目前再请求OpenRouter的Quasar Alpha模型将得到以下错误信息。 
{
  "message": "404 The alpha period for this model has ended. For other stealth models, please visit https://openrouter.ai/provider/stealth",
  "status": 404,
  "error": {
    "message": "The alpha period for this model has ended. For other stealth models, please visit https://openrouter.ai/provider/stealth",
    "code": 404
  },
  "code": 404
}