The Since-Date Calculator what inflation has done since any date — computed from the daily gauge, not last quarter's CPI
try: lease signing day, your last raise, your kid's birthday
Prices since 2020-01-01
+30.05%
through 2026-10-02 — updated with every publish
$100 then costs now
$130.05
same basket, today's prices · through 2026-10-02
$100 now buys what this bought
$76.89
purchasing power remaining · through 2026-10-02
Annualized rate over the period
3.97%/yr
2466 days
The price level since 2020-01-01 (Jan 2018 = 100)
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Methodology
Powered by the macrogauge daily index (market prices, Jan 2018 = 100) from gauge_daily.json. Official-CPI calculators can only answer in whole months, two months late. Annualized rate = ratio^(365/days) − 1. See methodology for sources and the gauge's public track record.