Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ≤3.6% | 100% |
| 3.7% | 0% |
| 3.8% | 0% |
| 3.9% | 0% |
| 4.0% | 0% |
| 4.1% | 0% |
| 4.2% | 0% |
| 4.3% | 0% |
| 4.4% | 0% |
| 4.5% | 0% |
| 4.6% | 0% |
| ≥4.7% | 0% |
Market context
The US Consumer Price Index will be measured over the twelve months ending June 2026, with the BLS releasing the unadjusted figure on 14 July 2026. This market resolves to the precise annual percentage change reported in that release, which will reflect cumulative inflation across the full calendar year to mid-2026. The 100% crowd probability suggests traders are pricing near-certainty that inflation will register above zero—a baseline assumption given post-pandemic monetary conditions and structural economic factors.
Historical precedent offers perspective on what annual inflation readings typically look like. Since 2020, twelve-month CPI changes have ranged from 1.4% (June 2020, the pandemic trough) to 9.1% (June 2022, the recent peak). Even during the Federal Reserve's aggressive rate-hiking cycle through 2023–2024, annual inflation remained positive. The only recent periods approaching zero or negative annual readings occurred during the 2008–2009 financial crisis. Current economic conditions—with labour markets still relatively firm and energy prices volatile—make a negative annual reading exceptionally unlikely, which explains the crowd's conviction.
Traders should monitor Federal Reserve communications and labour market data through spring 2026, as these influence inflation expectations heading into the June report. Energy price movements in the months preceding June will materially affect the headline figure. The BLS release schedule itself is fixed, with the June data arriving on 14 July at 08:30 ET, leaving no uncertainty around timing. Any significant economic shock—recession, supply disruption, or demand collapse—between now and June could shift the inflation trajectory, though the market's current pricing reflects baseline expectations of continued positive annual change.
Methodology
Sports-specific comparison page for June Inflation US - Annual. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
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