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U.S. Treasury Fiscal Data API

Economic Data No key

AuthenticationNo key
Rate limitNo published numeric limit; use reasonable request rates.

Documentation: fiscaldata.treasury.gov ยท Checked Sep 13, 2026

About

The official U.S. Treasury Fiscal Data API is keyless and covers the national debt, Treasury yields, exchange rates, auction results, revenue, and federal spending. Base URL is https://api.fiscaldata.treasury.gov/services/api/fiscal_service with many datasets and sorting/filtering parameters. No registration needed.

Details

No key needed. You can call it right away.

Auth: No key

Rate limit: No published numeric limit; use reasonable request rates.

Verified: 2026-09-13

Best for: Debt trackers Interest-rate tools Government spending apps

Read the docs Back to catalog

Setup

  1. No signup or key needed.
  2. Browse datasets in the API documentation.
  3. Query https://api.fiscaldata.treasury.gov/services/api/fiscal_service/<dataset> with sort, filter, and page parameters.
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