{
  "date": "2026-06-23",
  "timezone": "Asia/Shanghai",
  "window_start": "2026-06-23T00:00:00+08:00",
  "window_end": "2026-06-24T00:00:00+08:00",
  "granularity": "daily_workspace_changes",
  "summary": {
    "new_workspace_count": 22,
    "updated_existing_workspace_count": 11,
    "changed_workspace_count": 33
  },
  "new_workspaces": [
    {
      "workspace_id": "ws-1782200348376-633fc7217",
      "title": "TCID-12752 BNE",
      "url": "https://investibook.com/workspace/ws-1782200348376-633fc7217",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:39:08.376666+00:00",
      "updated_at": "2026-06-25T03:16:19.138800+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1,
        "memory_or_oom_pressure": 1,
        "resource_control_or_capacity": 1,
        "storage_or_io_bottleneck": 1,
        "component_failure_or_bug": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 6,
          "matched_terms": [
            "plan",
            "query",
            "scan",
            "sql",
            "topsql",
            "total keys"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "memory_or_oom_pressure",
          "score": 4,
          "matched_terms": [
            "heap",
            "memory",
            "oom",
            "メモリ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 4,
          "matched_terms": [
            "cpu",
            "duration",
            "qps",
            "ru"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "storage_or_io_bottleneck",
          "score": 2,
          "matched_terms": [
            "disk",
            "io"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 2,
          "matched_terms": [
            "bug",
            "不具合"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "bug",
          "cpu",
          "disk",
          "duration",
          "heap",
          "io",
          "memory",
          "oom",
          "plan",
          "qps",
          "query",
          "ru",
          "scan",
          "sql",
          "topsql",
          "total keys"
        ],
        "message_count_used": 25,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 5.7351,
        "message_count": 22,
        "user_message_count": 11,
        "assistant_message_count": 11,
        "token_usage": {
          "interaction_records": 21,
          "input_tokens": 79956,
          "output_tokens": 3133,
          "reasoning_tokens": 0,
          "cache_read_tokens": 158668,
          "cache_write_tokens": 2937,
          "cost_amount": 5.986873799999998
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 6,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782202776640-48d899755",
      "title": "TCID-12823 Mercari backup skip",
      "url": "https://investibook.com/workspace/ws-1782202776640-48d899755",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T08:19:36.641000+00:00",
      "updated_at": "2026-06-25T03:16:49.709532+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "scenario_category_counts": {
        "backup_or_restore": 1,
        "pd_tso_or_scheduling": 1,
        "cluster_topology_or_scaling": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 5,
          "matched_terms": [
            "backup",
            "br",
            "バックアップ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 3,
          "matched_terms": [
            "operator",
            "scheduler",
            "tso"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "cluster_topology_or_scaling",
          "score": 3,
          "matched_terms": [
            "modifyclustersize",
            "scaling",
            "スケーリング"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "backup",
          "br",
          "modifyclustersize",
          "operator",
          "scaling",
          "scheduler",
          "tso",
          "スケーリング",
          "バックアップ"
        ],
        "message_count_used": 31,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 2.9508,
        "message_count": 16,
        "user_message_count": 8,
        "assistant_message_count": 8,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 10,
          "output_tokens": 1027,
          "reasoning_tokens": 0,
          "cache_read_tokens": 139306,
          "cache_write_tokens": 2737,
          "cost_amount": 2.95084845
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 1,
          "解释追问": 1,
          "方法论/能力咨询": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782201243186-25e239a57",
      "title": "Duplicate O11Y alerts Derek Jia 2026-06-23",
      "url": "https://investibook.com/workspace/ws-1782201243186-25e239a57",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:54:03.186803+00:00",
      "updated_at": "2026-06-23T07:54:03.186803+00:00",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 3,
          "matched_terms": [
            "region",
            "tenant",
            "指标"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 2,
          "matched_terms": [
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "duration",
            "latency"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 2,
          "matched_terms": [
            "leader",
            "scheduler"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "disk",
          "io",
          "iops",
          "raft",
          "raftstore"
        ],
        "message_count_used": 5,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 2.3054,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 3,
          "input_tokens": 7046,
          "output_tokens": 5042,
          "reasoning_tokens": 0,
          "cache_read_tokens": 171023,
          "cache_write_tokens": 814,
          "cost_amount": 2.32881225
        },
        "message_categories": {
          "产出物迭代": 2,
          "Ad hoc 查询": 2
        }
      }
    },
    {
      "workspace_id": "lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T11:39:01.922488+00:00",
      "updated_at": "2026-06-23T11:39:01.922488+00:00",
      "user_email": "guanglei.bao@pingcap.com",
      "team_path": "Product / AI Lab",
      "team": "AI Lab",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.4945,
        "message_count": 9,
        "user_message_count": 3,
        "assistant_message_count": 6,
        "token_usage": {
          "interaction_records": 5,
          "input_tokens": 1387,
          "output_tokens": 911,
          "reasoning_tokens": 0,
          "cache_read_tokens": 35784,
          "cache_write_tokens": 1128,
          "cost_amount": 0.5040280500000001
        },
        "message_categories": {
          "产出物迭代": 1,
          "流程控制/确认": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782179214767-04a5bc293",
      "title": "O11Y-2596057 / O11Y-2596058",
      "url": "https://investibook.com/workspace/ws-1782179214767-04a5bc293",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:46:54.767247+00:00",
      "updated_at": "2026-06-23T01:49:06.237040+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3626,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 4249,
          "output_tokens": 513,
          "reasoning_tokens": 0,
          "cache_read_tokens": 53808,
          "cache_write_tokens": 713,
          "cost_amount": 0.37968075000000007
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782199141669-f294da298",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782199141669-f294da298",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:19:01.669417+00:00",
      "updated_at": "2026-06-23T07:19:01.669417+00:00",
      "user_email": "shenjing.zhao@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "scenario_category_counts": {
        "fleet_inventory_or_capacity_analysis": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "region",
          "tenant"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3092,
        "message_count": 7,
        "user_message_count": 3,
        "assistant_message_count": 3,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 837,
          "reasoning_tokens": 0,
          "cache_read_tokens": 36910,
          "cache_write_tokens": 274,
          "cost_amount": 0.30916245
        },
        "message_categories": {
          "诊断启动": 2,
          "解释追问": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782179380933-a207db53a",
      "title": "O11Y-2596074",
      "url": "https://investibook.com/workspace/ws-1782179380933-a207db53a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:49:40.933049+00:00",
