{
  "date": "2026-06-13",
  "timezone": "Asia/Shanghai",
  "window_start": "2026-06-13T00:00:00+08:00",
  "window_end": "2026-06-14T00:00:00+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": 21.1065,
    "total_acp_interactions": 32,
    "active_users": 9,
    "workspace_count": 15,
    "created_workspace_count": 14,
    "new_workspace_count": 23,
    "updated_existing_workspace_count": 1,
    "changed_workspace_count": 24,
    "message_count": 96,
    "user_message_count": 43,
    "assistant_message_count": 43,
    "unknown_user_count": 0,
    "unknown_cost": 0.0
  },
  "teams": [
    {
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "cost": 7.6119,
      "acp_interactions": 4,
      "workspace_count": 3,
      "active_users": 2,
      "message_count": 28,
      "user_message_count": 13,
      "cost_per_ws": 2.5373,
      "cost_per_acp": 1.903,
      "acp_per_ws": 1.3333,
      "message_per_ws": 9.3333,
      "message_per_acp": 7.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "team": "KV Service",
      "cost": 5.1776,
      "acp_interactions": 6,
      "workspace_count": 6,
      "active_users": 1,
      "message_count": 26,
      "user_message_count": 10,
      "cost_per_ws": 0.8629,
      "cost_per_acp": 0.8629,
      "acp_per_ws": 1.0,
      "message_per_ws": 4.3333,
      "message_per_acp": 4.3333,
      "correction_message_ratio": null
    },
    {
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "cost": 3.0466,
      "acp_interactions": 11,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 46,
      "user_message_count": 22,
      "cost_per_ws": 3.0466,
      "cost_per_acp": 0.277,
      "acp_per_ws": 11.0,
      "message_per_ws": 46.0,
      "message_per_acp": 4.1818,
      "correction_message_ratio": null
    },
    {
      "team_path": "NA & EMEA Business Group / Customer Success / Technical Services",
      "team": "Technical Services",
      "cost": 1.7329,
      "acp_interactions": 2,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 15,
      "user_message_count": 6,
      "cost_per_ws": 1.7329,
      "cost_per_acp": 0.8665,
      "acp_per_ws": 2.0,
      "message_per_ws": 15.0,
      "message_per_acp": 7.5,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Database Service Engineering / Scalable SQL & Data Service",
      "team": "Scalable SQL & Data Service",
      "cost": 1.6907,
      "acp_interactions": 0,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 22,
      "user_message_count": 10,
      "cost_per_ws": 1.6907,
      "cost_per_acp": null,
      "acp_per_ws": 0.0,
      "message_per_ws": 22.0,
      "message_per_acp": null,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "cost": 0.8904,
      "acp_interactions": 3,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 12,
      "user_message_count": 6,
      "cost_per_ws": 0.8904,
      "cost_per_acp": 0.2968,
      "acp_per_ws": 3.0,
      "message_per_ws": 12.0,
      "message_per_acp": 4.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "cost": 0.5385,
      "acp_interactions": 5,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 22,
      "user_message_count": 10,
      "cost_per_ws": 0.5385,
      "cost_per_acp": 0.1077,
      "acp_per_ws": 5.0,
      "message_per_ws": 22.0,
      "message_per_acp": 4.4,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "team": "Enterprise Customer Engineering",
      "cost": 0.4178,
      "acp_interactions": 1,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 2,
      "user_message_count": 1,
      "cost_per_ws": 0.4178,
      "cost_per_acp": 0.4178,
      "acp_per_ws": 1.0,
      "message_per_ws": 2.0,
      "message_per_acp": 2.0,
      "correction_message_ratio": null
    }
  ],
  "users": [
    {
      "user_email": "d.niu@pingcap.com",
      "name": "Yan Qing Niu",
      "en_name": "Daniel Niu",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 7.4182,
      "acp_interactions": 2,
      "workspace_count": 2,
      "message_count": 13,
      "user_message_count": 6,
      "channel_breakdown": {
        "web": 2
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "debin.jia@pingcap.com",
      "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": 5.1776,
      "acp_interactions": 6,
      "workspace_count": 6,
      "message_count": 21,
      "user_message_count": 8,
      "channel_breakdown": {
        "web": 6
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
      "avg_acp_per_ws": 1.0
    },
    {
      "user_email": "mizuki.masuda@pingcap.com",
      "name": "Masuda Mizuki",
      "en_name": "Mizuki Masuda",
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 3.0466,
      "acp_interactions": 11,
      "workspace_count": 1,
      "message_count": 23,
      "user_message_count": 11,
      "channel_breakdown": {
        "web": 11
      },
      "frequency_bucket": "低频",
      "depth_bucket": "高轮次",
      "behavior_mode": "低频高轮次",
      "avg_acp_per_ws": 11.0
    },
    {
      "user_email": "lijiamin@pingcap.com",
