Core CPI MoM historical data

Core CPI MoM is a Polymarket economy series with markets recurring monthly. Marketlens has captured 7 markets since August 12, 2026, of which 7 resolved, with $60.0K in traded volume. Every market's order book is captured as full depth L2 snapshots at regular intervals, alongside trades, candles, and the final resolution outcome.

For the economy archive as a whole, see Polymarket price history.

Data as of 2026-09-14 · series slug core-cpi-mom

Markets
7
Resolved
7
Traded volume
$60.0K
Avg volume / market
$8.6K
Cadence
monthly
Coverage from
2026-08-12
Data through
2026-09-11
Category
Economy

Resolution outcomes

No: 6 (85.7%)Yes: 1 (14.3%)

Outcomes across 7 resolved markets with a recorded winning outcome. Settlement in the archive is by winning outcome, not by final traded price.

Markets in this series

The most recently resolved of 7 markets.

Will Core CPI MoM be 0.2% in August?

closed 2026-09-12 · volume $20.1K · resolved No

Will Core CPI MoM be 0.4% in August?

closed 2026-09-12 · volume $8.1K · resolved No

Will Core CPI MoM be 0.3% in August?

closed 2026-09-12 · volume $12.6K · resolved Yes

Backtest this series

python
from marketlens import MarketLens client = MarketLens() result = client.backtest( MyStrategy(), "core-cpi-mom", after="2026-09-04", before="2026-09-12", initial_cash=1_000, ) result.show() # inspect the run in the dashboard

Available datasets

Order book snapshots and deltasfull L2 depth, millisecond price changes
Tradesindividual fills with side and size
CandlesOHLC at multiple resolutions
Bulk Parquet exportsfull markets for offline research
Backtestingtick level replay with realistic fills

Common questions

How many Core CPI MoM markets are in the archive?

7 markets from August 12, 2026 through September 11, 2026, of which 7 have resolved.

What data exists for each Core CPI MoM market?

Full depth L2 order book snapshots at regular intervals, individual trades, OHLC candles, and the resolution outcome. All of it is queryable by the series slug "core-cpi-mom" through the API and Python SDK, or downloadable as Parquet.

How much does a typical Core CPI MoM market trade?

Average traded volume is $8.6K per market, $60.0K across the series.

Can I backtest strategies on Core CPI MoM?

Yes. Pass the slug "core-cpi-mom" to client.backtest() in the Python SDK. Execution mode replays order books against real historical depth; Alpha mode, one bar per market, covers every market in the series and suits its longer horizons.

Related series: FOMC, Largest Company, US Annual Inflation, Bank of Japan, ECB Interest Rates, Bank of England decision, or all economy series.

Try it

Pull Core CPI MoM books in one call

The free tier includes 25M rows per day with full API and full archive access, no card required.

bash
$ pip install marketlens