      "updated_at": "2026-06-23T01:50:01.976237+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3011,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 2218,
          "output_tokens": 361,
          "reasoning_tokens": 0,
          "cache_read_tokens": 45205,
          "cache_write_tokens": 1010,
          "cost_amount": 0.30936135000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782226698567-6027c1bb1",
      "title": "TCOC-5469_SQLCompatibility_PhoebesOrg",
      "url": "https://investibook.com/workspace/ws-1782226698567-6027c1bb1",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T14:58:18.567832+00:00",
      "updated_at": "2026-06-23T14:58:18.567832+00:00",
      "user_email": "stanley.huang@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "snapshot"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 2,
          "matched_terms": [
            "region",
            "tenant"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "plan",
          "query",
          "sql"
        ],
        "message_count_used": 4,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2886,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 2041,
          "reasoning_tokens": 0,
          "cache_read_tokens": 38533,
          "cache_write_tokens": 4535,
          "cost_amount": 0.28856489999999996
        },
        "message_categories": {
          "流程控制/确认": 4
        }
      }
    },
    {
      "workspace_id": "lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T10:10:43.694260+00:00",
      "updated_at": "2026-06-23T10:10:43.694260+00:00",
      "user_email": "zhigang.du@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "lark",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2707,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 7442,
          "output_tokens": 1841,
          "reasoning_tokens": 0,
          "cache_read_tokens": 37191,
          "cache_write_tokens": 11678,
          "cost_amount": 0.29660625
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-8dc29a67-269c-49e1-b99e-fff451e1fd17",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-8dc29a67-269c-49e1-b99e-fff451e1fd17",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:11:48.958254+00:00",
      "updated_at": "2026-06-23T01:11:48.958254+00:00",
      "user_email": "shaoxiqian@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Efficiency & Quality",
      "team": "Efficiency & Quality",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "tikv"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2585,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 1,
          "output_tokens": 436,
          "reasoning_tokens": 0,
          "cache_read_tokens": 24259,
          "cache_write_tokens": 8734,
          "cost_amount": 0.25846605
        },
        "message_categories": {
          "方法论/能力咨询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782200348376-633fc7217",
      "title": "TCID-12752 BNE",
      "url": "https://investibook.com/workspace/ws-1782200348376-633fc7217",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:39:08.376666+00:00",
      "updated_at": "2026-06-25T03:16:19.138800+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1,
        "memory_or_oom_pressure": 1,
        "resource_control_or_capacity": 1,
        "storage_or_io_bottleneck": 1,
        "component_failure_or_bug": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 6,
          "matched_terms": [
            "plan",
            "query",
            "scan",
            "sql",
            "topsql",
            "total keys"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "memory_or_oom_pressure",
          "score": 4,
          "matched_terms": [
            "heap",
            "memory",
            "oom",
            "メモリ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 4,
          "matched_terms": [
            "cpu",
            "duration",
            "qps",
            "ru"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "storage_or_io_bottleneck",
          "score": 2,
          "matched_terms": [
            "disk",
            "io"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 2,
          "matched_terms": [
            "bug",
            "不具合"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "bug",
          "cpu",
          "disk",
          "duration",
          "heap",
          "io",
          "memory",
          "oom",
          "plan",
          "qps",
          "query",
          "ru",
          "scan",
          "sql",
          "topsql",
          "total keys"
        ],
        "message_count_used": 25,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2518,
        "message_count": 22,
        "user_message_count": 11,
        "assistant_message_count": 11,
        "token_usage": {
          "interaction_records": 21,
          "input_tokens": 79956,
          "output_tokens": 3133,
          "reasoning_tokens": 0,
          "cache_read_tokens": 158668,
          "cache_write_tokens": 2937,
          "cost_amount": 5.986873799999998
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 6,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-ec9b54d0-e1fe-446e-ac01-36519e789cd5",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-ec9b54d0-e1fe-446e-ac01-36519e789cd5",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T08:05:35.919375+00:00",
      "updated_at": "2026-06-23T08:05:35.919375+00:00",
      "user_email": "qizheng@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1768,
        "message_count": 6,
        "user_message_count": 2,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 253,
          "reasoning_tokens": 0,
          "cache_read_tokens": 24090,
          "cache_write_tokens": 243,
          "cost_amount": 0.17678625000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-0749d598-4434-4ecf-9eba-d0c3e16beab6",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-0749d598-4434-4ecf-9eba-d0c3e16beab6",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:04:11.701315+00:00",
      "updated_at": "2026-06-23T07:04:11.701315+00:00",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1278,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 10,
          "output_tokens": 2796,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 22892,
          "cost_amount": 0.127815
        },
        "message_categories": {
          "产出物迭代": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782177723970-960275b79",
      "title": "無題のワークスペース",
      "url": "https://investibook.com/workspace/ws-1782177723970-960275b79",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:22:03.970379+00:00",
      "updated_at": "2026-06-23T01:22:03.970379+00:00",
      "user_email": "tadatoshi.sekiguchi@pingcap.com",
      "team_path": "Japan Business Group / PreSales",
      "team": "PreSales",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0798,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 1,
          "output_tokens": 60,
          "reasoning_tokens": 0,
          "cache_read_tokens": 17307,
          "cache_write_tokens": 220,
          "cost_amount": 0.07975245
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782200575899-d6002b0f4",
      "title": "你清楚影子账号吗？",
      "url": "https://investibook.com/workspace/ws-1782200575899-d6002b0f4",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:42:55.899936+00:00",
      "updated_at": "2026-06-23T07:44:29.310054+00:00",
      "user_email": "yikai.puah@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "product_usage_or_admin",
      "scenario_category_counts": {
        "product_usage_or_admin": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "权限"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0766,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 10,
          "output_tokens": 473,
          "reasoning_tokens": 0,
          "cache_read_tokens": 15396,
          "cache_write_tokens": 458,
          "cost_amount": 0.07656629999999999
        },
        "message_categories": {
          "Ad hoc 查询": 1,
          "诊断启动": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-b12c6736-3582-45c8-b88f-9c998f067498",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-b12c6736-3582-45c8-b88f-9c998f067498",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T06:38:22.571247+00:00",
      "updated_at": "2026-06-23T06:38:22.571247+00:00",
      "user_email": "huoyao@pingcap.com",
      "team_path": "Product / Enterprise & Partner Product",
      "team": "Enterprise & Partner Product",
