{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "wnsod-oneqaz-trading-mcp",
  "component": "api",
  "generated_at": "2026-09-20T19:25:46.219Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 18,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a0b3f8-36aa-78fd-b94b-e498fb25219f",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_news_causality_breakdown",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_news_causality_breakdown"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 10:03:01.515745+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “get_news_causality_breakdown” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a0b3f8-36aa-78fd-b94b-e498fb25219f"
    },
    {
      "id": "chg_01a0b3f8-36b0-790d-9d06-5489f5d3ae90",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_news_leading_indicator_performance",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_news_leading_indicator_performance"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 10:03:01.515745+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “get_news_leading_indicator_performance” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a0b3f8-36b0-790d-9d06-5489f5d3ae90"
    },
    {
      "id": "chg_01a0b3f8-36b4-72dc-8fa4-0ce00abe7c2c",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "get_structure_calibration",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "get_structure_calibration"
      },
      "occurred_on": "2026-09-18",
      "occurred_at": "2026-09-18 10:03:01.515745+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "Tool “get_structure_calibration” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a0b3f8-36b4-72dc-8fa4-0ce00abe7c2c"
    },
    {
      "id": "chg_01a0b3f8-36b7-71da-bcd8-ac48753d6e29",
      "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": "2026-09-18",
      "occurred_at": "2026-09-18 10:03:01.515745+00",
      "observed_since": "2026-09-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a0b3f8-36b7-71da-bcd8-ac48753d6e29"
    },
    {
      "id": "chg_01a0a9ac-9969-7196-841d-2275cbb6c469",
      "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",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-16",
      "occurred_at": "2026-09-16 10:04:15.902299+00",
      "observed_since": "2026-09-15",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a0a9ac-9969-7196-841d-2275cbb6c469"
    },
    {
      "id": "chg_01a06be0-0026-7db0-87c6-08683a4c789b",
      "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",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-09-04",
      "occurred_at": "2026-09-04 10:03:57.183006+00",
      "observed_since": "2026-09-03",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a06be0-0026-7db0-87c6-08683a4c789b"
    },
    {
      "id": "chg_01a03860-c57d-7715-9bdc-b1c9fef97866",
      "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",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-25",
      "occurred_at": "2026-08-25 10:04:20.96562+00",
      "observed_since": "2026-08-24",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a03860-c57d-7715-9bdc-b1c9fef97866"
    },
    {
      "id": "chg_01a00f2d-f6d9-77a3-89cd-1ad82ce4a8f5",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "39"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 10:04:25.427216+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 39 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00f2d-f6d9-77a3-89cd-1ad82ce4a8f5"
    },
    {
      "id": "chg_01a00f2d-f6d8-784b-9153-416c9c99808d",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.http_error",
      "to_code": "transport.verified",
      "from_value": "fail",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-17",
      "occurred_at": "2026-08-17 10:04:25.427216+00",
      "observed_since": "2026-08-16",
      "source": "scan",
      "summary": "Transport (fail → pass)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00f2d-f6d8-784b-9153-416c9c99808d"
    },
    {
      "id": "chg_01a00a07-79e7-79db-9653-59bd464a91c3",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.67",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 10:04:16.993697+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Stability (0.67 → unverified)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00a07-79e7-79db-9653-59bd464a91c3"
    },
    {
      "id": "chg_01a00a07-79eb-7b26-8661-596ebe0783e7",
      "kind": "capture.status_changed",
      "family": "",
      "subject_kind": "server",
      "subject": "capture",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": "verified",
      "to_value": "not_mcp",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "to": "not_mcp",
        "from": "verified"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 10:04:16.993697+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → not serving MCP)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00a07-79eb-7b26-8661-596ebe0783e7"
    },
    {
