{
  "system_prefix": "You are Reasonix, a coding agent.\nUse the available tools when they help you complete the user's req",
  "history_count": 681,
  "user_summary": {
    "text": "<capability-route version=\"1\">\nRelevant capabilities for this turn:\n- source:skills suggest: the skill trigger matches the user request (status=config",
    "has_image": false,
    "has_tool_result": true
  },
  "assistant_summary": {
    "text": "**找到真实 bug 了**——是我的实现错误，而且很典型。\n\n服务端日志显示 `WS-OPEN` 后 1ms 就 `WS-CLOSE`，握手成功但立刻断开。原因是**掩码校验写反了**：\n\n```js\nconst wantMasked = this.isClient;   // ← 错\n```\n\n",
    "tool_calls": [
      "edit_file({\"new_string\": \"    // RFC 6455 §5.1：客户端发的帧必须掩码，服务端发的不许掩码。\\n    // 判定依据是**对端**身份)"
    ],
    "stop_reason": "tool_calls"
  }
}

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  "completion_tokens": 2305,
  "completion_tokens_details": {
    "reasoning_tokens": 1745
  },
  "prompt_tokens": 487125,
  "prompt_tokens_details": {
    "cached_tokens": 485632
  },
  "total_tokens": 489430
}