      "channel": "lark",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0594,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 10,
          "output_tokens": 41,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 15671,
          "cost_amount": 0.05941125
        },
        "message_categories": {
          "流程控制/确认": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T10:10:43.694260+00:00",
      "updated_at": "2026-06-23T10:10:43.694260+00:00",
      "user_email": "zhigang.du@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "evidence-postpass",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.026,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 7442,
          "output_tokens": 1841,
          "reasoning_tokens": 0,
          "cache_read_tokens": 37191,
          "cache_write_tokens": 11678,
          "cost_amount": 0.29660625
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782201243186-25e239a57",
      "title": "Duplicate O11Y alerts Derek Jia 2026-06-23",
      "url": "https://investibook.com/workspace/ws-1782201243186-25e239a57",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:54:03.186803+00:00",
      "updated_at": "2026-06-23T07:54:03.186803+00:00",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 3,
          "matched_terms": [
            "region",
            "tenant",
            "指标"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 2,
          "matched_terms": [
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "duration",
            "latency"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 2,
          "matched_terms": [
            "leader",
            "scheduler"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "disk",
          "io",
          "iops",
          "raft",
          "raftstore"
        ],
        "message_count_used": 5,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0235,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 3,
          "input_tokens": 7046,
          "output_tokens": 5042,
          "reasoning_tokens": 0,
          "cache_read_tokens": 171023,
          "cache_write_tokens": 814,
          "cost_amount": 2.32881225
        },
        "message_categories": {
          "产出物迭代": 2,
          "Ad hoc 查询": 2
        }
      }
    },
    {
      "workspace_id": "ws-1782179214767-04a5bc293",
      "title": "O11Y-2596057 / O11Y-2596058",
      "url": "https://investibook.com/workspace/ws-1782179214767-04a5bc293",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:46:54.767247+00:00",
      "updated_at": "2026-06-23T01:49:06.237040+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "evidence-postpass",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.017,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 4249,
          "output_tokens": 513,
          "reasoning_tokens": 0,
          "cache_read_tokens": 53808,
          "cache_write_tokens": 713,
          "cost_amount": 0.37968075000000007
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T11:39:01.922488+00:00",
      "updated_at": "2026-06-23T11:39:01.922488+00:00",
      "user_email": "guanglei.bao@pingcap.com",
      "team_path": "Product / AI Lab",
      "team": "AI Lab",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0095,
        "message_count": 9,
        "user_message_count": 3,
        "assistant_message_count": 6,
        "token_usage": {
          "interaction_records": 5,
          "input_tokens": 1387,
          "output_tokens": 911,
          "reasoning_tokens": 0,
          "cache_read_tokens": 35784,
          "cache_write_tokens": 1128,
          "cost_amount": 0.5040280500000001
        },
        "message_categories": {
          "产出物迭代": 1,
          "流程控制/确认": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782179380933-a207db53a",
      "title": "O11Y-2596074",
      "url": "https://investibook.com/workspace/ws-1782179380933-a207db53a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:49:40.933049+00:00",
      "updated_at": "2026-06-23T01:50:01.976237+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "evidence-postpass",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0083,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 2218,
          "output_tokens": 361,
          "reasoning_tokens": 0,
          "cache_read_tokens": 45205,
          "cache_write_tokens": 1010,
          "cost_amount": 0.30936135000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782205596129-7fe2da68a",
      "title": "TCOC-5468",
      "url": "https://investibook.com/workspace/ws-1782205596129-7fe2da68a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T09:06:36.129810+00:00",
      "updated_at": "2026-06-23T09:06:43.589269+00:00",
      "user_email": "chenqingjing@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "unknown",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "scenario_category_counts": {
        "fleet_inventory_or_capacity_analysis": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "region",
          "tenant"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0,
        "message_count": 1,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {},
        "message_categories": {}
      }
    }
  ],
  "updated_existing_workspaces": [
    {
      "workspace_id": "ws-1781598701127-da28e5bfa",
      "title": "tikv自动巡检",
      "url": "https://investibook.com/workspace/ws-1781598701127-da28e5bfa",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T08:31:41.127057+00:00",
      "updated_at": "2026-06-16T08:31:54.328108+00:00",
      "user_email": "lingtao.li@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
      "channel": "cli",
      "scenario_group": "non_diagnosis",
      "scenario_category": "inspection_or_report_generation",
      "scenario_category_counts": {
        "inspection_or_report_generation": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "tikv"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 2,
          "matched_terms": [
            "指标",
            "每日"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "daily inspection",
          "inspection",
          "report",
          "巡检",
          "报告"
        ],
        "message_count_used": 53,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.81,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 58,
          "reasoning_tokens": 0,
          "cache_read_tokens": 5403,
          "cache_write_tokens": 2,
          "cost_amount": 0.8099725499999995
        },
        "message_categories": {
          "产出物迭代": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781593140287-e90e104ca",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1781593140287-e90e104ca",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T06:59:00.287348+00:00",
      "updated_at": "2026-06-16T06:59:00.287348+00:00",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1,
        "component_failure_or_bug": 1,
        "sql_plan_or_query": 1,
        "backup_or_restore": 1,
        "resource_control_or_capacity": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "peer",
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 3,
          "matched_terms": [
            "crash",
            "panic",
            "restart"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 2,
          "matched_terms": [
            "query",
            "sql"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "恢复"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "qps",
            "ru"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "br",
          "crash",
          "panic",
          "peer",
          "qps",
          "query",
          "region",
          "restart",
          "ru",
          "sql",
          "tikv",
          "恢复"
        ],
        "message_count_used": 6,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.4255,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1843,
          "output_tokens": 210,
          "reasoning_tokens": 0,
          "cache_read_tokens": 77313,
          "cache_write_tokens": 0,
          "cost_amount": 0.43415729999999997
        },
        "message_categories": {
          "产出物迭代": 2
        }
      }
    },
    {
      "workspace_id": "ws-1781684915888-af6dd78ac",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781684915888-af6dd78ac",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "yahonda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3732,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 24564,
          "output_tokens": 708,
          "reasoning_tokens": 0,
          "cache_read_tokens": 62404,
