{
  "$schema": "https://verifymcp.io/schemas/changelog.json",
  "server": "takodata-tako-mcp",
  "component": "mcp",
  "generated_at": "2026-09-21T01:29:53.318Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 17,
    "functional": 0,
    "cosmetic": 0
  },
  "events": [
    {
      "id": "chg_01a05e57-cfb8-7ba3-afe6-62f9f46f5ce9",
      "kind": "check.verdict",
      "family": "stability",
      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.stable",
      "to_code": "stability.churn",
      "from_value": "pass",
      "to_value": "fail",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "days": "30",
        "added": "2",
        "breaks": "0",
        "removed": "1",
        "auth_transport": "0"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 19:00:08.189466+00",
      "observed_since": "2026-08-31",
      "source": "scan",
      "summary": "Stability (pass → fail)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a05e57-cfb8-7ba3-afe6-62f9f46f5ce9"
    },
    {
      "id": "chg_01a05e57-cfba-74c7-9d26-87e70c641751",
      "kind": "tool.removed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_answer",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "tako_answer"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 19:00:08.189466+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “tako_answer” was removed",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a05e57-cfba-74c7-9d26-87e70c641751"
    },
    {
      "id": "chg_01a05e57-cfba-7b1e-a2da-e76b43a5fa7d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_available_data",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_available_data"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 19:00:08.189466+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “tako_available_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a05e57-cfba-7b1e-a2da-e76b43a5fa7d"
    },
    {
      "id": "chg_01a05e57-cfbd-7940-a9bb-95beea025b0b",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "tako_search",
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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": "tako_search"
      },
      "occurred_on": "2026-09-01",
      "occurred_at": "2026-09-01 19:00:08.189466+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "Tool “tako_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a05e57-cfbd-7940-a9bb-95beea025b0b"
    },
    {
      "id": "chg_01a05e57-cfc5-79c8-8ffd-ad4c11ce4f9b",
      "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": "2026-09-01",
      "occurred_at": "2026-09-01 19:00:08.189466+00",
      "observed_since": "2026-09-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a05e57-cfc5-79c8-8ffd-ad4c11ce4f9b"
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    {
      "id": "chg_01a040fa-4775-7be7-afab-fd3ca610776c",
      "kind": "check.verdict",
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      "subject_kind": "check",
      "subject": "stability",
      "subject_child": "",
      "from_code": "stability.building_history",
      "to_code": "stability.stable",
      "from_value": "0.97",
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-27",
      "occurred_at": "2026-08-27 02:08:59.15485+00",
      "observed_since": "2026-08-26",
      "source": "scan",
      "summary": "Stability (0.97 → pass)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a040fa-4775-7be7-afab-fd3ca610776c"
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    {
      "id": "chg_01a03c41-ef40-79df-bcd1-153835678f7a",
      "kind": "check.appeared",
      "family": "tool-safety-injection",
      "subject_kind": "check",
      "subject": "tool-safety-injection",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.injection_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-08-26",
      "occurred_at": "2026-08-26 04:09:09.052064+00",
      "observed_since": "2026-08-25",
      "source": "scan",
      "summary": "First check of Injection markers (pass)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a03c41-ef40-79df-bcd1-153835678f7a"
    },
    {
      "id": "chg_01a03c41-ef41-7ea7-83fe-73d5377bb9e1",
      "kind": "check.appeared",
      "family": "tool-safety-manipulation",
      "subject_kind": "check",
      "subject": "tool-safety-manipulation",
      "subject_child": "",
      "from_code": null,
      "to_code": "toolsafety.manipulation_clean",
      "from_value": null,
      "to_value": "pass",
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "units": "4",
        "judged": "4"
      },
      "occurred_on": "2026-08-26",
      "occurred_at": "2026-08-26 04:09:09.052064+00",
      "observed_since": "2026-08-25",
      "source": "scan",
      "summary": "First check of Judged manipulation (pass)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a03c41-ef41-7ea7-83fe-73d5377bb9e1"
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    {
      "id": "chg_01a0129e-5932-7782-b086-66d155424260",
      "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": "2026-08-18",
      "occurred_at": "2026-08-18 02:06:02.416442+00",
      "observed_since": "2026-08-17",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_01a0129e-5932-7782-b086-66d155424260"
    },
    {
      "id": "chg_019fd082-f281-70dc-9535-8d5bc52da512",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_answer",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_answer"
      },
      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 06:01:10.455662+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “tako_answer” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fd082-f281-70dc-9535-8d5bc52da512"
