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How the US Debt Clock Works: Treasury API Data Sources & Accuracy

We pull directly from Treasury.gov's official API every page load — not estimates. See our exact data sources, calculation methods, update frequency, and why we're more accurate than usdebtclock.org.

How the US Debt Clock Works: Treasury API Data Sources & Accuracy

We pull directly from Treasury.gov's official API every page load — not estimates. See our exact data sources, calculation methods, update frequency, and why we're more accurate than usdebtclock.org.