Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
77% | 23% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
77% | 23% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 77% |
| 1st 5 Innings O/U 3.5 | 64% |
| O/U 7.5 | 56% |
| 1st 5 Innings O/U 4.5 | 53% |
| NRFI | 51% |
| O/U 8.5 | 49% |
| New York Mets vs. Pittsburgh Pirates | 45% |
| 1st 5 Innings O/U 5.5 | 40% |
| Spread -1.5 | 38% |
| O/U 9.5 | 38% |
| Spread -1.5 | 33% |
| 1st 5 Innings Spread -1.5 | 31% |
| 1st 5 Innings Spread -1.5 | 28% |
| 1st 5 Innings O/U 6.5 | 28% |
| Spread -2.5 | 28% |
| Spread -2.5 | 24% |
| Extra Innings | 8% |
Market context
The New York Mets and Pittsburgh Pirates meet again after splitting their first two games of the season in late March, when New York won a 11-7 opener and Pittsburgh answered with a 4-3 extra-innings victory the next day. That history matters because these teams have already shown a narrow margin can swing the result either way, even when one side lands the first punch.[2][14]
Recent form points in different directions. ESPN’s pregame snapshot has the Pirates 57-60 overall and 29-28 at home, while the Mets are 50-66 with a 25-32 road record; over the last 10 games, Pittsburgh was 2-8 with a .209 average and 4.44 ERA, compared with New York’s 6-4 mark, .251 average and 3.07 ERA.[11] The same preview lists several Pirates absences, including Mitch Keller, Ryan O’Hearn and Oneil Cruz on the injured list, which is relevant because it narrows Pittsburgh’s pitching and power depth.[11]
For traders, the key catalysts are the starting pitcher announcement, any late lineup scratches, and whether the Pirates can counter New York’s stronger recent run prevention. The market’s 45% YES price implies a slight lean to Pittsburgh, but the better recent stretch belongs to the Mets, so any confirmed edge in the matchup on the mound would be material.[3][11] If there is a postponement, the settlement window stays live until the game is completed, so weather or scheduling changes would matter only if they alter the actual result.[0]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $88K.
Methodology
Sports-specific comparison page for New York Mets vs. Pittsburgh Pirates. 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.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- 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.
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