          "cache_write_tokens": 0,
          "cost_amount": 0.45751965000000033
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1780991548183-1d4517faa",
      "title": "Wetech-Daily Inspection",
      "url": "https://investibook.com/workspace/ws-1780991548183-1d4517faa",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-09T07:52:28.183177+00:00",
      "updated_at": "2026-06-09T07:52:53.903098+00:00",
      "user_email": "yangkexin.liang@pingcap.com",
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "team": "Enterprise Customer Engineering",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.9,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "inspection_or_report_generation",
          "score": 6,
          "matched_terms": [
            "daily inspection",
            "inspection"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "skill_or_workflow_setup",
          "score": 2,
          "matched_terms": [
            "skill",
            "skills"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "append-log-duration",
          "compaction",
          "io",
          "iops",
          "raft",
          "rocksdb"
        ],
        "message_count_used": 32,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2411,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 9,
          "output_tokens": 1857,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 53337,
          "cost_amount": 0.24109499999999962
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782113088252-780c86f61",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782113088252-780c86f61",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T07:24:48.252921+00:00",
      "updated_at": "2026-06-22T07:24:48.252921+00:00",
      "user_email": "zhi.xie@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index",
          "索引"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1485,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 503,
          "output_tokens": 99,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 35178,
          "cost_amount": 0.14994825000000003
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781711255472-f0b61961f",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781711255472-f0b61961f",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "wai.ho@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.14,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 0,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 3017,
          "cost_amount": 0.14000250000000003
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1781684915888-af6dd78ac",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781684915888-af6dd78ac",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "",
      "team_path": "",
      "team": "",
      "channel": "evidence-postpass",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0843,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 24564,
          "output_tokens": 708,
          "reasoning_tokens": 0,
          "cache_read_tokens": 62404,
          "cache_write_tokens": 0,
          "cost_amount": 0.45751965000000033
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1782096599934-81f170a5d",
      "title": "https://tidb.atlassian.net/browse/TCAB-235",
      "url": "https://investibook.com/workspace/ws-1782096599934-81f170a5d",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T02:49:59.934284+00:00",
      "updated_at": "2026-06-22T02:50:24.025038+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "scenario_category_counts": {
        "backup_or_restore": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "br"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0812,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 0,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 18470,
          "cost_amount": 0.0812325
        },
        "message_categories": {
          "解释追问": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782220184326-45a7530ab",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1782220184326-45a7530ab",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "wai.ho@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.079,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 9,
          "output_tokens": 618,
          "reasoning_tokens": 0,
          "cache_read_tokens": 15345,
          "cache_write_tokens": 445,
          "cost_amount": 0.078963
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1781593140287-e90e104ca",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1781593140287-e90e104ca",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T06:59:00.287348+00:00",
      "updated_at": "2026-06-16T06:59:00.287348+00:00",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1,
        "component_failure_or_bug": 1,
        "sql_plan_or_query": 1,
        "backup_or_restore": 1,
        "resource_control_or_capacity": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "peer",
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 3,
          "matched_terms": [
            "crash",
            "panic",
            "restart"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 2,
          "matched_terms": [
            "query",
            "sql"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "恢复"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "qps",
            "ru"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "br",
          "crash",
          "panic",
          "peer",
          "qps",
          "query",
          "region",
          "restart",
          "ru",
          "sql",
          "tikv",
          "恢复"
        ],
        "message_count_used": 6,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0087,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1843,
          "output_tokens": 210,
          "reasoning_tokens": 0,
          "cache_read_tokens": 77313,
          "cache_write_tokens": 0,
          "cost_amount": 0.43415729999999997
        },
        "message_categories": {
          "产出物迭代": 2
        }
      }
    },
    {
      "workspace_id": "ws-1782113088252-780c86f61",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782113088252-780c86f61",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T07:24:48.252921+00:00",
      "updated_at": "2026-06-22T07:24:48.252921+00:00",
      "user_email": "zhi.xie@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index",
          "索引"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0015,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 503,
          "output_tokens": 99,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 35178,
          "cost_amount": 0.14994825000000003
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    }
  ],
  "all_changed_workspaces": [
    {
      "workspace_id": "ws-1782200348376-633fc7217",
      "title": "TCID-12752 BNE",
      "url": "https://investibook.com/workspace/ws-1782200348376-633fc7217",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:39:08.376666+00:00",
      "updated_at": "2026-06-25T03:16:19.138800+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1,
        "memory_or_oom_pressure": 1,
        "resource_control_or_capacity": 1,
        "storage_or_io_bottleneck": 1,
        "component_failure_or_bug": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 6,
          "matched_terms": [
            "plan",
            "query",
            "scan",
            "sql",
            "topsql",
            "total keys"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "memory_or_oom_pressure",
          "score": 4,
          "matched_terms": [
            "heap",
            "memory",
            "oom",
            "メモリ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 4,
          "matched_terms": [
            "cpu",
            "duration",
            "qps",
            "ru"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "storage_or_io_bottleneck",
          "score": 2,
          "matched_terms": [
            "disk",
            "io"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 2,
          "matched_terms": [
            "bug",
            "不具合"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "bug",
          "cpu",
          "disk",
          "duration",
          "heap",
          "io",
          "memory",
          "oom",
          "plan",
          "qps",
          "query",
          "ru",
          "scan",
          "sql",
          "topsql",
          "total keys"
        ],
