Add Ling-2.5-1T SGLang cookbook link

README.md

@@ -137,7 +137,7 @@ curl -s http://${MASTER_IP}:${PORT}/v1/chat/completions \
   -d '{"model": "auto", "messages": [{"role": "user", "content": "What is the capital of France?"}]}'
 ```
 
-More usage can be found [here](https://docs.sglang.ai/basic_usage/send_request.html)
+More usage can be found [here](https://cookbook.sglang.io/autoregressive/InclusionAI/Ling-2.5-1T)
 
 ## Limitations & Future Plans