U.S. Bureau of Labor Statistics, International Monetary Fund, World BankFrequencies: A, M
Source
The same category from more than one publisher. The national statistics office is the record; the IMF's series are its own compilation and can differ in definition, coverage and vintage.
Seasonal adjustment
BLS publishes both; the adjusted series exists for about a third of the items.
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Sources: U.S. Bureau of Labor Statistics, Consumer Price Index for All Urban Consumers (CPI-U) (as of 2026-09-03); International Monetary Fund (as of 2026-08-22).