{
  "date": "2026-06-15",
  "timezone": "Asia/Shanghai",
  "window_start": "2026-06-15T00:00:00+08:00",
  "window_end": "2026-06-16T00:00:00+08:00",
  "granularity": "daily",
  "data_status": "complete",
  "source": {
    "kind": "grafana_prometheus_and_prod_sqlite",
    "grafana_datasource": "DevOps-prometheus",
    "grafana_datasource_id": 80,
    "prometheus_labels": {
      "cluster": "prod-devops",
      "namespace": "investibook",
      "job": "backend",
      "prometheus": "monitoring/o11y-vmagent"
    },
    "prod_backend_sqlite": "/data/db/investibook.db",
    "notes": [
      "Cost comes from prod SQLite interaction_token_usage with runtime-aware accounting: OpenCode ses_* rows use cumulative session deltas; PI UUID and image-parse rows use per-row increments.",
      "workspace_count in summary is cost-derived distinct positive-cost workspaces.",
      "Prometheus is used for ACP interaction counts only; investigatory PI sessions made investibook_acp_session_cost unsuitable as the cost source for mixed-runtime weekly reporting.",
      "message categories are rule-based user-message classifications.",
      "scenario labels are added to split daily workspace_changes rows."
    ]
  },
  "summary": {
    "total_cost": 46.0525,
    "total_acp_interactions": 87,
    "active_users": 19,
    "workspace_count": 45,
    "created_workspace_count": 36,
    "new_workspace_count": 56,
    "updated_existing_workspace_count": 17,
    "changed_workspace_count": 73,
    "message_count": 263,
    "user_message_count": 111,
    "assistant_message_count": 146,
    "unknown_user_count": 1,
    "unknown_cost": 0.11
  },
  "teams": [
    {
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "cost": 14.2634,
      "acp_interactions": 13,
      "workspace_count": 4,
      "active_users": 1,
      "message_count": 77,
      "user_message_count": 36,
      "cost_per_ws": 3.5659,
      "cost_per_acp": 1.0972,
      "acp_per_ws": 3.25,
      "message_per_ws": 19.25,
      "message_per_acp": 5.9231,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Database Service Engineering / Efficiency & Quality",
      "team": "Efficiency & Quality",
      "cost": 6.7693,
      "acp_interactions": 1,
      "workspace_count": 5,
      "active_users": 1,
      "message_count": 72,
      "user_message_count": 24,
      "cost_per_ws": 1.3539,
      "cost_per_acp": 6.7693,
      "acp_per_ws": 0.2,
      "message_per_ws": 14.4,
      "message_per_acp": 72.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "cost": 4.865,
      "acp_interactions": 9,
      "workspace_count": 7,
      "active_users": 3,
      "message_count": 68,
      "user_message_count": 34,
      "cost_per_ws": 0.695,
      "cost_per_acp": 0.5406,
      "acp_per_ws": 1.2857,
      "message_per_ws": 9.7143,
      "message_per_acp": 7.5556,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
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      "workspace_count": 6,
      "active_users": 2,
      "message_count": 8,
      "user_message_count": 4,
      "cost_per_ws": 0.7641,
      "cost_per_acp": 0.191,
      "acp_per_ws": 4.0,
      "message_per_ws": 1.3333,
      "message_per_acp": 0.3333,
      "correction_message_ratio": null
    },
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      "team": "Scalable SQL & Data Service",
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      "acp_interactions": 3,
      "workspace_count": 3,
      "active_users": 1,
      "message_count": 66,
      "user_message_count": 30,
      "cost_per_ws": 1.4819,
      "cost_per_acp": 1.4819,
      "acp_per_ws": 1.0,
      "message_per_ws": 22.0,
      "message_per_acp": 22.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Database Service Engineering / Intelligent Query Processing Service / SQL Optimization & Execution",
      "team": "SQL Optimization & Execution",
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      "workspace_count": 3,
      "active_users": 1,
      "message_count": 28,
      "user_message_count": 14,
      "cost_per_ws": 1.2507,
      "cost_per_acp": 0.268,
      "acp_per_ws": 4.6667,
      "message_per_ws": 9.3333,
      "message_per_acp": 2.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
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      "acp_interactions": 12,
      "workspace_count": 6,
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      "cost_per_ws": 0.4583,
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      "correction_message_ratio": null
    },
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      "team": "Enterprise Customer Engineering",
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      "user_message_count": 15,
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      "cost_per_acp": 0.273,
      "acp_per_ws": 1.25,
      "message_per_ws": 11.25,
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      "correction_message_ratio": null
    },
    {
      "team_path": "Product / TiDB X Core Product",
      "team": "TiDB X Core Product",
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      "acp_interactions": 2,
      "workspace_count": 1,
      "active_users": 1,
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      "user_message_count": 9,
      "cost_per_ws": 1.1624,
      "cost_per_acp": 0.5812,
      "acp_per_ws": 2.0,
      "message_per_ws": 18.0,
      "message_per_acp": 9.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
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      "workspace_count": 2,
      "active_users": 2,
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      "user_message_count": 2,
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      "message_per_acp": 5.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
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      "active_users": 1,
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      "user_message_count": 2,
      "cost_per_ws": 0.5702,
      "cost_per_acp": 0.5702,
      "acp_per_ws": 1.0,
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      "message_per_acp": 4.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Service Orchestration Engineering / Starter",
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      "user_message_count": 1,
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      "cost_per_acp": 0.5415,
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      "message_per_acp": 3.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Product / Core Components",
      "team": "Core Components",
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      "workspace_count": 1,
      "active_users": 1,
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      "user_message_count": 1,
      "cost_per_ws": 0.1928,
      "cost_per_acp": 0.1928,
      "acp_per_ws": 1.0,
      "message_per_ws": 3.0,
      "message_per_acp": 3.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "(unknown)",
      "team": "(unknown)",
      "cost": 0.11,
      "acp_interactions": 0,
      "workspace_count": 2,
      "active_users": 1,
      "message_count": 9,
      "user_message_count": 3,
      "cost_per_ws": 0.055,
      "cost_per_acp": null,
      "acp_per_ws": 0.0,
      "message_per_ws": 4.5,
      "message_per_acp": null,
      "correction_message_ratio": null
    }
  ],
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      "name": "贾德宾",
      "en_name": "Derek Jia",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 14.2634,
      "acp_interactions": 13,
      "workspace_count": 4,
