{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "app-apiguru-amazon-data",
  "component": "mcp",
  "generated_at": "2026-09-20T22:21:50.709Z",
  "tracking_since": "2026-09-04",
  "counts": {
    "critical": 0,
    "security": 14,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a097a2-8d97-70dc-8351-5ef98e6300df",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 22:00:07.807385+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a097a2-8d97-70dc-8351-5ef98e6300df"
    },
    {
      "id": "chg_01a097a2-8d97-761d-bee8-61fcba374038",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "send_feedback",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "send_feedback"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 22:00:07.807385+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “send_feedback” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a097a2-8d97-761d-bee8-61fcba374038"
    },
    {
      "id": "chg_01a097a2-8d95-7778-acab-3d1afb09f34f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "best_sellers",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "best_sellers"
      },
      "occurred_on": "2026-09-12",
      "occurred_at": "2026-09-12 22:00:07.807385+00",
      "observed_since": "2026-09-12",
      "source": "scan",
      "summary": "Tool “best_sellers” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a097a2-8d95-7778-acab-3d1afb09f34f"
    },
    {
      "id": "chg_01a080e5-5dc0-71e9-b39b-ba85ae5a31a8",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "seller_products",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "seller_products"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “seller_products” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5dc0-71e9-b39b-ba85ae5a31a8"
    },
    {
      "id": "chg_01a080e5-5dbc-76d7-8499-acc75fbc9cbf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "product_reviews",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "product_reviews"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “product_reviews” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5dbc-76d7-8499-acc75fbc9cbf"
    },
    {
      "id": "chg_01a080e5-5dbc-7c2a-bf2f-d32a09d38f29",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5dbc-7c2a-bf2f-d32a09d38f29"
    },
    {
      "id": "chg_01a080e5-5db3-7081-b05b-21599386916d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deals",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deals"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “deals” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5db3-7081-b05b-21599386916d"
    },
    {
      "id": "chg_01a080e5-5db0-74d0-9609-032fe429a094",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "best_sellers",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "best_sellers"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “best_sellers” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5db0-74d0-9609-032fe429a094"
    },
    {
      "id": "chg_01a080e5-5dc6-71a2-9d35-9783e4481bea",
      "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": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5dc6-71a2-9d35-9783e4481bea"
    },
    {
      "id": "chg_01a080e5-5dc4-750b-812e-74538e530af6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "seller_reviews",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "seller_reviews"
      },
      "occurred_on": "2026-09-08",
      "occurred_at": "2026-09-08 12:01:50.21683+00",
      "observed_since": "2026-09-08",
      "source": "scan",
      "summary": "Tool “seller_reviews” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a080e5-5dc4-750b-812e-74538e530af6"
    },
    {
      "id": "chg_01a07d07-3995-7894-b457-df72529cf19b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-07",
      "occurred_at": "2026-09-07 18:00:20.185058+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a07d07-3995-7894-b457-df72529cf19b"
    },
    {
      "id": "chg_01a07cd0-6c55-72da-b513-6b540f7a0ae6",
      "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": "2026-09-07",
      "occurred_at": "2026-09-07 17:00:28.363372+00",
      "observed_since": "2026-09-07",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a07cd0-6c55-72da-b513-6b540f7a0ae6"
    },
    {
      "id": "chg_01a07171-00b2-740b-a6a9-2c2773e49f69",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "search"
      },
      "occurred_on": "2026-09-05",
      "occurred_at": "2026-09-05 12:00:25.943187+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "Tool “search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a07171-00b2-740b-a6a9-2c2773e49f69"
    },
    {
      "id": "chg_01a07171-00b3-7a1e-b295-1605d6a3eae1",
      "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": "2026-09-05",
      "occurred_at": "2026-09-05 12:00:25.943187+00",
      "observed_since": "2026-09-05",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/app-apiguru-amazon-data/mcp#chg-chg_01a07171-00b3-7a1e-b295-1605d6a3eae1"
    }
  ],
  "days": [
    {
      "date": "2026-09-19",
      "total": 75,
      "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": "2026-09-18",
        "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": "2026-09-17",
      "total": 74,
      "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": "2026-09-16",
        "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": "2026-09-14",
      "total": 73,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 30,
        "to": 33,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 9,
          "to_days": 10
        },
        "partial": false,
        "compared_to": "2026-09-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 30 to 33. That category is still filling its 30-day observation window: 9 days of observed history at the previous scan, 10 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-12",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-09-10",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 17,
        "to": 20,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 5,
          "to_days": 6
        },
        "partial": false,
        "compared_to": "2026-09-09",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 17 to 20. That category is still filling its 30-day observation window: 5 days of observed history at the previous scan, 6 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-09-08",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 50
    },
    {
      "date": "2026-09-07",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-09-06",
      "total": 69,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    }
  ]
}