        "message_count_used": 25,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 5.7351,
        "message_count": 22,
        "user_message_count": 11,
        "assistant_message_count": 11,
        "token_usage": {
          "interaction_records": 21,
          "input_tokens": 79956,
          "output_tokens": 3133,
          "reasoning_tokens": 0,
          "cache_read_tokens": 158668,
          "cache_write_tokens": 2937,
          "cost_amount": 5.986873799999998
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 6,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782202776640-48d899755",
      "title": "TCID-12823 Mercari backup skip",
      "url": "https://investibook.com/workspace/ws-1782202776640-48d899755",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T08:19:36.641000+00:00",
      "updated_at": "2026-06-25T03:16:49.709532+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "scenario_category_counts": {
        "backup_or_restore": 1,
        "pd_tso_or_scheduling": 1,
        "cluster_topology_or_scaling": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 5,
          "matched_terms": [
            "backup",
            "br",
            "バックアップ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 3,
          "matched_terms": [
            "operator",
            "scheduler",
            "tso"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "cluster_topology_or_scaling",
          "score": 3,
          "matched_terms": [
            "modifyclustersize",
            "scaling",
            "スケーリング"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "backup",
          "br",
          "modifyclustersize",
          "operator",
          "scaling",
          "scheduler",
          "tso",
          "スケーリング",
          "バックアップ"
        ],
        "message_count_used": 31,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 2.9508,
        "message_count": 16,
        "user_message_count": 8,
        "assistant_message_count": 8,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 10,
          "output_tokens": 1027,
          "reasoning_tokens": 0,
          "cache_read_tokens": 139306,
          "cache_write_tokens": 2737,
          "cost_amount": 2.95084845
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 1,
          "解释追问": 1,
          "方法论/能力咨询": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782201243186-25e239a57",
      "title": "Duplicate O11Y alerts Derek Jia 2026-06-23",
      "url": "https://investibook.com/workspace/ws-1782201243186-25e239a57",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:54:03.186803+00:00",
      "updated_at": "2026-06-23T07:54:03.186803+00:00",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 3,
          "matched_terms": [
            "region",
            "tenant",
            "指标"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 2,
          "matched_terms": [
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "duration",
            "latency"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 2,
          "matched_terms": [
            "leader",
            "scheduler"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "disk",
          "io",
          "iops",
          "raft",
          "raftstore"
        ],
        "message_count_used": 5,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 2.3054,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 3,
          "input_tokens": 7046,
          "output_tokens": 5042,
          "reasoning_tokens": 0,
          "cache_read_tokens": 171023,
          "cache_write_tokens": 814,
          "cost_amount": 2.32881225
        },
        "message_categories": {
          "产出物迭代": 2,
          "Ad hoc 查询": 2
        }
      }
    },
    {
      "workspace_id": "ws-1781598701127-da28e5bfa",
      "title": "tikv自动巡检",
      "url": "https://investibook.com/workspace/ws-1781598701127-da28e5bfa",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T08:31:41.127057+00:00",
      "updated_at": "2026-06-16T08:31:54.328108+00:00",
      "user_email": "lingtao.li@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
      "channel": "cli",
      "scenario_group": "non_diagnosis",
      "scenario_category": "inspection_or_report_generation",
      "scenario_category_counts": {
        "inspection_or_report_generation": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "tikv"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 2,
          "matched_terms": [
            "指标",
            "每日"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "daily inspection",
          "inspection",
          "report",
          "巡检",
          "报告"
        ],
        "message_count_used": 53,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.81,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 58,
          "reasoning_tokens": 0,
          "cache_read_tokens": 5403,
          "cache_write_tokens": 2,
          "cost_amount": 0.8099725499999995
        },
        "message_categories": {
          "产出物迭代": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T11:39:01.922488+00:00",
      "updated_at": "2026-06-23T11:39:01.922488+00:00",
      "user_email": "guanglei.bao@pingcap.com",
      "team_path": "Product / AI Lab",
      "team": "AI Lab",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.4945,
        "message_count": 9,
        "user_message_count": 3,
        "assistant_message_count": 6,
        "token_usage": {
          "interaction_records": 5,
          "input_tokens": 1387,
          "output_tokens": 911,
          "reasoning_tokens": 0,
          "cache_read_tokens": 35784,
          "cache_write_tokens": 1128,
          "cost_amount": 0.5040280500000001
        },
        "message_categories": {
          "产出物迭代": 1,
          "流程控制/确认": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781593140287-e90e104ca",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1781593140287-e90e104ca",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T06:59:00.287348+00:00",
      "updated_at": "2026-06-16T06:59:00.287348+00:00",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1,
        "component_failure_or_bug": 1,
        "sql_plan_or_query": 1,
        "backup_or_restore": 1,
        "resource_control_or_capacity": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "peer",
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 3,
          "matched_terms": [
            "crash",
            "panic",
            "restart"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 2,
          "matched_terms": [
            "query",
            "sql"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "恢复"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "qps",
            "ru"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "br",
          "crash",
          "panic",
          "peer",
          "qps",
          "query",
          "region",
          "restart",
          "ru",
          "sql",
          "tikv",
          "恢复"
        ],
        "message_count_used": 6,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.4255,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1843,
          "output_tokens": 210,
          "reasoning_tokens": 0,
          "cache_read_tokens": 77313,
          "cache_write_tokens": 0,
          "cost_amount": 0.43415729999999997
        },
        "message_categories": {
          "产出物迭代": 2
        }
      }
    },
    {
      "workspace_id": "ws-1781684915888-af6dd78ac",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781684915888-af6dd78ac",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "yahonda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3732,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 24564,
          "output_tokens": 708,
          "reasoning_tokens": 0,
          "cache_read_tokens": 62404,
          "cache_write_tokens": 0,
          "cost_amount": 0.45751965000000033
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1782179214767-04a5bc293",
      "title": "O11Y-2596057 / O11Y-2596058",
      "url": "https://investibook.com/workspace/ws-1782179214767-04a5bc293",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:46:54.767247+00:00",
      "updated_at": "2026-06-23T01:49:06.237040+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3626,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 4249,
          "output_tokens": 513,
          "reasoning_tokens": 0,
          "cache_read_tokens": 53808,
          "cache_write_tokens": 713,
          "cost_amount": 0.37968075000000007
