
 
 **MIT License** - Copyright (c) 2025 Data Intelligence Lab, The University of Hong Kong
 
 ---
 
 
-
 <img src="https://visitor-badge.laobi.icu/badge?page_id=deepcode.readme&style=for-the-badge&color=00d4ff" alt="Visitors">
 
 </div>