{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "ys-projectcalc-agent-cold-email",
  "component": "agent-cold-email-api",
  "generated_at": "2026-09-20T19:23:18.376Z",
  "tracking_since": "2026-07-26",
  "counts": {
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    "security": 23,
    "functional": 0,
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  },
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    {
      "id": "chg_01a0374c-e946-7858-b647-470fef81b480",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
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      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 05:03:01.889066+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a0374c-e946-7858-b647-470fef81b480"
    },
    {
      "id": "chg_01a022b3-565c-72b3-838e-f26bb6e886a2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "remove_mailboxes",
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      "materiality": "security",
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      "detail": {
        "tool": "remove_mailboxes"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “remove_mailboxes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565c-72b3-838e-f26bb6e886a2"
    },
    {
      "id": "chg_01a022b3-565b-7c95-936d-2cf9eefac49a",
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      "subject_kind": "tool",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "infrastructure_status"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “infrastructure_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565b-7c95-936d-2cf9eefac49a"
    },
    {
      "id": "chg_01a022b3-565b-7892-a5a4-16dadef947b3",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "contact_operator",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "contact_operator"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “contact_operator” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565b-7892-a5a4-16dadef947b3"
    },
    {
      "id": "chg_01a022b3-565a-72d7-a895-3481a407f2dd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "configure_webhook",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {
        "tool": "configure_webhook"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “configure_webhook” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565a-72d7-a895-3481a407f2dd"
    },
    {
      "id": "chg_01a022b3-565c-7c82-a9c6-c7f1e7b86535",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "setup_infrastructure"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565c-7c82-a9c6-c7f1e7b86535"
    },
    {
      "id": "chg_01a022b3-565c-77a6-b9fa-db2c8043164c",
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      "subject_kind": "tool",
      "subject": "reply",
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      "detail": {
        "tool": "reply"
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      "occurred_on": "2026-08-21",
      "occurred_at": "2026-08-21 05:02:53.430539+00",
      "observed_since": "2026-08-20",
      "source": "scan",
      "summary": "Tool “reply” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a022b3-565c-77a6-b9fa-db2c8043164c"
    },
    {
      "id": "chg_01a01d8d-ceab-7bea-9270-a7f817ada959",
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      "subject_kind": "tool",
      "subject": "infrastructure_status",
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      "from_code": null,
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      "materiality": "security",
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      "score_delta": null,
      "detail": {
        "tool": "infrastructure_status"
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      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 05:03:47.779857+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “infrastructure_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01d8d-ceab-7bea-9270-a7f817ada959"
    },
    {
      "id": "chg_01a01d8d-cead-7def-879c-0718dc02f480",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-08-20",
      "occurred_at": "2026-08-20 05:03:47.779857+00",
      "observed_since": "2026-08-19",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01d8d-cead-7def-879c-0718dc02f480"
    },
    {
      "id": "chg_01a01867-28fd-738a-bd09-70cfd474e54c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "infrastructure_status"
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      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 05:03:28.919581+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “infrastructure_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01867-28fd-738a-bd09-70cfd474e54c"
    },
    {
      "id": "chg_01a01867-2900-7b51-b4b9-63f89bd9a50e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 05:03:28.919581+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01867-2900-7b51-b4b9-63f89bd9a50e"
    },
    {
      "id": "chg_01a01867-2900-75db-b5d7-4b27cb01c337",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "remove_mailboxes",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "remove_mailboxes"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 05:03:28.919581+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “remove_mailboxes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01867-2900-75db-b5d7-4b27cb01c337"
    },
    {
      "id": "chg_01a01867-28fe-7ee7-a36b-c874939cdf31",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_messages",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_messages"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 05:03:28.919581+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “list_messages” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01867-28fe-7ee7-a36b-c874939cdf31"
    },
    {
      "id": "chg_01a01867-28fc-78aa-beec-2e6b47eb82ec",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ack_message",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ack_message"
      },
      "occurred_on": "2026-08-19",
      "occurred_at": "2026-08-19 05:03:28.919581+00",
      "observed_since": "2026-08-18",
      "source": "scan",
      "summary": "Tool “ack_message” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_01a01867-28fc-78aa-beec-2e6b47eb82ec"
    },
    {
      "id": "chg_019fea0d-94af-7c51-8cb0-e1840d4ff70a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "launch_campaign",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "launch_campaign"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 05:03:06.345331+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “launch_campaign” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fea0d-94af-7c51-8cb0-e1840d4ff70a"
    },
    {
      "id": "chg_019fea0d-94b0-74f9-a219-bb16fa144647",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "remove_mailboxes",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "remove_mailboxes"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 05:03:06.345331+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “remove_mailboxes” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fea0d-94b0-74f9-a219-bb16fa144647"
    },
    {
      "id": "chg_019fea0d-94b0-7d75-aff1-3dfe62372f9f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "setup_infrastructure",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-08-10",
      "occurred_at": "2026-08-10 05:03:06.345331+00",
      "observed_since": "2026-08-09",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fea0d-94b0-7d75-aff1-3dfe62372f9f"
    },
    {
      "id": "chg_019fda9a-0fa8-74f4-8ccf-7cad813e66ef",
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      "subject_kind": "tool",
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      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "infrastructure_status"
      },
      "occurred_on": "2026-08-07",
      "occurred_at": "2026-08-07 05:02:37.406907+00",
      "observed_since": "2026-08-06",
      "source": "scan",
      "summary": "Tool “infrastructure_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fda9a-0fa8-74f4-8ccf-7cad813e66ef"
    },
    {
      "id": "chg_019fd573-94b1-78bc-89d2-96bd1d91aedd",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "setup_infrastructure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-08-06",
      "occurred_at": "2026-08-06 05:02:29.493628+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fd573-94b1-78bc-89d2-96bd1d91aedd"
    },
    {
      "id": "chg_019fc0da-fa0d-70d7-ac6a-f4347793ec68",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "infrastructure_status",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "infrastructure_status"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 05:03:24.15846+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “infrastructure_status” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fc0da-fa0d-70d7-ac6a-f4347793ec68"
    },
    {
      "id": "chg_019fc0da-fa0e-7ba6-b01c-db7ef9296a39",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "reply",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "reply"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 05:03:24.15846+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “reply” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fc0da-fa0e-7ba6-b01c-db7ef9296a39"
    },
    {
      "id": "chg_019fc0da-fa0f-73c7-a8e7-158f8a3ba2a9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "setup_infrastructure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 05:03:24.15846+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019fc0da-fa0f-73c7-a8e7-158f8a3ba2a9"
    },
    {
      "id": "chg_019faedf-3216-737c-9c50-05f58c83a78e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "setup_infrastructure",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "setup_infrastructure"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 17:14:50.763849+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “setup_infrastructure” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/ys-projectcalc-agent-cold-email/agent-cold-email-api#chg-chg_019faedf-3216-737c-9c50-05f58c83a78e"
    }
  ],
  "days": [
    {
      "date": "2026-08-26",
      "total": 81,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 79,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-24",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 93,
        "to": 97,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 28,
          "to_days": 29
        },
        "partial": false,
        "compared_to": "2026-08-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 93 to 97. That category is still filling its 30-day observation window: 28 days of observed history at the previous scan, 29 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-08-21",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 8
    },
    {
      "date": "2026-08-20",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-19",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 6
    },
    {
      "date": "2026-08-12",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-11",
      "total": 0,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    }
  ]
}