TOTAL VOLUME:
$101.7b
24H VOL:
$155,112,492
24H TRANSACTIONS:
1,024,173,950
OPEN INTEREST:
$1,179,740,483
180,801
Markets across
18,164
events
MATCHED EVENTS:
1,310
PLATFORM COVERAGE:
5
Polymarket:
44%
VS.
Kalshi:
56%
Time left: 20d:17h:43m
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This market tracks whether the year-over-year change in the Consumer Price Index for the twelve months ending in July 2026 will exceed 3.0%, as reported by the Bureau of Labor Statistics. On Kalshi, the current probability for the leading outcome is 98.0%. The market will resolve based on official BLS data released on August 12, 2026, so keep an eye on the CPI report due that date.
Resolution is determined by the Consumer Price Index (CPI) year-over-year change for the twelve months ending July 2026, as reported by the Bureau of Labor Statistics to one decimal place. Each outcome corresponds to a specific inflation threshold: the market resolves Yes if the reported CPI exceeds the threshold for that outcome. All outcomes use the same underlying CPI data source and measurement period. In the event of a federal government shutdown that impacts data reliability, the market's expiration date will be extended to the sooner of either the data release or six months after the shutdown ends.
On Kalshi, the Inflation in July 2026 (CPI YoY) contract is structured as a binary outcome: will the rate of CPI inflation be above 4.3% for the year ending in July 2026? On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The contract trades at an implied probability reflecting the collective bets of all market participants. Currently, the top outcome shows 98.0% probability, meaning traders believe there is a strong likelihood inflation will exceed the 4.3% threshold. Prices fluctuate based on incoming economic data, labor market reports, and monetary policy signals. You can buy or sell shares at the current market price, with payouts determined by the actual CPI figure released by the Bureau of Labor Statistics.
The Inflation in July 2026 (CPI YoY) market resolves on Aug 12, 2026, following the official release of the Consumer Price Index data for July 2026 by the U.S. Bureau of Labor Statistics. Resolution hinges on whether the year-over-year CPI inflation rate meets or exceeds 4.3%. The actual CPI figure published by BLS serves as the authoritative data source. Once the official number is released and verified, the market settles based on whether inflation crossed the specified threshold, determining which outcome holders receive their payouts.
Several key catalysts could shift odds for this inflation market. Monthly CPI releases leading up to July 2026 will provide direct evidence of inflation trends, with hotter-than-expected prints likely pushing odds higher and cooler data moving them lower. Federal Reserve policy decisions and forward guidance on interest rates significantly influence inflation expectations. Labor market strength, wage growth, and employment reports affect price pressures. Energy and commodity prices, supply chain developments, and geopolitical events can all impact inflation dynamics. Additionally, changes in consumer demand, housing costs, and goods prices will shape market participants' assessments of whether year-over-year CPI will exceed 4.3% by July 2026.
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