      "id": "chg_01a00a07-79e8-7745-9a3b-7d1d4e0b699d",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 10:04:16.993697+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00a07-79e8-7745-9a3b-7d1d4e0b699d"
    },
    {
      "id": "chg_01a00a07-79e5-737d-a10a-81a88ecb1b33",
      "kind": "check.verdict",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.verified",
      "to_code": "transport.http_error",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "status": "502",
        "transport": "streamable-http"
      },
      "occurred_on": "2026-08-16",
      "occurred_at": "2026-08-16 10:04:16.993697+00",
      "observed_since": "2026-08-15",
      "source": "scan",
      "summary": "Transport (pass → fail)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_01a00a07-79e5-737d-a10a-81a88ecb1b33"
    },
    {
      "id": "chg_019fd160-8ad5-7eb2-be19-bee2cb8ea444",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_unlisted",
      "to_code": "auth.none_undeclared",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "auth": "none",
        "undeclared_tools": "39"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 10:03:12.959242+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to call this server, and 39 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_019fd160-8ad5-7eb2-be19-bee2cb8ea444"
    },
    {
      "id": "chg_019fcc3a-6ace-7e88-b130-9a2aca4db915",
      "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": "2026-08-04",
      "occurred_at": "2026-08-04 10:03:28.321799+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Endpoint reachability (reachable → unreachable)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_019fcc3a-6ace-7e88-b130-9a2aca4db915"
    },
    {
      "id": "chg_019fcc3a-6acc-7ea5-9f2e-f71b453ef80f",
      "kind": "check.unverifiable",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.insufficient_history",
      "from_value": "0.27",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 10:03:28.321799+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Stability (0.27 → unverified)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_019fcc3a-6acc-7ea5-9f2e-f71b453ef80f"
    },
    {
      "id": "chg_019fcc3a-6acd-7522-b099-25b1e8270b5f",
      "kind": "check.reason",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
      "subject_child": "",
      "from_code": "auth.none_undeclared",
      "to_code": "auth.none_unlisted",
      "from_value": "unverified",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 10:03:28.321799+00",
      "observed_since": "2026-08-03",
      "source": "scan",
      "summary": "Authorization (Authorisation not fully verified: no authorisation is required to connect, but we couldn't read the tool list to see what that exposes.)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_019fcc3a-6acd-7522-b099-25b1e8270b5f"
    },
    {
      "id": "chg_019fc1fb-eb15-7130-a3a5-479a93702095",
      "kind": "check.unverifiable",
      "family": "https",
      "subject_kind": "check",
      "subject": "https",
      "subject_child": "",
      "from_code": "https.enforced",
      "to_code": "https.inconclusive",
      "from_value": "pass",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 10:19:00.217049+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "HTTPS (pass → unverified)",
      "link": "https://verifymcp.io/servers/wnsod-oneqaz-trading-mcp/api#chg-chg_019fc1fb-eb15-7130-a3a5-479a93702095"
    }
  ],
  "days": [
    {
      "date": "2026-09-18",
      "total": 72,
      "delta": 0,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 4
    },
    {
      "date": "2026-09-16",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-15",
      "total": 71,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-04",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-09-03",
      "total": 71,
      "delta": -1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-26",
      "total": 72,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-25",
      "total": 71,
      "delta": 1,
      "tracked": true,
      "explained": true,
      "beyond_event_horizon": false,
      "attribution": null,
      "event_count": 1
    },
    {
      "date": "2026-08-23",
      "total": 70,
      "delta": 1,
      "tracked": true,
      "explained": false,
      "beyond_event_horizon": false,
      "attribution": {
        "category": "Stability & Change Management",
        "from": 90,
        "to": 93,
        "delta": 3,
        "others": [],
        "accrual": {
          "code": "stability.building_history",
          "from_days": 27,
          "to_days": 28
        },
        "partial": false,
        "compared_to": "2026-08-22",
        "summary": "No change was recorded against any check on this day. Stability & Change Management went from 90 to 93. That category is still filling its 30-day observation window: 27 days of observed history at the previous scan, 28 at this one. The score rises as the window fills, whether or not the server changes."
      },
      "event_count": 0
    }
  ]
}