The total US public debt outstanding to the penny — the headline national-debt f
The total US public debt outstanding to the penny — the headline national-debt figure — split into debt held by the public and intragovernmental holdings, with the latest value, prior business day, day-over-day change, and recent history. No ticker needed. Updates each business day. Sourced from the US Treasury (FiscalData). Pass `?limit=` for more history (default 30, max 250). From x402stock
Answeringour last check, 2026-09-24
1 of 1checks answered this week
313 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://x402stock.vercel.app/api/v1/national-debt
| Category | Everything else |
|---|---|
| Provider host | x402stock.vercel.app |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 313 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"limit": 30
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"limit": {
"default": 30,
"exclusiveMinimum": 0,
"maximum": 250,
"type": "integer"
}
},
"required": [
"limit"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"as_of": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"change": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"change_percent": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"history": {
"items": {
"additionalProperties": false,
"properties": {
"date": {
"type": "string"
},
"debt_held_by_public": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"intragovernmental_holdings": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"total_public_debt_outstanding": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
}
},
"required": [
"date",
"total_public_debt_outstanding",
"debt_held_by_public",
"intragovernmental_holdings"
],
"type": "object"
},
"type": "array"
},
"latest": {
"anyOf": [
{
"additionalProperties": false,
"properties": {
"date": {
"type": "string"
},
"debt_held_by_public": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"intragovernmental_holdings": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"total_public_debt_outstanding": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
}
},
"required": [
"date",
"total_public_debt_outstanding",
"debt_held_by_public",
"intragovernmental_holdings"
],
"type": "object"
},
{
"type": "null"
}
]
},
"prior": {
"anyOf": [
{
"additionalProperties": false,
"properties": {
"date": {
"type": "string"
},
"debt_held_by_public": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"intragovernmental_holdings": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"total_public_debt_outstanding": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}