      "name": "李家民",
      "en_name": "Jiamin Li",
      "team_path": "NA & EMEA Business Group / Customer Success / Technical Services",
      "team": "Technical Services",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 1.7329,
      "acp_interactions": 2,
      "workspace_count": 1,
      "message_count": 5,
      "user_message_count": 2,
      "channel_breakdown": {
        "web": 2
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 2.0
    },
    {
      "user_email": "oliver.sheng@pingcap.com",
      "name": "吕夫洋",
      "en_name": "Oliver Sheng",
      "team_path": "Engineering Group / Database Service Engineering / Scalable SQL & Data Service",
      "team": "Scalable SQL & Data Service",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 1.6907,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 11,
      "user_message_count": 5,
      "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": "jianghongmei@pingcap.com",
      "name": "江红梅",
      "en_name": "Hongmei Jiang",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 0.8904,
      "acp_interactions": 3,
      "workspace_count": 1,
      "message_count": 6,
      "user_message_count": 3,
      "channel_breakdown": {
        "web": 3
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 3.0
    },
    {
      "user_email": "wangkang@pingcap.com",
      "name": "王康",
      "en_name": "Kang Wang",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 0.5385,
      "acp_interactions": 5,
      "workspace_count": 1,
      "message_count": 11,
      "user_message_count": 5,
      "channel_breakdown": {
        "web": 5
      },
      "frequency_bucket": "低频",
      "depth_bucket": "高轮次",
      "behavior_mode": "低频高轮次",
      "avg_acp_per_ws": 5.0
    },
    {
      "user_email": "yangkexin.liang@pingcap.com",
      "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",
      "cost": 0.4178,
      "acp_interactions": 1,
      "workspace_count": 1,
      "message_count": 2,
      "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": "yikai.puah@pingcap.com",
      "name": "Puah Yi Kai",
      "en_name": "",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 0.1937,
      "acp_interactions": 2,
      "workspace_count": 1,
      "message_count": 4,
      "user_message_count": 2,
      "channel_breakdown": {
        "web": 2
      },
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 2.0
    }
  ],
  "message_categories": [
    {
      "category": "查询纠偏",
      "user_message_count": 2,
      "share": 0.046512,
      "estimated_cost_by_turn": 0.9817,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 3084.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "产出物迭代",
      "user_message_count": 1,
      "share": 0.023256,
      "estimated_cost_by_turn": 0.4908,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 85.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "Ad hoc 查询",
      "user_message_count": 14,
      "share": 0.325581,
      "estimated_cost_by_turn": 6.8719,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 70.71,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "诊断启动",
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      "share": 0.232558,
      "estimated_cost_by_turn": 4.9085,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 1744.5,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "解释追问",
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      "share": 0.093023,
      "estimated_cost_by_turn": 1.9634,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 66.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "流程控制/确认",
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      "share": 0.116279,
      "estimated_cost_by_turn": 2.4542,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 50.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "方法论/能力咨询",
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      "share": 0.046512,
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      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 248.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "背景补充",
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      "share": 0.116279,
      "estimated_cost_by_turn": 2.4542,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 32.6,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    }
  ],
  "unmatched_users": [],
  "top_changed_workspaces": [
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      "workspace_lifecycle": "new",
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      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
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      "message_count": 11,
      "user_message_count": 5
    },
    {
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      "title": "TCID-12795",
      "workspace_lifecycle": "new",
      "user_email": "mizuki.masuda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
