{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-ratezip-rates",
  "component": "mcp",
  "generated_at": "2026-08-20T17:44:57.158Z",
  "tracking_since": "2026-08-09",
  "counts": {
    "critical": 0,
    "security": 5,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_019fe9a3-18ad-767c-8344-96b781fe6e83",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "calculate_deposit_earnings_difference",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "calculate_deposit_earnings_difference"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:47.803899+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “calculate_deposit_earnings_difference” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-ratezip-rates/mcp#chg-chg_019fe9a3-18ad-767c-8344-96b781fe6e83"
    },
    {
      "id": "chg_019fe9a3-18ad-7d73-8528-7d0b05fbdb1f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_cd_rates",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_cd_rates"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:47.803899+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “get_cd_rates” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-ratezip-rates/mcp#chg-chg_019fe9a3-18ad-7d73-8528-7d0b05fbdb1f"
    },
    {
      "id": "chg_019fe9a3-18ae-7555-a365-348eee50f352",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_mortgage_rates",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_mortgage_rates"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:47.803899+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “get_mortgage_rates” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-ratezip-rates/mcp#chg-chg_019fe9a3-18ae-7555-a365-348eee50f352"
    },
    {
      "id": "chg_019fe9a3-18af-7008-87d9-16c461a76c8f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_savings_rates",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_savings_rates"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:47.803899+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “get_savings_rates” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-ratezip-rates/mcp#chg-chg_019fe9a3-18af-7008-87d9-16c461a76c8f"
    },
    {
      "id": "chg_019fe9a3-18af-7681-90bc-493cf5c05295",
      "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": "2026-08-10",
      "occurred_at": "2026-08-10 03:06:47.803899+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-ratezip-rates/mcp#chg-chg_019fe9a3-18af-7681-90bc-493cf5c05295"
    }
  ],
  "days": [
    {
      "date": "2026-08-20",
      "total": 64,
      "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": "2026-08-19",
        "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": "2026-08-18",
      "total": 63,
      "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": "2026-08-17",
        "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": "2026-08-16",
      "total": 62,
      "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": "2026-08-15",
        "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
    },
    {
      "date": "2026-08-14",
      "total": 61,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 13,
        "to": 17,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 4,
          "to_days": 5
        },
        "partial": false,
        "compared_to": "2026-08-13",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 13 to 17. That category is still filling its 30-day observation window: 4 days of observed history at the previous scan, 5 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-12",
      "total": 60,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 7,
        "to": 10,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 2,
          "to_days": 3
        },
        "partial": false,
        "compared_to": "2026-08-11",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 7 to 10. That category is still filling its 30-day observation window: 2 days of observed history at the previous scan, 3 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-11",
      "total": 59,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-10",
      "total": 59,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-08-09",
      "total": 60,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}