{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "house-cityoftrees-city-of-trees-house",
  "component": "api-mcp",
  "generated_at": "2026-11-05T19:04:56.928Z",
  "tracking_since": "2026-10-16",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a18b6b-c323-7c89-ac71-b75dd5795b16",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_availability",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_availability"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 06:07:37.723278+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “check_availability” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a18b6b-c323-7c89-ac71-b75dd5795b16"
    },
    {
      "id": "chg_01a18b6b-c324-78ee-9795-12b846694fcd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_booking_link",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_booking_link"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 06:07:37.723278+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “get_booking_link” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a18b6b-c324-78ee-9795-12b846694fcd"
    },
    {
      "id": "chg_01a18b6b-c326-7dc6-8585-3f6fa634f883",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_quote",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_quote"
      },
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 06:07:37.723278+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "Tool “get_quote” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a18b6b-c326-7dc6-8585-3f6fa634f883"
    },
    {
      "id": "chg_01a18b6b-c328-734a-a1b3-ea8a4c8fa503",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-30",
      "occurred_at": "2026-10-30 06:07:37.723278+00",
      "observed_since": "2026-10-29",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a18b6b-c328-734a-a1b3-ea8a4c8fa503"
    },
    {
      "id": "chg_01a17bf7-4ce5-7957-bd50-b61709b5df3f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_availability",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_availability"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:06:07.049444+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “check_availability” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a17bf7-4ce5-7957-bd50-b61709b5df3f"
    },
    {
      "id": "chg_01a17bf7-4ce6-702d-8b58-1b281952b5ca",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_booking_link",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_booking_link"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:06:07.049444+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “get_booking_link” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a17bf7-4ce6-702d-8b58-1b281952b5ca"
    },
    {
      "id": "chg_01a17bf7-4ce6-74bd-ab6d-a81664dccd34",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_property",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_property"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:06:07.049444+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “get_property” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a17bf7-4ce6-74bd-ab6d-a81664dccd34"
    },
    {
      "id": "chg_01a17bf7-4ce6-7876-a5c6-2015b3b628e0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_quote",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_quote"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:06:07.049444+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “get_quote” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a17bf7-4ce6-7876-a5c6-2015b3b628e0"
    },
    {
      "id": "chg_01a17bf7-4ce6-7ef5-a7d6-b8c62849aa06",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "instructions",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 06:06:07.049444+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/house-cityoftrees-city-of-trees-house/api-mcp#chg-chg_01a17bf7-4ce6-7ef5-a7d6-b8c62849aa06"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 60,
        "to": 63,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 18,
          "to_days": 19
        },
        "partial": false,
        "compared_to": "2026-11-03",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-02",
      "total": 80,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 53,
        "to": 57,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 16,
          "to_days": 17
        },
        "partial": false,
        "compared_to": "2026-11-01",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-31",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 47,
        "to": 50,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 14,
          "to_days": 15
        },
        "partial": false,
        "compared_to": "2026-10-30",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 47 to 50. That category is still filling its 30-day observation window: 14 days of observed history at the previous scan, 15 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-30",
      "total": 78,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-10-29",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 40,
        "to": 43,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 12,
          "to_days": 13
        },
        "partial": false,
        "compared_to": "2026-10-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 40 to 43. That category is still filling its 30-day observation window: 12 days of observed history at the previous scan, 13 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-27",
      "total": 78,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-10-25",
      "total": 78,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 27,
        "to": 30,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 8,
          "to_days": 9
        },
        "partial": false,
        "compared_to": "2026-10-24",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 27 to 30. That category is still filling its 30-day observation window: 8 days of observed history at the previous scan, 9 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-23",
      "total": 77,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 20,
        "to": 23,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 6,
          "to_days": 7
        },
        "partial": false,
        "compared_to": "2026-10-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 20 to 23. That category is still filling its 30-day observation window: 6 days of observed history at the previous scan, 7 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}