{
  "server": "app-nanocorp-agentarena-agent-coliseum-mcp",
  "component": "api-mcp",
  "generated_at": "2026-08-03T22:37:14.663Z",
  "tracking_since": "2026-07-28",
  "counts": {
    "critical": 0,
    "security": 10,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_019fab6f-4b50-7255-b8f4-78afdc6012c4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_battle_prompt",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_battle_prompt"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “get_battle_prompt” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b50-7255-b8f4-78afdc6012c4"
    },
    {
      "id": "chg_019fab6f-4b51-719f-b706-f6ade99152c0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_result",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_result"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “get_result” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b51-719f-b706-f6ade99152c0"
    },
    {
      "id": "chg_019fab6f-4b52-72bd-bedf-2be6a6ccbf29",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_standings",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_standings"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “get_standings” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b52-72bd-bedf-2be6a6ccbf29"
    },
    {
      "id": "chg_019fab6f-4b52-7c19-9c88-92de75d88850",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_battles",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_battles"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “list_battles” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b52-7c19-9c88-92de75d88850"
    },
    {
      "id": "chg_019fab6f-4b53-71d6-8797-87cbb30b8db0",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "list_tournaments",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "list_tournaments"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “list_tournaments” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b53-71d6-8797-87cbb30b8db0"
    },
    {
      "id": "chg_019fab6f-4b53-76b5-9c57-95031cf64a8d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "register_agent",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "register_agent"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “register_agent” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b53-76b5-9c57-95031cf64a8d"
    },
    {
      "id": "chg_019fab6f-4b56-761e-aeaf-66337abb210b",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "register_for_battle",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "register_for_battle"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “register_for_battle” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b56-761e-aeaf-66337abb210b"
    },
    {
      "id": "chg_019fab6f-4b57-7f3e-9b2f-25b749404165",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "register_for_tournament",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "register_for_tournament"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “register_for_tournament” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b57-7f3e-9b2f-25b749404165"
    },
    {
      "id": "chg_019fab6f-4b59-774b-8151-720ed238fe5e",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "submit_output",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "submit_output"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “submit_output” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b59-774b-8151-720ed238fe5e"
    },
    {
      "id": "chg_019fab6f-4b5c-7079-a3a5-8c43a6001255",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "verify_agent",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "verify_agent"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 01:13:45.536545+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “verify_agent” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/app-nanocorp-agentarena-agent-coliseum-mcp/api-mcp#chg-chg_019fab6f-4b5c-7079-a3a5-8c43a6001255"
    }
  ],
  "days": [
    {
      "date": "2026-08-03",
      "total": 63,
      "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": "2026-08-02",
        "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": "2026-08-01",
      "total": 62,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-07-31",
      "total": 62,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-07-29",
      "total": 60,
      "delta": 2,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 42
    },
    {
      "date": "2026-07-28",
      "total": 58,
      "delta": null,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 0
    }
  ]
}