{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "com-agentanthill-agent-anthill",
  "component": "mcp-free",
  "generated_at": "2026-10-18T17:52:45.391Z",
  "tracking_since": "2026-10-12",
  "counts": {
    "critical": 0,
    "security": 9,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a138e8-caf8-772a-b2f3-2844db28c1ac",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_leaf_add",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_leaf_add"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_leaf_add” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-caf8-772a-b2f3-2844db28c1ac"
    },
    {
      "id": "chg_01a138e8-cafb-75a3-b0db-944a9a2ac3b9",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_leaf_take",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_leaf_take"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_leaf_take” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-cafb-75a3-b0db-944a9a2ac3b9"
    },
    {
      "id": "chg_01a138e8-cafc-7560-84a0-0277b0f9e7bf",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_retrieve",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_retrieve"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_retrieve” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-cafc-7560-84a0-0277b0f9e7bf"
    },
    {
      "id": "chg_01a138e8-cafd-71a3-8b57-70d645e376f3",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_verify_receipt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_verify_receipt"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_verify_receipt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-cafd-71a3-8b57-70d645e376f3"
    },
    {
      "id": "chg_01a138e8-caf2-72fe-b345-2318bd2c1627",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_arena_info",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_arena_info"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_arena_info” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-caf2-72fe-b345-2318bd2c1627"
    },
    {
      "id": "chg_01a138e8-caf6-7be1-b5f5-e5726830e1c1",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_forgetmenot_write",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "anthill_forgetmenot_write"
      },
      "occurred_on": "2026-10-14",
      "occurred_at": "2026-10-14 05:35:42.45741+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_forgetmenot_write” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a138e8-caf6-7be1-b5f5-e5726830e1c1"
    },
    {
      "id": "chg_01a136a4-21cc-7134-9516-79dabc1b5fe5",
      "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": "2026-10-13",
      "occurred_at": "2026-10-13 19:01:26.65294+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a136a4-21cc-7134-9516-79dabc1b5fe5"
    },
    {
      "id": "chg_01a136a4-20fd-7874-a3dc-6ce291c86c16",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "anthill_council_room",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "anthill_council_room"
      },
      "occurred_on": "2026-10-13",
      "occurred_at": "2026-10-13 19:01:26.65294+00",
      "observed_since": "2026-10-13",
      "source": "scan",
      "summary": "Tool “anthill_council_room” was removed",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a136a4-20fd-7874-a3dc-6ce291c86c16"
    },
    {
      "id": "chg_01a136a4-209d-7bcb-9e7b-7f5b9bd6660b",
      "kind": "check.reverified",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.insufficient_history",
      "to_code": "stability.churn",
      "from_value": "unverified",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "1",
        "added": "0",
        "breaks": "0",
        "removed": "1",
        "auth_transport": "0"
      },
      "occurred_on": "2026-10-13",
      "occurred_at": "2026-10-13 19:01:26.65294+00",
      "observed_since": "2026-10-12",
      "source": "scan",
      "summary": "Stability (unverified → fail)",
      "link": "https://verifymcp.io/servers/com-agentanthill-agent-anthill/mcp-free#chg-chg_01a136a4-209d-7bcb-9e7b-7f5b9bd6660b"
    }
  ],
  "days": [
    {
      "date": "2026-10-18",
      "total": 65,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 4,
        "to": 8,
        "delta": 4,
        "others": [],
        "accrual": null,
        "partial": false,
        "compared_to": "2026-10-17",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 4 to 8."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-14",
      "total": 64,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-10-13",
      "total": 64,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 5
    },
    {
      "date": "2026-10-12",
      "total": 64,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}