Gross Domestic Product: Chain-type Price Index

GDPCTPIinflationFree tier

Series IDGDPCTPI
UnitsIndex 2017=100
FrequencyQuarterly
Categoryinflation
Latest observation2026-04-01
HistoryPoint-in-time: every value as first published plus each revision, so backtests see only what was known on the day

Latest reading

The latest Gross Domestic Product: Chain-type Price Index observation, for 2026-04-01, is 133.416 Index 2017=100, up from 131.456 for 2026-01-01. It was first published as 133.809. 100.0% of observations in this history were revised after first release.

Latest observation2026-04-01
Latest value133.416 Index 2017=100
Previous131.456 (2026-01-01)
Change1.96 (+1.5%)
First published value133.809
Last release2026-09-30
Vintages stored358
Observations318
Largest revision (5 years)2023-04-01: 131.532 → 121.97

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import finzdata as yf
df = yf.Client().macro("GDPCTPI")
df.tail()

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