{
  "system_prefix": null,
  "history_count": 1,
  "user_summary": {
    "text": "请围绕下面的关键词写一段连贯的分析（约 10 tokens 的输入）：。",
    "has_image": false,
    "has_tool_result": false
  },
  "assistant_summary": {
    "text": "关键词为空，请补充后我再分析。",
    "tool_calls": [],
    "stop_reason": "stop"
  }
}

{
  "completion_tokens": 154,
  "completion_tokens_details": {
    "reasoning_tokens": 144
  },
  "prompt_tokens": 101,
  "prompt_tokens_details": {
    "cached_tokens": 0
  },
  "total_tokens": 255
}