Update README with API documentation reference

README.md

@@ -58,12 +58,37 @@ This MVP demonstrates an intelligent research assistant framework featuring **tr
 - **📱 Mobile-First**: Optimized for seamless mobile web experience
 - **🎓 Academic Focus**: Designed for research and educational use cases
 
+## 📚 API Documentation
+
+**Comprehensive API documentation is available:** [API_DOCUMENTATION.md](API_DOCUMENTATION.md)
+
+The API provides REST endpoints for:
+- Chat interactions with AI assistant
+- Health checks
+- Context management
+- Session tracking
+
+**Quick API Example:**
+```python
+import requests
+
+response = requests.post(
+    "https://huggingface.co/spaces/JatinAutonomousLabs/Research_AI_Assistant_API/api/chat",
+    json={
+        "message": "What is machine learning?",
+        "session_id": "my-session",
+        "user_id": "user-123"
+    }
+)
+print(response.json()["message"])
+```
+
 ## 🚀 Quick Start
 
 ### Option 1: Use Our Demo
 Visit our live demo on Hugging Face Spaces:
 ```bash
-https://huggingface.co/spaces/your-username/research-assistant
+https://huggingface.co/spaces/JatinAutonomousLabs/Research_AI_Assistant_API
 ```
 
 ### Option 2: Deploy Your Own Instance