{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "noahowsh-birdieapi",
  "component": "mcp",
  "generated_at": "2026-11-05T13:31:14.619Z",
  "tracking_since": "2026-10-12",
  "counts": {
    "critical": 0,
    "security": 19,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a1aa21-8e4e-78b5-b662-087ec112e858",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.77",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Stability (0.77 → unverified)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e4e-78b5-b662-087ec112e858"
    },
    {
      "id": "chg_01a1aa21-8e51-74fd-b812-cd51626d0703",
      "kind": "check.unverifiable",
      "family": "hsts",
      "subject_kind": "check",
      "subject": "hsts",
      "subject_child": "",
      "from_code": "headers.hsts_absent",
      "to_code": "headers.inconclusive",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "HSTS header (fail → unverified)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e51-74fd-b812-cd51626d0703"
    },
    {
      "id": "chg_01a1aa21-8e51-7c36-8c2a-5ff63827dabe",
      "kind": "check.unverifiable",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": "toolsafety.injection_clean",
      "to_code": "toolsafety.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Tool safety (pass → unverified)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e51-7c36-8c2a-5ff63827dabe"
    },
    {
      "id": "chg_01a1aa21-8e52-72ac-a83c-d1eda2550902",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.rfc9728_invoke",
      "to_code": "auth.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Authorization (pass → unverified)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e52-72ac-a83c-d1eda2550902"
    },
    {
      "id": "chg_01a1aa21-8e52-7c31-b626-f7ce9c4ce179",
      "kind": "check.unverifiable",
      "family": "tls",
      "subject_kind": "check",
      "subject": "tls",
      "subject_child": "",
      "from_code": "tls.valid",
      "to_code": "tls.unreachable",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "TLS certificate (pass → unverified)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e52-7c31-b626-f7ce9c4ce179"
    },
    {
      "id": "chg_01a1aa21-8e54-7c3f-9ab7-6be72f85259a",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.unreachable",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e54-7c3f-9ab7-6be72f85259a"
    },
    {
      "id": "chg_01a1aa21-8e56-72e0-b0ad-4c6f04f1fbcb",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "unreachable",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "unreachable",
        "from": "verified"
      },
      "occurred_on": "2026-11-05",
      "occurred_at": "2026-11-05 05:14:48.247649+00",
      "observed_since": "2026-11-04",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1aa21-8e56-72e0-b0ad-4c6f04f1fbcb"
    },
    {
      "id": "chg_01a180e7-4978-7e3c-ae87-3e78b7abf556",
      "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": "2026-10-28",
      "occurred_at": "2026-10-28 05:06:43.421508+00",
      "observed_since": "2026-10-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a180e7-4978-7e3c-ae87-3e78b7abf556"
    },
    {
      "id": "chg_01a157b3-5fd5-7ab3-8acf-aa617ffc0df5",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_leaders",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_leaders"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 05:05:35.603547+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_leaders” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a157b3-5fd5-7ab3-8acf-aa617ffc0df5"
    },
    {
      "id": "chg_01a157b3-5fd6-7b8d-b521-85c5ed54f425",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_player_stats",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_player_stats"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 05:05:35.603547+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_player_stats” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a157b3-5fd6-7b8d-b521-85c5ed54f425"
    },
    {
      "id": "chg_01a157b3-5fd7-71b7-a85e-53b16d72ff4d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_winner_odds",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_winner_odds"
      },
      "occurred_on": "2026-10-20",
      "occurred_at": "2026-10-20 05:05:35.603547+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "Tool “get_winner_odds” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a157b3-5fd7-71b7-a85e-53b16d72ff4d"
    },
    {
      "id": "chg_01a157b3-5fd8-709a-9a24-fbcb13eda45d",
      "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": "2026-10-20",
      "occurred_at": "2026-10-20 05:05:35.603547+00",
      "observed_since": "2026-10-19",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a157b3-5fd8-709a-9a24-fbcb13eda45d"
    },
    {
      "id": "chg_01a1528c-99d3-7e50-b829-939fda4deea4",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_leaderboard",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_leaderboard"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 05:05:08.544919+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Tool “get_leaderboard” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1528c-99d3-7e50-b829-939fda4deea4"
    },
    {
      "id": "chg_01a1528c-99d5-7080-854b-bf2ee9eb3010",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_leaders",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_leaders"
