{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "yahhi-aimyear-mcp",
  "component": "mcp",
  "generated_at": "2026-11-05T04:51:41.213Z",
  "tracking_since": "2026-10-18",
  "counts": {
    "critical": 0,
    "security": 24,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a17aaa-7106-7051-a270-0304e9d374c9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "edit_milestone",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "edit_milestone"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “edit_milestone” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-7106-7051-a270-0304e9d374c9"
    },
    {
      "id": "chg_01a17aaa-7107-7585-9844-57a75a9f1124",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
        "tool": "get_path"
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      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “get_path” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-7107-7585-9844-57a75a9f1124"
    },
    {
      "id": "chg_01a17aaa-7109-739d-a4e4-d86a7ee53dca",
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      "subject_kind": "tool",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
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      "detail": {
        "tool": "next_steps"
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      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “next_steps” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-7109-739d-a4e4-d86a7ee53dca"
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    {
      "id": "chg_01a17aaa-7109-78e3-9e5f-66afccadf2bb",
      "kind": "tool.description_changed",
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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",
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      "detail": {
        "tool": "set_milestones"
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      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "Tool “set_milestones” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-7109-78e3-9e5f-66afccadf2bb"
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    {
      "id": "chg_01a17aaa-7109-7e1a-9707-16872bd77020",
      "kind": "tool.added",
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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": "set_tracks",
        "destructive": "true"
      },
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+00",
      "observed_since": "2026-10-26",
      "source": "scan",
      "summary": "New tool “set_tracks”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-7109-7e1a-9707-16872bd77020"
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    {
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      "subject_kind": "server",
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      "from_code": null,
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      "materiality": "security",
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      "detail": {},
      "occurred_on": "2026-10-27",
      "occurred_at": "2026-10-27 00:02:32.790121+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/yahhi-aimyear-mcp/mcp#chg-chg_01a17aaa-710c-7626-bf4c-39d4ef198cdc"
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    {
      "id": "chg_01a16611-3549-7a50-9fb8-0212e3a1618a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_settings",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_settings"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 00:02:46.176757+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “get_settings” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a16611-3549-7a50-9fb8-0212e3a1618a"
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    {
      "id": "chg_01a16611-354b-7d8b-ac09-73184e8edb9a",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
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      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "set_settings"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 00:02:46.176757+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "Tool “set_settings” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a16611-354b-7d8b-ac09-73184e8edb9a"
    },
    {
      "id": "chg_01a16611-354e-7c76-a5d9-50012a28f967",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "delete_agent",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "delete_agent",
        "destructive": "true"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 00:02:46.176757+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "New tool “delete_agent”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a16611-354e-7c76-a5d9-50012a28f967"
    },
    {
      "id": "chg_01a16611-354f-7831-a400-c87249ece1cd",
      "kind": "tool.added",
      "family": "",
      "subject_kind": "tool",
      "subject": "delete_social_account",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "delete_social_account",
        "destructive": "true"
      },
      "occurred_on": "2026-10-23",
      "occurred_at": "2026-10-23 00:02:46.176757+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "New tool “delete_social_account”, which the server declares destructive",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a16611-354f-7831-a400-c87249ece1cd"
    },
    {
      "id": "chg_01a16611-3553-74f0-93d0-14935e024af3",
      "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": "2026-10-23",
      "occurred_at": "2026-10-23 00:02:46.176757+00",
      "observed_since": "2026-10-22",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a16611-3553-74f0-93d0-14935e024af3"
    },
    {
      "id": "chg_01a15bc3-e23e-7022-8606-c0166c7f4b2f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "add_session",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "add_session"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:02:06.498398+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “add_session” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a15bc3-e23e-7022-8606-c0166c7f4b2f"
    },
    {
      "id": "chg_01a15bc3-e23f-7148-b95a-8d5ac7dce477",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "delete_session",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "delete_session"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:02:06.498398+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “delete_session” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a15bc3-e23f-7148-b95a-8d5ac7dce477"
