{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "ca-grocerypulse-grocery-comparison",
  "component": "api-shopper-mcp",
  "generated_at": "2026-11-05T08:32:21.249Z",
  "tracking_since": "2026-10-12",
  "counts": {
    "critical": 0,
    "security": 6,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a15c70-bbb2-7462-bb5f-fd1fb7a2e22a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_grocery_list",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_grocery_list"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 03:10:54.316917+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “compare_grocery_list” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a15c70-bbb2-7462-bb5f-fd1fb7a2e22a"
    },
    {
      "id": "chg_01a15c70-bbb5-7dd2-952e-e0c489fc6272",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_grocery_catalog",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_grocery_catalog"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 03:10:54.316917+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “get_grocery_catalog” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a15c70-bbb5-7dd2-952e-e0c489fc6272"
    },
    {
      "id": "chg_01a15c70-bbb6-7d7d-a8f8-734a0596e439",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "plan_grocery_order",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "plan_grocery_order"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 03:10:54.316917+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “plan_grocery_order” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a15c70-bbb6-7d7d-a8f8-734a0596e439"
    },
    {
      "id": "chg_01a15c70-bbbb-7090-8cb3-f92df8473edd",
      "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": "2026-10-21",
      "occurred_at": "2026-10-21 03:10:54.316917+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a15c70-bbbb-7090-8cb3-f92df8473edd"
    },
    {
      "id": "chg_01a142e5-79eb-7a42-8462-de45893e4b2b",
      "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": "2026-10-16",
      "occurred_at": "2026-10-16 04:08:13.54529+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a142e5-79eb-7a42-8462-de45893e4b2b"
    },
    {
      "id": "chg_01a13dbd-554a-7473-8bfa-7191546d08fa",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "compare_grocery_list",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "compare_grocery_list"
      },
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 04:06:17.554325+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Tool “compare_grocery_list” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ca-grocerypulse-grocery-comparison/api-shopper-mcp#chg-chg_01a13dbd-554a-7473-8bfa-7191546d08fa"
    }
  ],
  "days": [
    {
      "date": "2026-11-04",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 73,
        "to": 77,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 22,
          "to_days": 23
        },
        "partial": false,
        "compared_to": "2026-11-03",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 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": 67,
        "to": 70,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 20,
          "to_days": 21
        },
        "partial": false,
        "compared_to": "2026-11-01",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 67 to 70. That category is still filling its 30-day observation window: 20 days of observed history at the previous scan, 21 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": 60,
        "to": 63,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 18,
          "to_days": 19
        },
        "partial": false,
        "compared_to": "2026-10-30",
        "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": "2026-10-29",
      "total": 78,
      "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": "2026-10-28",
        "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": "2026-10-27",
      "total": 77,
      "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": "2026-10-26",
        "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": "2026-10-25",
      "total": 76,
      "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": "2026-10-24",
        "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": "2026-10-23",
      "total": 75,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 33,
        "to": 37,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 10,
          "to_days": 11
        },
        "partial": false,
        "compared_to": "2026-10-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 33 to 37. That category is still filling its 30-day observation window: 10 days of observed history at the previous scan, 11 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-21",
      "total": 74,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 9
    }
  ]
}