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782199141669-f294da298",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782199141669-f294da298",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:19:01.669417+00:00",
      "updated_at": "2026-06-23T07:19:01.669417+00:00",
      "user_email": "shenjing.zhao@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "scenario_category_counts": {
        "fleet_inventory_or_capacity_analysis": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "region",
          "tenant"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3092,
        "message_count": 7,
        "user_message_count": 3,
        "assistant_message_count": 3,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 837,
          "reasoning_tokens": 0,
          "cache_read_tokens": 36910,
          "cache_write_tokens": 274,
          "cost_amount": 0.30916245
        },
        "message_categories": {
          "诊断启动": 2,
          "解释追问": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782179380933-a207db53a",
      "title": "O11Y-2596074",
      "url": "https://investibook.com/workspace/ws-1782179380933-a207db53a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:49:40.933049+00:00",
      "updated_at": "2026-06-23T01:50:01.976237+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.3011,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 2218,
          "output_tokens": 361,
          "reasoning_tokens": 0,
          "cache_read_tokens": 45205,
          "cache_write_tokens": 1010,
          "cost_amount": 0.30936135000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782226698567-6027c1bb1",
      "title": "TCOC-5469_SQLCompatibility_PhoebesOrg",
      "url": "https://investibook.com/workspace/ws-1782226698567-6027c1bb1",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T14:58:18.567832+00:00",
      "updated_at": "2026-06-23T14:58:18.567832+00:00",
      "user_email": "stanley.huang@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "cli",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "snapshot"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 2,
          "matched_terms": [
            "region",
            "tenant"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "plan",
          "query",
          "sql"
        ],
        "message_count_used": 4,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2886,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 2041,
          "reasoning_tokens": 0,
          "cache_read_tokens": 38533,
          "cache_write_tokens": 4535,
          "cost_amount": 0.28856489999999996
        },
        "message_categories": {
          "流程控制/确认": 4
        }
      }
    },
    {
      "workspace_id": "lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T10:10:43.694260+00:00",
      "updated_at": "2026-06-23T10:10:43.694260+00:00",
      "user_email": "zhigang.du@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "lark",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2707,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 7442,
          "output_tokens": 1841,
          "reasoning_tokens": 0,
          "cache_read_tokens": 37191,
          "cache_write_tokens": 11678,
          "cost_amount": 0.29660625
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-8dc29a67-269c-49e1-b99e-fff451e1fd17",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-8dc29a67-269c-49e1-b99e-fff451e1fd17",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:11:48.958254+00:00",
      "updated_at": "2026-06-23T01:11:48.958254+00:00",
      "user_email": "shaoxiqian@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / Efficiency & Quality",
      "team": "Efficiency & Quality",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "tikv"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2585,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 1,
          "output_tokens": 436,
          "reasoning_tokens": 0,
          "cache_read_tokens": 24259,
          "cache_write_tokens": 8734,
          "cost_amount": 0.25846605
        },
        "message_categories": {
          "方法论/能力咨询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782200348376-633fc7217",
      "title": "TCID-12752 BNE",
      "url": "https://investibook.com/workspace/ws-1782200348376-633fc7217",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:39:08.376666+00:00",
      "updated_at": "2026-06-25T03:16:19.138800+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1,
        "memory_or_oom_pressure": 1,
        "resource_control_or_capacity": 1,
        "storage_or_io_bottleneck": 1,
        "component_failure_or_bug": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 6,
          "matched_terms": [
            "plan",
            "query",
            "scan",
            "sql",
            "topsql",
            "total keys"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "memory_or_oom_pressure",
          "score": 4,
          "matched_terms": [
            "heap",
            "memory",
            "oom",
            "メモリ"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 4,
          "matched_terms": [
            "cpu",
            "duration",
            "qps",
            "ru"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "storage_or_io_bottleneck",
          "score": 2,
          "matched_terms": [
            "disk",
            "io"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 2,
          "matched_terms": [
            "bug",
            "不具合"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "bug",
          "cpu",
          "disk",
          "duration",
          "heap",
          "io",
          "memory",
          "oom",
          "plan",
          "qps",
          "query",
          "ru",
          "scan",
          "sql",
          "topsql",
          "total keys"
        ],
        "message_count_used": 25,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2518,
        "message_count": 22,
        "user_message_count": 11,
        "assistant_message_count": 11,
        "token_usage": {
          "interaction_records": 21,
          "input_tokens": 79956,
          "output_tokens": 3133,
          "reasoning_tokens": 0,
          "cache_read_tokens": 158668,
          "cache_write_tokens": 2937,
          "cost_amount": 5.986873799999998
        },
        "message_categories": {
          "产出物迭代": 4,
          "Ad hoc 查询": 6,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1780991548183-1d4517faa",
      "title": "Wetech-Daily Inspection",
      "url": "https://investibook.com/workspace/ws-1780991548183-1d4517faa",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-09T07:52:28.183177+00:00",
      "updated_at": "2026-06-09T07:52:53.903098+00:00",
      "user_email": "yangkexin.liang@pingcap.com",
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "team": "Enterprise Customer Engineering",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.9,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "inspection_or_report_generation",
          "score": 6,
          "matched_terms": [
            "daily inspection",
            "inspection"
          ]
        },
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "skill_or_workflow_setup",
          "score": 2,
          "matched_terms": [
            "skill",
            "skills"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "append-log-duration",
          "compaction",
          "io",
          "iops",
          "raft",
          "rocksdb"
        ],
        "message_count_used": 32,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.2411,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 9,
          "output_tokens": 1857,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 53337,
          "cost_amount": 0.24109499999999962
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-ec9b54d0-e1fe-446e-ac01-36519e789cd5",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-ec9b54d0-e1fe-446e-ac01-36519e789cd5",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T08:05:35.919375+00:00",
      "updated_at": "2026-06-23T08:05:35.919375+00:00",
      "user_email": "qizheng@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1768,
        "message_count": 6,
        "user_message_count": 2,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1,
          "output_tokens": 253,
          "reasoning_tokens": 0,
          "cache_read_tokens": 24090,
          "cache_write_tokens": 243,
