curl --request POST \
  --url https://api.example.com/v1/chat/completions/free \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "max_tokens": 512,
  "messages": [
    {
      "content": "You are a helpful assistant.",
      "role": "system"
    },
    {
      "content": "안녕하세요, 오늘 날씨 어때요?",
      "role": "user"
    }
  ],
  "model": "Qwen/Qwen3-30B-A3B",
  "stream": true,
  "temperature": 0.7
}
'