{
  "server": "pipeworx-io-foursquare",
  "component": "foursquare-mcp",
  "generated_at": "2026-08-03T22:58:35.674Z",
  "tracking_since": "2026-07-26",
  "counts": {
    "critical": 0,
    "security": 21,
    "functional": 0,
    "cosmetic": 0
  },
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    {
      "id": "chg_019fc6e1-315d-7e9d-808e-65f3bbca19cc",
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      "materiality": "security",
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      "occurred_at": "2026-08-03 09:07:54.823602+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc6e1-315d-7e9d-808e-65f3bbca19cc"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 09:07:54.823602+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc6e1-315d-7a85-a084-d7952e3d30af"
    },
    {
      "id": "chg_019fc6e1-315d-75ad-b709-3054abd3c212",
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      "subject_kind": "tool",
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      "to_value": null,
      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 09:07:54.823602+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc6e1-315d-75ad-b709-3054abd3c212"
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    {
      "id": "chg_019fc6e1-315b-77dd-b2d0-ca95f80d09dc",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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": "ask_pipeworx_beta"
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      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 09:07:54.823602+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc6e1-315b-77dd-b2d0-ca95f80d09dc"
    },
    {
      "id": "chg_019fc6e1-315a-7a69-9729-7632032d5d4f",
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      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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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": "ask_pipeworx"
      },
      "occurred_on": "2026-08-03",
      "occurred_at": "2026-08-03 09:07:54.823602+00",
      "observed_since": "2026-08-02",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc6e1-315a-7a69-9729-7632032d5d4f"
    },
    {
      "id": "chg_019fc1be-352f-7437-9716-9f1ec99f6dca",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:35.96279+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc1be-352f-7437-9716-9f1ec99f6dca"
    },
    {
      "id": "chg_019fc1be-352f-7f2f-9224-a3f0aad531c6",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
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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": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:35.96279+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc1be-352f-7f2f-9224-a3f0aad531c6"
    },
    {
      "id": "chg_019fc1be-3531-7ae7-b908-1ab5b8a5d52a",
      "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": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:35.96279+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc1be-3531-7ae7-b908-1ab5b8a5d52a"
    },
    {
      "id": "chg_019fc1be-3531-75f4-91d3-858c29e3fd96",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "deep_research",
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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": "deep_research"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:35.96279+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc1be-3531-75f4-91d3-858c29e3fd96"
    },
    {
      "id": "chg_019fc1be-3530-760e-ab2e-420b1baeb156",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
      "subject_child": "",
      "from_code": null,
      "to_code": null,
      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
      },
      "occurred_on": "2026-08-02",
      "occurred_at": "2026-08-02 09:11:35.96279+00",
      "observed_since": "2026-08-01",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fc1be-3530-760e-ab2e-420b1baeb156"
    },
    {
      "id": "chg_019fbca1-8333-7dd8-9224-6fb47c2ed7ff",
      "kind": "check.unverifiable",
      "family": "auth-oauth",
      "subject_kind": "check",
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      "subject_child": "",
      "from_code": "auth.none_destructive",
      "to_code": "auth.none_destructive_unverified",
      "from_value": "fail",
      "to_value": "unverified",
      "materiality": "security",
      "direction": "regression",
      "score_delta": null,
      "detail": {
        "tool": "forget"
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      "occurred_on": "2026-08-01",
      "occurred_at": "2026-08-01 09:22:09.289225+00",
      "observed_since": "2026-07-31",
      "source": "scan",
      "summary": "Authorization (fail → unverified)",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019fbca1-8333-7dd8-9224-6fb47c2ed7ff"
    },
    {
      "id": "chg_019faff9-5e84-704a-bf72-c414ee88c0f9",
      "kind": "server.instructions_changed",
      "family": "",
      "subject_kind": "server",
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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": {},
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 22:23:03.283599+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faff9-5e84-704a-bf72-c414ee88c0f9"
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    {
      "id": "chg_019faff9-5e83-7b33-8f2b-58a3bb942f75",
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      "subject_kind": "tool",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "deep_research"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 22:23:03.283599+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faff9-5e83-7b33-8f2b-58a3bb942f75"
    },
    {
      "id": "chg_019faff9-5e83-76bb-93c8-713f80f66bcc",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_grounded",
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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": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 22:23:03.283599+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faff9-5e83-76bb-93c8-713f80f66bcc"
    },
    {
      "id": "chg_019faff9-5e83-71d3-8337-1c7f0de0acad",
      "kind": "tool.description_changed",
      "family": "",
      "subject_kind": "tool",
      "subject": "ask_pipeworx_beta",
      "subject_child": "",
      "from_code": null,
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      "from_value": null,
      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_beta"
      },
      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 22:23:03.283599+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faff9-5e83-71d3-8337-1c7f0de0acad"
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    {
      "id": "chg_019faff9-5e82-7368-978f-135c4f1a1a4f",
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      "subject_kind": "tool",
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      "materiality": "security",
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      "detail": {
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      "occurred_on": "2026-07-29",
      "occurred_at": "2026-07-29 22:23:03.283599+00",
      "observed_since": "2026-07-28",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faff9-5e82-7368-978f-135c4f1a1a4f"
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    {
      "id": "chg_019faa61-8fac-780e-a4d6-aedb69c83e43",
      "kind": "tool.description_changed",
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      "subject_kind": "tool",
      "subject": "ask_pipeworx",
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      "from_code": null,
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      "to_value": null,
      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:19:08.317068+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faa61-8fac-780e-a4d6-aedb69c83e43"
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    {
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      "materiality": "security",
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      "detail": {
        "tool": "ask_pipeworx_beta"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:19:08.317068+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_beta” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faa61-8fad-72b1-92d0-4d989446a3a1"
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    {
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      "subject_kind": "server",
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      "materiality": "security",
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:19:08.317068+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "The server rewrote its instructions, which are the text every model session reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faa61-8fae-78b1-bcd2-ff22571ea33c"
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    {
      "id": "chg_019faa61-8fae-7292-9ae0-441b2f6c70ef",
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      "materiality": "security",
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      "occurred_at": "2026-07-28 20:19:08.317068+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “deep_research” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faa61-8fae-7292-9ae0-441b2f6c70ef"
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    {
      "id": "chg_019faa61-8fad-7cd6-b5b3-e9681bdc0276",
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      "from_value": null,
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      "materiality": "security",
      "direction": "neutral",
      "score_delta": null,
      "detail": {
        "tool": "ask_pipeworx_grounded"
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      "occurred_on": "2026-07-28",
      "occurred_at": "2026-07-28 20:19:08.317068+00",
      "observed_since": "2026-07-27",
      "source": "scan",
      "summary": "Tool “ask_pipeworx_grounded” rewrote its description, which is the text the model reads",
      "link": "https://verifymcp.io/servers/pipeworx-io-foursquare/foursquare-mcp#chg-chg_019faa61-8fad-7cd6-b5b3-e9681bdc0276"
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      "attribution": null,
      "event_count": 1
    }
  ]
}