the402 endpoint detail

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api.agentstools.dev treasury debt

https://api.agentstools.dev/treasury/debt

payable

US federal debt from the Treasury Debt to the Penny series, split into debt held by the public and intragovernmental holdings, fused with interest expense on the debt. Returns the latest value, the history over a window and computed net issuance plus public and intragovernmental shares. Values are cited to Treasury Fiscal Data.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
154 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:12:45.811Z (1d ago)
Category
data

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.agentstools.dev%2Ftreasury%2Fdebt"