      },
      "occurred_on": "2026-10-19",
      "occurred_at": "2026-10-19 05:05:08.544919+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "Tool “get_leaders” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1528c-99d5-7080-854b-bf2ee9eb3010"
    },
    {
      "id": "chg_01a1528c-99d5-77e4-9b95-709c0d260684",
      "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": "2026-10-19",
      "occurred_at": "2026-10-19 05:05:08.544919+00",
      "observed_since": "2026-10-18",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1528c-99d5-77e4-9b95-709c0d260684"
    },
    {
      "id": "chg_01a1431c-cf2a-713d-9c03-94ce72ea75dc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_winner_odds",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_winner_odds"
      },
      "occurred_on": "2026-10-16",
      "occurred_at": "2026-10-16 05:08:42.540282+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "Tool “get_winner_odds” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1431c-cf2a-713d-9c03-94ce72ea75dc"
    },
    {
      "id": "chg_01a1431c-cf88-71c4-8c93-9a68ba3c2a76",
      "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": "2026-10-16",
      "occurred_at": "2026-10-16 05:08:42.540282+00",
      "observed_since": "2026-10-15",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a1431c-cf88-71c4-8c93-9a68ba3c2a76"
    },
    {
      "id": "chg_01a13df5-5148-7d56-865d-b90ffb76e214",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.challenge_only_invoke",
      "to_code": "auth.rfc9728_invoke",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 05:07:27.63313+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "Authorization (fail → pass)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a13df5-5148-7d56-865d-b90ffb76e214"
    },
    {
      "id": "chg_01a13df5-51bf-754a-b745-7ae6d577985a",
      "kind": "check.appeared",
      "family": "auth-registration",
      "subject_kind": "check",
      "subject": "auth-registration",
      "subject_child": "",
      "from_code": null,
      "to_code": "auth.registration_cimd",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-10-15",
      "occurred_at": "2026-10-15 05:07:27.63313+00",
      "observed_since": "2026-10-14",
      "source": "scan",
      "summary": "First check of Authorization (pass)",
      "link": "https://verifymcp.io/servers/noahowsh-birdieapi/mcp#chg-chg_01a13df5-51bf-754a-b745-7ae6d577985a"
    }
  ],
  "days": [
    {
      "date": "2026-11-05",
      "total": 87,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 10
    },
    {
      "date": "2026-11-04",
      "total": 87,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 73,
        "to": 77,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 22,
          "to_days": 23
        },
        "partial": false,
        "compared_to": "2026-11-03",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 73 to 77. That category is still filling its 30-day observation window: 22 days of observed history at the previous scan, 23 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-11-02",
      "total": 86,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 67,
        "to": 70,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 20,
          "to_days": 21
        },
        "partial": false,
        "compared_to": "2026-11-01",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 67 to 70. That category is still filling its 30-day observation window: 20 days of observed history at the previous scan, 21 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-31",
      "total": 85,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 60,
        "to": 63,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 18,
          "to_days": 19
        },
        "partial": false,
        "compared_to": "2026-10-30",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 60 to 63. That category is still filling its 30-day observation window: 18 days of observed history at the previous scan, 19 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-29",
      "total": 84,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 53,
        "to": 57,
        "delta": 4,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 16,
          "to_days": 17
        },
        "partial": false,
        "compared_to": "2026-10-28",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 53 to 57. That category is still filling its 30-day observation window: 16 days of observed history at the previous scan, 17 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    },
    {
      "date": "2026-10-28",
      "total": 83,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-10-26",
      "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": "2026-10-25",
        "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": "2026-10-24",
      "total": 82,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 37,
        "to": 40,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 11,
          "to_days": 12
        },
        "partial": false,
        "compared_to": "2026-10-23",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 37 to 40. That category is still filling its 30-day observation window: 11 days of observed history at the previous scan, 12 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}