Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review 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 Mets travel to Atlanta on 11 August for a regular-season matchup against the Braves, with first pitch scheduled for 19:15 ET. Current crowd-implied probability sits at 46% for a Mets victory, suggesting marginal favouritism toward the home side. The settlement window extends to 18 August 23:15 UTC, allowing seven days for completion should postponement occur. Any cancellation without a rescheduled make-up game triggers a 50-50 split resolution.
Historical matchups between these division rivals offer calibration points for assessing the 46% figure. Over the past three seasons, the Braves have maintained a slight edge in head-to-head records, though the Mets have shown competitive strength in late-season contests. The Braves' home record typically runs 3–5 percentage points stronger than road performance, a factor worth isolating when evaluating whether current odds properly discount Atlanta's venue advantage. Comparable August fixtures between these teams have resolved within 2–3 percentage points of pre-game consensus, suggesting the market has absorbed baseline seasonal patterns.
Traders monitoring this market programmatically should track starting pitcher announcements, which typically arrive 48–72 hours before game time. Injury reports, particularly bullpen availability following recent games, can shift implied probabilities by 2–4 points. Weather conditions at Truist Park—notably heat and humidity in mid-August—affect ball carry and fatigue profiles. Recent form data (last ten games for each roster) and any roster moves announced between market opening and game day warrant automated feeds, as these often precede manual line adjustments by several hours.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $109K.
Methodology
This page reviews New York Mets vs. Atlanta Braves across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Review UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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