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US Federal Debt to the Penny — Daily since 1993 (Fiscal Data)

Total public debt outstanding of the United States and its split into debt held by the public and intragovernmental holdings, every business day since 1993. Options for measure: total (Total public debt outstanding (USD)), held-by-public (Debt held by the public (USD)), intragovernmental (Intragovernmental holdings (USD)).

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/us-federal-debt-daily?measure=total&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"us-federal-debt-daily"}

Parameters

Example response (live, compact)

{
  "apiId": "us-federal-debt-daily",
  "data_freshness": "live",
  "data": {
    "measure": "total",
    "series": "Total public debt outstanding (USD)",
    "unit": "USD",
    "frequency": "D",
    "latest": {
      "period": "2026-10-27",
      "value": 40582274254843.57
    },
    "history": [
      {
        "period": "2026-10-08",
        "value": 40305316210829.72
      },
      {
        "period": "2026-10-09",
        "value": 40301480531899.65
      },
      {
        "period": "2026-10-13",
        "value": 40343879238035.67
      },
      {
        "period": "2026-10-14",
        "value": 40329229827541.02
      },
      {
        "period": "2026-10-15",
        "value": 40388317675071.91
      },
      {
        "period": "2026-10-16",
        "value": 40387508795231.67
      },
      {
        "period": "2026-10-19",
        "value": 40396401120485.05
      },
      {
        "period": "2026-10-20",
        "value": 40439546016039.08
      },
      {
        "period": "2026-10-21",
        "value": 40413639012305.97
      },
      {
        "period": "2026-10-22",
        "value": 40444342709389.15
      },
      {
        "period": "2026-10-23",
        "value": 40463151897249.19
      },
      {
        "period": "2026-10-26",
        "value": 40528358939415.85
      },
      {
        "period": "2026-10-27",
        "value": 40582274254843.57
      }
    ],
    "available": {
      "from": "1993-04-01",
      "to": "2026-10-27",
      "points": 8422
    },
    "verification": {
      "checked_at": "2026-10-29T15:22:38.774Z",
      "checks": [
        {
          "period": "2026-10-27",
          "field": "value",
          "expected": 40582274254843.57,
          "ok": true,
          "evidence": "fiscaldata.treasury.gov Debt to the Penny, 2026-10-27 (also matched by the existing us-debt endpoint audit)"
        }
      ]
    },
    "source": {
      "publisher": "U.S. Treasury, Bureau of the Fiscal Service (Fiscal Data)",
      "licence": "Open data: copy, adapt, redistribute for non-commercial and commercial purposes",
      "licence_url": "https://fiscaldata.treasury.gov/about-us/"
    },
    "attribution": "Source: U.S. Treasury, Fiscal Data (fiscaldata.treasury.gov)"
  },
  "source": "U.S. Treasury, Bureau of the Fiscal Service (Fiscal Data)",
  "license": "Open data: copy, adapt, redistribute for non-commercial and commercial purposes"
}

Source & license