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      "message_count": 23,
      "user_message_count": 11
    },
    {
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      "title": "未命名工作空间",
      "workspace_lifecycle": "new",
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      "team_path": "Engineering Group / Database Service Engineering / Scalable SQL & Data Service",
      "scenario_group": "diagnosis",
      "scenario_category": "data_import_or_load",
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      "message_count": 11,
      "user_message_count": 5
    },
    {
      "workspace_id": "ws-1781323380942-24495bdd3",
      "title": "未命名工作空间",
      "workspace_lifecycle": "new",
      "user_email": "lijiamin@pingcap.com",
      "team_path": "NA & EMEA Business Group / Customer Success / Technical Services",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "cost": 1.6575,
      "message_count": 5,
      "user_message_count": 2
    },
    {
      "workspace_id": "ws-1781334190128-53188a96b",
      "title": "https://tidb.atlassian.net/browse/O11Y-2588350",
      "workspace_lifecycle": "new",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
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      "message_count": 3,
      "user_message_count": 1
    },
    {
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      "title": "https://tidb.atlassian.net/browse/O11Y-2588092",
      "workspace_lifecycle": "new",
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      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
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      "message_count": 5,
      "user_message_count": 2
    },
    {
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      "title": "https://tidb.atlassian.net/browse/O11Y-2588544",
      "workspace_lifecycle": "new",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
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      "message_count": 2,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1781357934929-71e4b7809",
      "title": "10123293495242577103 这个集群的",
      "workspace_lifecycle": "new",
      "user_email": "jianghongmei@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
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      "message_count": 6,
      "user_message_count": 3
    },
    {
      "workspace_id": "ws-1781349708324-e8c5f0a64",
      "title": "O11Y-2588431",
      "workspace_lifecycle": "new",
      "user_email": "wangkang@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "scenario_group": "diagnosis",
      "scenario_category": "resource_control_or_capacity",
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      "message_count": 11,
      "user_message_count": 5
    },
    {
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      "title": "Wetech-Daily Inspection",
      "workspace_lifecycle": "updated_existing",
      "user_email": "yangkexin.liang@pingcap.com",
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "cost": 0.4178,
      "message_count": 2,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1781283295374-45c8e5ad8",
      "title": "O11Y-2588019",
      "workspace_lifecycle": "new",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "cost": 0.3074,
      "message_count": 5,
      "user_message_count": 2
    },
    {
      "workspace_id": "ws-1781332972204-8d8113c19",
      "title": "https://tidb.atlassian.net/browse/O11Y-2588335",
      "workspace_lifecycle": "new",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "cost": 0.2799,
      "message_count": 3,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1781320426114-f107fa386",
      "title": "TCID-12795",
      "workspace_lifecycle": "new",
      "user_email": "mizuki.masuda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "cost": 0.2445,
      "message_count": 23,
      "user_message_count": 11
    },
    {
      "workspace_id": "ws-1781335388740-44680f0e0",
      "title": "https://tidb.atlassian.net/browse/O11Y-2588348",
      "workspace_lifecycle": "new",
      "user_email": "debin.jia@pingcap.com",
      "team_path": "Engineering Group / Storage Service Engineering / KV Service",
      "scenario_group": "diagnosis",
      "scenario_category": "backup_or_restore",
      "cost": 0.2158,
      "message_count": 3,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1781325031234-55f5ba5fb",
      "title": "上下文：客户问题：",
      "workspace_lifecycle": "new",
      "user_email": "yikai.puah@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "cost": 0.1937,
      "message_count": 4,
      "user_message_count": 2
    },
    {
      "workspace_id": "ws-1781363517317-712286915",
      "title": "ST-2748",
      "workspace_lifecycle": "new",
      "user_email": "d.niu@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "tikv_hotspot_or_coprocessor",
      "cost": 0.1046,
      "message_count": 11,
      "user_message_count": 5
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