Average interest rate the US Treasury pays on its outstanding debt, latest month
Average interest rate the US Treasury pays on its outstanding debt, latest month, by security: Treasury Bills (T-bills), Notes, Bonds, TIPS, FRNs, savings securities and total interest-bearing debt. Official Fiscal Data figures for tracking the cost of US government borrowing and national debt interest.
Answeringour last check, 2026-10-10
1 of 1checks answered this week
629 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://us-treasury-interest.use.x402atlas.com/latest
| Category | Everything else |
|---|---|
| Provider host | us-treasury-interest.use.x402atlas.com |
| Networks | eip155:137, eip155:42161, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-10 | valid payment request | 402 | $0.01 | 629 ms |
Example input (from the provider)
{
"method": "GET",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"count": {
"description": "Number of rates returned.",
"type": "integer"
},
"rates": {
"items": {
"properties": {
"avg_interest_rate_pct": {
"description": "Average interest rate, in percent.",
"type": "number"
},
"security": {
"description": "Security class, e.g. Treasury Bills.",
"type": "string"
},
"security_type": {
"description": "Marketable, Non-marketable or Interest-bearing Debt.",
"type": "string"
}
},
"required": [
"security_type",
"security",
"avg_interest_rate_pct"
],
"type": "object"
},
"type": "array"
},
"record_date": {
"description": "Month-end date (YYYY-MM-DD) the rates are for.",
"format": "date",
"type": "string"
}
},
"required": [
"record_date",
"count",
"rates"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}