    },
    {
      "id": "chg_01a15bc3-e23f-7db5-a3ca-2d0e9bf4d5f2",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "start_session",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "start_session"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:02:06.498398+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “start_session” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a15bc3-e23f-7db5-a3ca-2d0e9bf4d5f2"
    },
    {
      "id": "chg_01a15bc3-e241-7d25-90cf-623aa81b2890",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "stop_session",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "stop_session"
      },
      "occurred_on": "2026-10-21",
      "occurred_at": "2026-10-21 00:02:06.498398+00",
      "observed_since": "2026-10-20",
      "source": "scan",
      "summary": "Tool “stop_session” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a15bc3-e241-7d25-90cf-623aa81b2890"
    },
    {
      "id": "chg_01a1569e-06b5-732f-b1be-6fc80ae8a6f6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "check_goal_draft",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "check_goal_draft"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “check_goal_draft” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06b5-732f-b1be-6fc80ae8a6f6"
    },
    {
      "id": "chg_01a1569e-06b7-7b87-a649-750e93566fda",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "edit_milestone",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "edit_milestone"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “edit_milestone” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06b7-7b87-a649-750e93566fda"
    },
    {
      "id": "chg_01a1569e-06b9-7c4c-b9d7-018127a0ed22",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "edit_plan_item",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "edit_plan_item"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “edit_plan_item” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06b9-7c4c-b9d7-018127a0ed22"
    },
    {
      "id": "chg_01a1569e-06bb-7063-931b-1c74c5e569a4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_goal",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_goal"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_goal” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06bb-7063-931b-1c74c5e569a4"
    },
    {
      "id": "chg_01a1569e-06bb-786b-bbb4-6b9e1b0ce22e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_path",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_path"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_path” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06bb-786b-bbb4-6b9e1b0ce22e"
    },
    {
      "id": "chg_01a1569e-06bb-7d6a-96f1-b4dcb659eb60",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_routines",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_routines"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_routines” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06bb-7d6a-96f1-b4dcb659eb60"
    },
    {
      "id": "chg_01a1569e-06bd-7183-9d31-63ec04628c30",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "record_progress",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "record_progress"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “record_progress” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06bd-7183-9d31-63ec04628c30"
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    {
      "id": "chg_01a1569e-06c1-7e22-bd69-c91b51d2d565",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "set_milestones",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "set_milestones"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “set_milestones” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06c1-7e22-bd69-c91b51d2d565"
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    {
      "id": "chg_01a1569e-06c2-73d4-8632-08f3d56128be",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "set_routines",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "set_routines"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 00:02:39.392819+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “set_routines” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/yahhi-aimyear-mcp/mcp#chg-chg_01a1569e-06c2-73d4-8632-08f3d56128be"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 85,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 57,
        "to": 60,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 17,
          "to_days": 18
        },
        "partial": false,
        "compared_to": "2026-11-04",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 57 to 60. That category is still filling its 30-day observation window: 17 days of observed history at the previous scan, 18 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-03",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 50,
        "to": 53,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 15,
          "to_days": 16
        },
        "partial": false,
        "compared_to": "2026-11-02",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 50 to 53. That category is still filling its 30-day observation window: 15 days of observed history at the previous scan, 16 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-01",
      "total": 83,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 43,
        "to": 47,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 13,
          "to_days": 14
        },
        "partial": false,
        "compared_to": "2026-10-31",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 43 to 47. That category is still filling its 30-day observation window: 13 days of observed history at the previous scan, 14 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-31",
      "total": 82,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-29",
      "total": 82,
      "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": "2026-10-28",
        "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": "2026-10-27",
      "total": 81,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 11
    },
    {
      "date": "2026-10-25",
      "total": 80,
      "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": "2026-10-24",
        "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": "2026-10-23",
      "total": 79,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 14
    }
  ]
}