      "message_count": 30,
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      "channel_breakdown": {
        "web": 13
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
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    {
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      "mapping_source": "investibook-usage-team-overrides.csv",
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      "behavior_mode": "高频低轮次",
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    },
    {
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      "en_name": "Oliver Sheng",
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      "team": "Scalable SQL & Data Service",
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      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
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      "team": "Observability & Diagnostics Service",
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        "web": 23
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      "depth_bucket": "高轮次",
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    {
      "user_email": "tailingxiang@pingcap.com",
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      "team": "SQL Optimization & Execution",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "workspace_count": 3,
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      "frequency_bucket": "高频",
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      "behavior_mode": "高频高轮次",
      "avg_acp_per_ws": 4.6667
    },
    {
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      "en_name": "Stanley Huang",
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      "team": "Advanced Intelligent Support",
      "mapping_source": "investibook-usage-team-overrides.csv",
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        "web": 1
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      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
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    },
    {
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      "name": "Puah Yi Kai",
      "en_name": "",
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      "team": "Intelligent Support",
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        "web": 3
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 1.5
    },
    {
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      "name": "梁杨可欣",
      "en_name": "Lucas Liang",
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "team": "Enterprise Customer Engineering",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "acp_interactions": 5,
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      "channel_breakdown": {
        "lark": 4
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
      "avg_acp_per_ws": 1.25
    },
    {
      "user_email": "qiaodan@pingcap.com",
      "name": "乔丹",
      "en_name": "Dan Qiao",
      "team_path": "Product / TiDB X Core Product",
      "team": "TiDB X Core Product",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "acp_interactions": 2,
      "workspace_count": 1,
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      "user_message_count": 3,
      "channel_breakdown": {
        "web": 2
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
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    },
    {
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      "name": "Lim Wei Zhin",
      "en_name": "Lim Wei Zhin",
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      "team": "Intelligent Support",
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      "frequency_bucket": "高频",
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      "behavior_mode": "高频低轮次",
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    },
    {
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      "name": "谢智",
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      "team": "Professional Services",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "user_message_count": 1,
      "channel_breakdown": {
        "web": 1
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 1.0
    },
    {
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      "name": "周泽民",
      "en_name": "Zemin Zhou",
      "team_path": "Engineering Group / Service Orchestration Engineering / Starter",
      "team": "Starter",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "message_count": 3,
      "user_message_count": 1,
      "channel_breakdown": {
        "web": 1
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "takahiko.miyasaka@pingcap.com",
      "name": "Miyasaka Takahiko",
      "en_name": "Takahiko Miyasaka",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "mapping_source": "pingcap_members_by_team.csv",
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      "acp_interactions": 1,
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      "channel_breakdown": {
        "web": 1
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "chenshuning@pingcap.com",
      "name": "陈书宁",
      "en_name": "Shuning Chen",
      "team_path": "Engineering Group / Database Service Engineering / Observability & Diagnostics Service",
      "team": "Observability & Diagnostics Service",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 0.3699,
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      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
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      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "hao.chen@pingcap.com",
      "name": "陈浩",
      "en_name": "Howard Chen",
      "team_path": "Product / Core Components",
      "team": "Core Components",
      "mapping_source": "pingcap_members_by_team.csv",
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      "user_message_count": 1,
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      "frequency_bucket": "低频",
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      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "zhigang.du@pingcap.com",
      "name": "杜志刚",
      "en_name": "Zhigang Du",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "mapping_source": "pingcap_members_by_team.csv",
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      "channel_breakdown": {},
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 0.0
    },
    {
      "user_email": "feishu-d27fb387@investibook.local",
      "name": "",
      "en_name": "",
      "team_path": "",
      "team": "",
      "mapping_source": "",
      "cost": 0.11,
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      "user_message_count": 3,
      "channel_breakdown": {},
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      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 0.0
    },
    {
      "user_email": "chenqingjing@pingcap.com",
      "name": "Kenny Chan",
      "en_name": "",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "mapping_source": "investibook-usage-team-overrides.csv",
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      "channel_breakdown": {},
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 1.0
    }
  ],
  "message_categories": [
    {
      "category": "查询纠偏",
      "user_message_count": 5,
      "share": 0.045045,
      "estimated_cost_by_turn": 2.0744,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 170.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "产出物迭代",
      "user_message_count": 10,
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}
