{
  "date": "2026-06-06",
  "timezone": "Asia/Shanghai",
  "window_start": "2026-06-06T00:00:00+08:00",
  "window_end": "2026-06-07T00:00:00+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": 21.5366,
    "total_acp_interactions": 14,
    "active_users": 9,
    "workspace_count": 13,
    "created_workspace_count": 11,
    "new_workspace_count": 19,
    "updated_existing_workspace_count": 3,
    "changed_workspace_count": 22,
    "message_count": 94,
    "user_message_count": 40,
    "assistant_message_count": 51,
    "unknown_user_count": 0,
    "unknown_cost": 0.0
  },
  "teams": [
    {
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "cost": 6.4764,
      "acp_interactions": 0,
      "workspace_count": 2,
      "active_users": 2,
      "message_count": 56,
      "user_message_count": 26,
      "cost_per_ws": 3.2382,
      "cost_per_acp": null,
      "acp_per_ws": 0.0,
      "message_per_ws": 28.0,
      "message_per_acp": null,
      "correction_message_ratio": null
    },
    {
      "team_path": "Japan Business Group / Technical Service",
      "team": "Technical Service",
      "cost": 5.5614,
      "acp_interactions": 0,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 57,
      "user_message_count": 27,
      "cost_per_ws": 5.5614,
      "cost_per_acp": null,
      "acp_per_ws": 0.0,
      "message_per_ws": 57.0,
      "message_per_acp": null,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "cost": 4.9927,
      "acp_interactions": 9,
      "workspace_count": 4,
      "active_users": 2,
      "message_count": 42,
      "user_message_count": 14,
      "cost_per_ws": 1.2482,
      "cost_per_acp": 0.5547,
      "acp_per_ws": 2.25,
      "message_per_ws": 10.5,
      "message_per_acp": 4.6667,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Enterprise Customer Engineering",
      "team": "Enterprise Customer Engineering",
      "cost": 2.323,
      "acp_interactions": 0,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 4,
      "user_message_count": 2,
      "cost_per_ws": 2.323,
      "cost_per_acp": null,
      "acp_per_ws": 0.0,
      "message_per_ws": 4.0,
      "message_per_acp": null,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "cost": 0.8302,
      "acp_interactions": 2,
      "workspace_count": 1,
      "active_users": 1,
      "message_count": 16,
      "user_message_count": 8,
      "cost_per_ws": 0.8302,
      "cost_per_acp": 0.4151,
      "acp_per_ws": 2.0,
      "message_per_ws": 16.0,
      "message_per_acp": 8.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "cost": 0.7764,
      "acp_interactions": 2,
      "workspace_count": 2,
      "active_users": 1,
      "message_count": 12,
      "user_message_count": 4,
      "cost_per_ws": 0.3882,
      "cost_per_acp": 0.3882,
      "acp_per_ws": 1.0,
      "message_per_ws": 6.0,
      "message_per_acp": 6.0,
      "correction_message_ratio": null
    },
    {
      "team_path": "Engineering Group / Engineering Mission Pods",
      "team": "Engineering Mission Pods",
      "cost": 0.5765,
      "acp_interactions": 1,
      "workspace_count": 2,
      "active_users": 1,
      "message_count": 4,
      "user_message_count": 2,
      "cost_per_ws": 0.2883,
      "cost_per_acp": 0.5765,
      "acp_per_ws": 0.5,
      "message_per_ws": 2.0,
      "message_per_acp": 4.0,
      "correction_message_ratio": null
    }
  ],
  "users": [
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      "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": 5.5614,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 19,
      "user_message_count": 9,
      "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": "charles.m@pingcap.com",
      "name": "Charles Zhu",
      "en_name": "",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "team": "Intelligent Support Enablement",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 5.3547,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 21,
      "user_message_count": 10,
      "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": "weizhin.lim@pingcap.com",
      "name": "Lim Wei Zhin",
      "en_name": "Lim Wei Zhin",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 4.681,
      "acp_interactions": 9,
      "workspace_count": 3,
      "message_count": 27,
      "user_message_count": 9,
      "channel_breakdown": {
        "lark": 4
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
      "avg_acp_per_ws": 3.0
    },
    {
      "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": 2.323,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 2,
      "user_message_count": 1,
      "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": "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": 1.1217,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 7,
      "user_message_count": 3,
      "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": "stanley.huang@pingcap.com",
      "name": "Weiming Huang",
