All datasets

CPIAUCSL

Source: FRED (St. Louis Fed)956 rowsUpdated: 9/21/2026
inflationcpifred

Quality

100

Attribution

Federal Reserve Bank of St. Louis (FRED)

Schema

ColumnTypeDescription
datestring
valuefloat

Sample rows

datevalue
1947-01-0121.48
1947-02-0121.62
1947-03-0122
1947-04-0122
1947-05-0121.95

Use with an LLM

Point any LLM at the metadata endpoint — the documentation above is machine-readable too (JSON-LD + Croissant).

cURL

curl "https://datazimuts.com/v1/datasets/fred/cpi_all_items" | jq '{title, rows, columns_count, license}'

Python

import requests

ds = requests.get("https://datazimuts.com/v1/datasets/fred/cpi_all_items").json()
print(ds["title"], ds["rows"], "rows")

# Sample rows for an LLM context window
for row in ds.get("sample_rows", [])[:5]:
    print(row)

API endpoint: https://datazimuts.com/v1/datasets/fred/cpi_all_items

Tip: fetch /llms.txt for the full machine-readable catalog.