Update README.md

README.md

@@ -90,9 +90,9 @@ python -m vllm.entrypoints.openai.api_server --model astronomer-io/Llama-3-8B-In
 ```
 For the non-stop token generation bug, make sure to send requests with `stop_token_ids":[128001, 128009]` to vLLM endpoint
 Example:
-```
+```json
 {
-    "model": "Llama-3-8B-Instruct-GPTQ-8-Bit",
+    "model": "astronomer-io/Llama-3-8B-Instruct-GPTQ-8-Bit",
     "messages": [
         {"role": "system", "content": "You are a helpful assistant."},
         {"role": "user", "content": "Who created Llama 3?"}