Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
76% | 24% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 76% |
| 1st 5 Innings O/U 3.5 | 64% |
| O/U 7.5 | 57% |
| 1st 5 Innings O/U 4.5 | 53% |
| NRFI | 50% |
| O/U 8.5 | 50% |
| New York Mets vs. Atlanta Braves | 46% |
| 1st 5 Innings O/U 5.5 | 40% |
| O/U 9.5 | 40% |
| Spread -1.5 | 38% |
| Spread -1.5 | 34% |
| 1st 5 Innings Spread -1.5 | 32% |
| 1st 5 Innings Spread -1.5 | 31% |
| 1st 5 Innings O/U 6.5 | 28% |
| Spread -2.5 | 27% |
| Spread -2.5 | 26% |
| Extra Innings | 9% |
Market context
The New York Mets face the Atlanta Braves in a regular-season Major League Baseball fixture on 11 August at 7:15PM Eastern Time. The crowd-implied probability of 46% for a Mets victory reflects modest confidence in the visiting side, with the Braves favoured slightly despite playing at home. This single-game matchup settles on the official final result as recorded by MLB, with the settlement window extending to 18 August to accommodate any postponements.
Historical matchup data between these National League East rivals provides context for evaluating the current odds. The Braves have maintained competitive advantage in recent seasons, though the Mets have shown capacity for upset performances in divisional play. Win-loss records at the time of the fixture, recent pitching rotations, and injury status of key players typically drive significant probability shifts in comparable games. The current 46% probability for a Mets win suggests traders are pricing in Atlanta's marginal home-field advantage and recent form, though the gap remains narrow enough to indicate genuine uncertainty.
Traders should monitor roster announcements and starting pitcher confirmations in the days preceding the match, as these frequently trigger material probability movements in single-game markets. Weather conditions at Truist Park in Atlanta and any late-breaking injury reports could influence betting patterns substantially. Recent performance trends for both clubs during their August stretch—particularly batting averages against right-handed and left-handed pitching—merit tracking through MLB statistical databases and team announcements.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $109K.
Methodology
This page tracks New York Mets vs. Atlanta Braves across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Election Predictions UK provide a 0%-fee route into the same order book.
Resolution & payout
Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.
Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.
UK Frequently Asked Questions
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
Trade New York Mets vs. Atlanta Braves on Election Predictions UK
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