      "en_name": "Stanley Huang",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "team": "Advanced Intelligent Support",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 0.8302,
      "acp_interactions": 2,
      "workspace_count": 1,
      "message_count": 8,
      "user_message_count": 4,
      "channel_breakdown": {
        "cli": 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": "kaixing.yang@pingcap.com",
      "name": "杨凯星",
      "en_name": "Kaixing Yang",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "team": "Professional Services",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 0.7764,
      "acp_interactions": 2,
      "workspace_count": 2,
      "message_count": 6,
      "user_message_count": 2,
      "channel_breakdown": {
        "lark": 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": "nizheming@pingcap.com",
      "name": "倪哲鸣",
      "en_name": "Zheming Ni",
      "team_path": "Engineering Group / Engineering Mission Pods",
      "team": "Engineering Mission Pods",
      "mapping_source": "investibook-usage-team-overrides.csv",
      "cost": 0.5765,
      "acp_interactions": 1,
      "workspace_count": 2,
      "message_count": 4,
      "user_message_count": 2,
      "channel_breakdown": {
        "web": 1
      },
      "frequency_bucket": "高频",
      "depth_bucket": "低轮次",
      "behavior_mode": "高频低轮次",
      "avg_acp_per_ws": 0.5
    },
    {
      "user_email": "wai.ho@pingcap.com",
      "name": "Chun Wai Ho",
      "en_name": "Wai Ho",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "team": "Intelligent Support",
      "mapping_source": "pingcap_members_by_team.csv",
      "cost": 0.3117,
      "acp_interactions": 0,
      "workspace_count": 1,
      "message_count": 0,
      "user_message_count": 0,
      "channel_breakdown": {},
      "frequency_bucket": "低频",
      "depth_bucket": "低轮次",
      "behavior_mode": "低频低轮次",
      "avg_acp_per_ws": 0.0
    }
  ],
  "message_categories": [
    {
      "category": "查询纠偏",
      "user_message_count": 5,
      "share": 0.125,
      "estimated_cost_by_turn": 2.6921,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 52.6,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "产出物迭代",
      "user_message_count": 1,
      "share": 0.025,
      "estimated_cost_by_turn": 0.5384,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 5508.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "Ad hoc 查询",
      "user_message_count": 17,
      "share": 0.425,
      "estimated_cost_by_turn": 9.1531,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 281.41,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "诊断启动",
      "user_message_count": 9,
      "share": 0.225,
      "estimated_cost_by_turn": 4.8457,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 120.89,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "解释追问",
      "user_message_count": 4,
      "share": 0.1,
      "estimated_cost_by_turn": 2.1537,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 39.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "流程控制/确认",
      "user_message_count": 3,
      "share": 0.075,
      "estimated_cost_by_turn": 1.6152,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 288.33,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    },
    {
      "category": "方法论/能力咨询",
      "user_message_count": 1,
      "share": 0.025,
      "estimated_cost_by_turn": 0.5384,
      "estimated_cost_by_output_weight": null,
      "avg_user_chars": 21.0,
      "avg_next_assistant_chars": null,
      "classification_method": "rule_based_keywords_v2"
    }
  ],
  "unmatched_users": [],
  "top_changed_workspaces": [
    {
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      "title": "TCID-12774",
      "workspace_lifecycle": "new",
      "user_email": "mizuki.masuda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "scenario_group": "diagnosis",
      "scenario_category": "component_failure_or_bug",
      "cost": 5.2846,
      "message_count": 19,
      "user_message_count": 9
    },
    {
      "workspace_id": "ws-1780723311493-5200b6332",
      "title": "未命名工作空间",
      "workspace_lifecycle": "new",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "cost": 5.2423,
      "message_count": 21,
      "user_message_count": 10
    },
    {
      "workspace_id": "lark-ws-33e349d6-a553-4f45-b2fe-7fff440a1312",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "pd_tso_or_scheduling",
      "cost": 4.4233,
      "message_count": 15,
      "user_message_count": 5
    },
    {
      "workspace_id": "ws-1780294338249-09431d92b",
      "title": "未命名工作空间",
      "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": 2.2934,
      "message_count": 2,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1780732625042-cb8e0c427",
      "title": "O11Y-2583115",
      "workspace_lifecycle": "new",
      "user_email": "wangkang@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "cost": 1.0936,
      "message_count": 7,
      "user_message_count": 3
    },
    {
      "workspace_id": "ws-1780684063250-35209b7a3",