          "cost_amount": 0.17678625000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782113088252-780c86f61",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782113088252-780c86f61",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T07:24:48.252921+00:00",
      "updated_at": "2026-06-22T07:24:48.252921+00:00",
      "user_email": "zhi.xie@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index",
          "索引"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1485,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 503,
          "output_tokens": 99,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 35178,
          "cost_amount": 0.14994825000000003
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781711255472-f0b61961f",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781711255472-f0b61961f",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "wai.ho@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.14,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 0,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 3017,
          "cost_amount": 0.14000250000000003
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "lark-ws-0749d598-4434-4ecf-9eba-d0c3e16beab6",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-0749d598-4434-4ecf-9eba-d0c3e16beab6",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:04:11.701315+00:00",
      "updated_at": "2026-06-23T07:04:11.701315+00:00",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "lark",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.1278,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 10,
          "output_tokens": 2796,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 22892,
          "cost_amount": 0.127815
        },
        "message_categories": {
          "产出物迭代": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781684915888-af6dd78ac",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1781684915888-af6dd78ac",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "",
      "team_path": "",
      "team": "",
      "channel": "evidence-postpass",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0843,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 8,
          "input_tokens": 24564,
          "output_tokens": 708,
          "reasoning_tokens": 0,
          "cache_read_tokens": 62404,
          "cache_write_tokens": 0,
          "cost_amount": 0.45751965000000033
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1782096599934-81f170a5d",
      "title": "https://tidb.atlassian.net/browse/TCAB-235",
      "url": "https://investibook.com/workspace/ws-1782096599934-81f170a5d",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T02:49:59.934284+00:00",
      "updated_at": "2026-06-22T02:50:24.025038+00:00",
      "user_email": "takahiko.miyasaka@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "web",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "scenario_category_counts": {
        "backup_or_restore": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "br"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0812,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 0,
          "output_tokens": 0,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 18470,
          "cost_amount": 0.0812325
        },
        "message_categories": {
          "解释追问": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782177723970-960275b79",
      "title": "無題のワークスペース",
      "url": "https://investibook.com/workspace/ws-1782177723970-960275b79",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:22:03.970379+00:00",
      "updated_at": "2026-06-23T01:22:03.970379+00:00",
      "user_email": "tadatoshi.sekiguchi@pingcap.com",
      "team_path": "Japan Business Group / PreSales",
      "team": "PreSales",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0798,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 1,
          "output_tokens": 60,
          "reasoning_tokens": 0,
          "cache_read_tokens": 17307,
          "cache_write_tokens": 220,
          "cost_amount": 0.07975245
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782220184326-45a7530ab",
      "title": "",
      "url": "https://investibook.com/workspace/ws-1782220184326-45a7530ab",
      "workspace_lifecycle": "updated_existing",
      "created_at": "",
      "updated_at": "",
      "user_email": "wai.ho@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 0,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.079,
        "message_count": 0,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 9,
          "output_tokens": 618,
          "reasoning_tokens": 0,
          "cache_read_tokens": 15345,
          "cache_write_tokens": 445,
          "cost_amount": 0.078963
        },
        "message_categories": {}
      }
    },
    {
      "workspace_id": "ws-1782200575899-d6002b0f4",
      "title": "你清楚影子账号吗？",
      "url": "https://investibook.com/workspace/ws-1782200575899-d6002b0f4",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:42:55.899936+00:00",
      "updated_at": "2026-06-23T07:44:29.310054+00:00",
      "user_email": "yikai.puah@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "channel": "web",
      "scenario_group": "non_diagnosis",
      "scenario_category": "product_usage_or_admin",
      "scenario_category_counts": {
        "product_usage_or_admin": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "权限"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0766,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 10,
          "output_tokens": 473,
          "reasoning_tokens": 0,
          "cache_read_tokens": 15396,
          "cache_write_tokens": 458,
          "cost_amount": 0.07656629999999999
        },
        "message_categories": {
          "Ad hoc 查询": 1,
          "诊断启动": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-b12c6736-3582-45c8-b88f-9c998f067498",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-b12c6736-3582-45c8-b88f-9c998f067498",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T06:38:22.571247+00:00",
      "updated_at": "2026-06-23T06:38:22.571247+00:00",
      "user_email": "huoyao@pingcap.com",
      "team_path": "Product / Enterprise & Partner Product",
      "team": "Enterprise & Partner Product",
      "channel": "lark",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0594,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 1,
          "input_tokens": 10,
          "output_tokens": 41,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 15671,
          "cost_amount": 0.05941125
        },
        "message_categories": {
          "流程控制/确认": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-e505c97f-5366-4d18-9a85-27ba03f2b8ea",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T10:10:43.694260+00:00",
      "updated_at": "2026-06-23T10:10:43.694260+00:00",
      "user_email": "zhigang.du@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "channel": "evidence-postpass",
      "scenario_group": "unknown",
      "scenario_category": null,
      "scenario_category_counts": {},
      "scenario_confidence": 0.2,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.026,
        "message_count": 3,
        "user_message_count": 1,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 7442,
          "output_tokens": 1841,
          "reasoning_tokens": 0,
          "cache_read_tokens": 37191,
          "cache_write_tokens": 11678,
          "cost_amount": 0.29660625
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782201243186-25e239a57",
      "title": "Duplicate O11Y alerts Derek Jia 2026-06-23",
      "url": "https://investibook.com/workspace/ws-1782201243186-25e239a57",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T07:54:03.186803+00:00",
      "updated_at": "2026-06-23T07:54:03.186803+00:00",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.78,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "non_diagnosis",
          "scenario_category": "fleet_inventory_or_capacity_analysis",
          "score": 3,
          "matched_terms": [
            "region",
            "tenant",
            "指标"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 2,
          "matched_terms": [
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "duration",
            "latency"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "pd_tso_or_scheduling",
          "score": 2,
          "matched_terms": [
            "leader",
            "scheduler"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "disk",
