Index onlineMerchant portal
Api Endpoint

US Treasury Interest Costs

US Treasury interest rates — latest monthly average rates on outstanding government debt, including Treasury bills, notes, bonds, TIPS, floating-rate notes and savings securities. Track federal borrowing costs and compare rates across security classes.

Open interactive test console

Offering

Provider
us-treasury-interest.use.x402atlas.com
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Financial Analysis
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://us-treasury-interest.use.x402atlas.com/latest
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
treasury, interest-rates, government-debt, borrowing-costs, united-states

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4
0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "3nXsChcZGke6xebDPmndNMCt8L3yi6xyN4Pd6q5cQrgv"
  }
]

Observed health

Status
Healthy
Latest latency
14 ms
Average latency
14 ms
HTTP status
402
Last checked
Reachability
100% over 10 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "method": {
      "enum": [
        "GET"
      ],
      "type": "string"
    },
    "queryParams": {
      "properties": {},
      "type": "object"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method"
  ],
  "type": "object"
}

Output schema

{
  "$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"
}