    },
    {
      "id": "chg_019fd082-f281-7b65-a1a5-9d62689e484d",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_search",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_search"
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      "occurred_on": "2026-08-05",
      "occurred_at": "2026-08-05 06:01:10.455662+00",
      "observed_since": "2026-08-05",
      "source": "scan",
      "summary": "Tool “tako_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fd082-f281-7b65-a1a5-9d62689e484d"
    },
    {
      "id": "chg_019fcb5c-baf4-776c-82cd-5225fb788d12",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_answer",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_answer"
      },
      "occurred_on": "2026-08-04",
      "occurred_at": "2026-08-04 06:01:19.845487+00",
      "observed_since": "2026-08-04",
      "source": "scan",
      "summary": "Tool “tako_answer” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fcb5c-baf4-776c-82cd-5225fb788d12"
    },
    {
      "id": "chg_019fabb3-7339-7593-b770-fe9ee84d5430",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_answer",
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      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_answer"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 02:28:12.198331+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “tako_answer” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fabb3-7339-7593-b770-fe9ee84d5430"
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    {
      "id": "chg_019fabb3-733b-78af-9871-19c0426a1168",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_available_data",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_available_data"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 02:28:12.198331+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “tako_available_data” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fabb3-733b-78af-9871-19c0426a1168"
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    {
      "id": "chg_019fabb3-733c-7864-bad9-4f387a4449f7",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "tako_search",
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "tako_search"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 02:28:12.198331+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “tako_search” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fabb3-733c-7864-bad9-4f387a4449f7"
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    {
      "id": "chg_019fa6b1-a39c-708c-abb5-31c9a5724f4f",
      "kind": "check.verdict",
      "family": "auth-oauth",
      "subject_kind": "check",
      "subject": "auth-oauth",
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      "from_code": "auth.rfc9728",
      "to_code": "auth.none_no_destructive",
      "from_value": "pass",
      "to_value": "partial",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {},
      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 03:08:07.440246+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Authorization (pass → partial)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fa6b1-a39c-708c-abb5-31c9a5724f4f"
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    {
      "id": "chg_019fa6b1-a39c-77f1-9762-6527478b3c36",
      "kind": "check.reverified",
      "family": "transport",
      "subject_kind": "check",
      "subject": "transport",
      "subject_child": "",
      "from_code": "transport.auth_gated",
      "to_code": "transport.verified",
      "from_value": "unverified",
      "to_value": "pass",
      "materiality": "security",
      "direction": "improvement",
      "score_delta": null,
      "detail": {
        "transport": "streamable-http"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 03:08:07.440246+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Transport (unverified → pass)",
      "link": "https://verifymcp.io/servers/takodata-tako-mcp/mcp#chg-chg_019fa6b1-a39c-77f1-9762-6527478b3c36"
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  "days": [
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      "date": "2026-09-11",
      "total": 78,
      "delta": 0,
      "tracked": true,
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      "beyond_event_horizon": false,
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    {
      "date": "2026-09-10",
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      "tracked": true,
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    {
      "date": "2026-09-07",
      "total": 78,
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      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
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    {
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      "tracked": true,
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      "attribution": null,
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    {
      "date": "2026-09-02",
      "total": 78,
      "delta": 0,
      "tracked": true,
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      "beyond_event_horizon": false,
      "attribution": null,
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    {
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      "total": 78,
      "delta": -4,
      "tracked": true,
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      "beyond_event_horizon": false,
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    {
      "date": "2026-08-27",
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}