          "io",
          "iops",
          "raft",
          "raftstore"
        ],
        "message_count_used": 5,
        "review_required": false
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0235,
        "message_count": 8,
        "user_message_count": 4,
        "assistant_message_count": 4,
        "token_usage": {
          "interaction_records": 3,
          "input_tokens": 7046,
          "output_tokens": 5042,
          "reasoning_tokens": 0,
          "cache_read_tokens": 171023,
          "cache_write_tokens": 814,
          "cost_amount": 2.32881225
        },
        "message_categories": {
          "产出物迭代": 2,
          "Ad hoc 查询": 2
        }
      }
    },
    {
      "workspace_id": "ws-1782179214767-04a5bc293",
      "title": "O11Y-2596057 / O11Y-2596058",
      "url": "https://investibook.com/workspace/ws-1782179214767-04a5bc293",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:46:54.767247+00:00",
      "updated_at": "2026-06-23T01:49:06.237040+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "evidence-postpass",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.017,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 4249,
          "output_tokens": 513,
          "reasoning_tokens": 0,
          "cache_read_tokens": 53808,
          "cache_write_tokens": 713,
          "cost_amount": 0.37968075000000007
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "title": "Lark chat",
      "url": "https://investibook.com/workspace/lark-ws-d2242a71-2554-439e-8745-14738b5548ef",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T11:39:01.922488+00:00",
      "updated_at": "2026-06-23T11:39:01.922488+00:00",
      "user_email": "guanglei.bao@pingcap.com",
      "team_path": "Product / AI Lab",
      "team": "AI Lab",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "scenario_category_counts": {
        "storage_or_io_bottleneck": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "io"
        ],
        "message_count_used": 4,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0095,
        "message_count": 9,
        "user_message_count": 3,
        "assistant_message_count": 6,
        "token_usage": {
          "interaction_records": 5,
          "input_tokens": 1387,
          "output_tokens": 911,
          "reasoning_tokens": 0,
          "cache_read_tokens": 35784,
          "cache_write_tokens": 1128,
          "cost_amount": 0.5040280500000001
        },
        "message_categories": {
          "产出物迭代": 1,
          "流程控制/确认": 1,
          "背景补充": 1
        }
      }
    },
    {
      "workspace_id": "ws-1781593140287-e90e104ca",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1781593140287-e90e104ca",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-16T06:59:00.287348+00:00",
      "updated_at": "2026-06-16T06:59:00.287348+00:00",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "scenario_category_counts": {
        "tikv_hotspot_or_coprocessor": 1,
        "component_failure_or_bug": 1,
        "sql_plan_or_query": 1,
        "backup_or_restore": 1,
        "resource_control_or_capacity": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [
        {
          "scenario_group": "diagnosis",
          "scenario_category": "tikv_hotspot_or_coprocessor",
          "score": 3,
          "matched_terms": [
            "peer",
            "region",
            "tikv"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "component_failure_or_bug",
          "score": 3,
          "matched_terms": [
            "crash",
            "panic",
            "restart"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "sql_plan_or_query",
          "score": 2,
          "matched_terms": [
            "query",
            "sql"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "backup_or_restore",
          "score": 2,
          "matched_terms": [
            "br",
            "恢复"
          ]
        },
        {
          "scenario_group": "diagnosis",
          "scenario_category": "resource_control_or_capacity",
          "score": 2,
          "matched_terms": [
            "qps",
            "ru"
          ]
        }
      ],
      "scenario_evidence": {
        "matched_terms": [
          "br",
          "crash",
          "panic",
          "peer",
          "qps",
          "query",
          "region",
          "restart",
          "ru",
          "sql",
          "tikv",
          "恢复"
        ],
        "message_count_used": 6,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0087,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 1843,
          "output_tokens": 210,
          "reasoning_tokens": 0,
          "cache_read_tokens": 77313,
          "cache_write_tokens": 0,
          "cost_amount": 0.43415729999999997
        },
        "message_categories": {
          "产出物迭代": 2
        }
      }
    },
    {
      "workspace_id": "ws-1782179380933-a207db53a",
      "title": "O11Y-2596074",
      "url": "https://investibook.com/workspace/ws-1782179380933-a207db53a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T01:49:40.933049+00:00",
      "updated_at": "2026-06-23T01:50:01.976237+00:00",
      "user_email": "wenxuan.zhang@pingcap.com",
      "team_path": "Engineering Group / Database Service Engineering / TiDB Scalability Service",
      "team": "TiDB Scalability Service",
      "channel": "evidence-postpass",
      "scenario_group": "non_diagnosis",
      "scenario_category": "ticket_summary_or_customer_response",
      "scenario_category_counts": {
        "ticket_summary_or_customer_response": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "总结"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0083,
        "message_count": 4,
        "user_message_count": 2,
        "assistant_message_count": 2,
        "token_usage": {
          "interaction_records": 4,
          "input_tokens": 2218,
          "output_tokens": 361,
          "reasoning_tokens": 0,
          "cache_read_tokens": 45205,
          "cache_write_tokens": 1010,
          "cost_amount": 0.30936135000000003
        },
        "message_categories": {
          "产出物迭代": 1,
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782113088252-780c86f61",
      "title": "未命名工作空间",
      "url": "https://investibook.com/workspace/ws-1782113088252-780c86f61",
      "workspace_lifecycle": "updated_existing",
      "created_at": "2026-06-22T07:24:48.252921+00:00",
      "updated_at": "2026-06-22T07:24:48.252921+00:00",
      "user_email": "zhi.xie@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "channel": "evidence-postpass",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "scenario_category_counts": {
        "sql_plan_or_query": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "index",
          "索引"
        ],
        "message_count_used": 2,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0.0015,
        "message_count": 2,
        "user_message_count": 1,
        "assistant_message_count": 1,
        "token_usage": {
          "interaction_records": 2,
          "input_tokens": 503,
          "output_tokens": 99,
          "reasoning_tokens": 0,
          "cache_read_tokens": 0,
          "cache_write_tokens": 35178,
          "cost_amount": 0.14994825000000003
        },
        "message_categories": {
          "Ad hoc 查询": 1
        }
      }
    },
    {
      "workspace_id": "ws-1782205596129-7fe2da68a",
      "title": "TCOC-5468",
      "url": "https://investibook.com/workspace/ws-1782205596129-7fe2da68a",
      "workspace_lifecycle": "new",
      "created_at": "2026-06-23T09:06:36.129810+00:00",
      "updated_at": "2026-06-23T09:06:43.589269+00:00",
      "user_email": "chenqingjing@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "channel": "unknown",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "scenario_category_counts": {
        "fleet_inventory_or_capacity_analysis": 1
      },
      "scenario_confidence": 0.62,
      "scenario_classification_method": "score_based_title_and_user_messages_v2",
      "scenario_secondary_categories": [],
      "scenario_evidence": {
        "matched_terms": [
          "region",
          "tenant"
        ],
        "message_count_used": 1,
        "review_required": true
      },
      "is_inspection": null,
      "quality_notes": "",
      "daily_delta": {
        "cost": 0,
        "message_count": 1,
        "user_message_count": 0,
        "assistant_message_count": 0,
        "token_usage": {},
        "message_categories": {}
      }
    }
  ]
}