Update README.md

README.md

@@ -69,7 +69,12 @@ You can find me (BlinkDL) in the EleutherAI Discord too: https://www.eleuther.ai
 
 ## Quick start
 
-Use https://github.com/BlinkDL/RWKV-LM/tree/main/RWKV-v4 or https://github.com/BlinkDL/RWKV-LM/tree/main/RWKV-v4neo (latest code).
+Use https://github.com/BlinkDL/RWKV-LM/tree/main/RWKV-v4neo (latest code, compatible with v4).
+
+Here is a great prompt for testing Q&A of LLMs. Works for any model: (found by minimizing ChatGPT ppls for RWKV 1.5B)
+```python
+prompt = f'\nQ & A\n\nQuestion:\n{qq}\n\nDetailed Expert Answer:\n' # let the model generate after this
+```
 
 ### Inference