      "title": "TCOC-5361_ClusterUnavailable_AzizOrg",
      "workspace_lifecycle": "new",
      "user_email": "stanley.huang@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Advanced Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "resource_control_or_capacity",
      "cost": 0.8241,
      "message_count": 8,
      "user_message_count": 4
    },
    {
      "workspace_id": "lark-ws-151c9044-9521-4300-86bf-a88d8e04ab3c",
      "title": "Lark O11Y-2582992",
      "workspace_lifecycle": "new",
      "user_email": "kaixing.yang@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "scenario_group": "non_diagnosis",
      "scenario_category": "support_case_triage_or_customer_response",
      "cost": 0.385,
      "message_count": 3,
      "user_message_count": 1
    },
    {
      "workspace_id": "lark-ws-b328eff1-90ed-4633-8943-89e4a3fab8de",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "kaixing.yang@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "scenario_group": "diagnosis",
      "scenario_category": "gc_or_allocator_pressure",
      "cost": 0.33,
      "message_count": 3,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1780744090206-7f3465d21",
      "title": "生产上所有 active 的 essential 集群，对应的 topology 和 qps",
      "workspace_lifecycle": "new",
      "user_email": "nizheming@pingcap.com",
      "team_path": "Engineering Group / Engineering Mission Pods",
      "scenario_group": "diagnosis",
      "scenario_category": "cluster_topology_or_scaling",
      "cost": 0.3245,
      "message_count": 2,
      "user_message_count": 1
    },
    {
      "workspace_id": "ws-1780702934067-7a9930eff",
      "title": "",
      "workspace_lifecycle": "updated_existing",
      "user_email": "wai.ho@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "unknown",
      "scenario_category": null,
      "cost": 0.3117,
      "message_count": 0,
      "user_message_count": 0
    },
    {
      "workspace_id": "ws-1780742661214-2bb26ae34",
      "title": "TCID-12774",
      "workspace_lifecycle": "new",
      "user_email": "mizuki.masuda@pingcap.com",
      "team_path": "Japan Business Group / Technical Service",
      "scenario_group": "diagnosis",
      "scenario_category": "component_failure_or_bug",
      "cost": 0.2576,
      "message_count": 19,
      "user_message_count": 9
    },
    {
      "workspace_id": "ws-1780743968588-8c581680b",
      "title": "生产上所有 active 的 essential 集群，对应的 topology 和 qps",
      "workspace_lifecycle": "new",
      "user_email": "nizheming@pingcap.com",
      "team_path": "Engineering Group / Engineering Mission Pods",
      "scenario_group": "non_diagnosis",
      "scenario_category": "fleet_inventory_or_capacity_analysis",
      "cost": 0.2521,
      "message_count": 2,
      "user_message_count": 1
    },
    {
      "workspace_id": "lark-ws-aa7a442b-ba56-4d95-a626-e9e121111ce0",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "cost": 0.1389,
      "message_count": 6,
      "user_message_count": 2
    },
    {
      "workspace_id": "ws-1780723311493-5200b6332",
      "title": "未命名工作空间",
      "workspace_lifecycle": "new",
      "user_email": "charles.m@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support Enablement",
      "scenario_group": "diagnosis",
      "scenario_category": "storage_or_io_bottleneck",
      "cost": 0.1124,
      "message_count": 21,
      "user_message_count": 10
    },
    {
      "workspace_id": "lark-ws-994ffd17-1ed2-4b7f-a1d0-16b0de3b93f3",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "sql_plan_or_query",
      "cost": 0.0747,
      "message_count": 6,
      "user_message_count": 2
    },
    {
      "workspace_id": "lark-ws-33e349d6-a553-4f45-b2fe-7fff440a1312",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "weizhin.lim@pingcap.com",
      "team_path": "Engineering Group / Global Support Intelligence / Intelligent Support",
      "scenario_group": "diagnosis",
      "scenario_category": "pd_tso_or_scheduling",
      "cost": 0.044,
      "message_count": 15,
      "user_message_count": 5
    },
    {
      "workspace_id": "lark-ws-b328eff1-90ed-4633-8943-89e4a3fab8de",
      "title": "Lark chat",
      "workspace_lifecycle": "new",
      "user_email": "kaixing.yang@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "scenario_group": "diagnosis",
      "scenario_category": "gc_or_allocator_pressure",
      "cost": 0.031,
      "message_count": 3,
      "user_message_count": 1
    },
    {
      "workspace_id": "lark-ws-151c9044-9521-4300-86bf-a88d8e04ab3c",
      "title": "Lark O11Y-2582992",
      "workspace_lifecycle": "new",
      "user_email": "kaixing.yang@pingcap.com",
      "team_path": "APAC Business Group / Customer Success & Alliances / Professional Services",
      "scenario_group": "non_diagnosis",
      "scenario_category": "support_case_triage_or_customer_response",
      "cost": 0.0305,
      "message_count": 3,
      "user_message_count": 1
    },
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