Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| NRFI | 100% |
| Spread -1.5 | 100% |
| 1st 5 Innings Spread -1.5 | 100% |
| 1st 5 Innings Spread -2.5 | 100% |
| 1st 5 Innings O/U 2.5 | 100% |
| 1st 5 Innings O/U 3.5 | 100% |
| 1st 5 Innings O/U 4.5 | 100% |
| 1st 5 Innings O/U 5.5 | 100% |
| 1st 5 Innings O/U 6.5 | 100% |
| O/U 8.5 | 100% |
| Spread -2.5 | 100% |
| Washington Nationals vs. Boston Red Sox | 0% |
| O/U 9.5 | 0% |
| 1st 5 Innings Spread -1.5 | 0% |
| 1st 5 Innings Spread -2.5 | 0% |
| Extra Innings | 0% |
| Spread -3.5 | 0% |
| O/U 11.5 | 0% |
| O/U 13.5 | 0% |
| Spread -5.5 | 0% |
| Spread -4.5 | 0% |
| O/U 12.5 | 0% |
| O/U 10.5 | 0% |
| Spread -1.5 | 0% |
Market context
The underlying real-world event is the MLB game between the Washington Nationals and Boston Red Sox, played on 29 June 2026 at Fenway Park, which the Red Sox won 6–3. This result confirms the current crowd-implied probability of 0% YES for a Nationals victory, as the game has already concluded with a decisive Red Sox win.
Historically, similar MLB matchups where one team holds a clear away-record advantage and a stronger pitching line have resolved with the same outcome as the pre-game odds suggested. In this case, the Red Sox’s 36–46 season record versus the Nationals’ 43–42, combined with their superior slugging percentage (0.385 to 0.422), framed the probability correctly before the game began[3][4]. The 0% YES reflects not a market error but the settled fact of the final score.
Traders should watch for any post-game settlement announcements or official MLB corrections, though no such dependencies are expected given the clear final result. Recent coverage from ESPN confirms the 6–3 scoreline and the pitching performance of Miles Mikolas, who recorded a 5.44 ERA in this matchup[4]. With the settlement window ending in 2026, the market depth is driven by funding flows through Klarna and USDC rails, which have already locked in the outcome via on-ramp friction that prevents late reversals. The traction of this book is tied directly to the deposit fees and withdrawal rails that secure the final resolution.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $595K.
Methodology
This page compares Washington Nationals vs. Boston Red Sox with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.
Resolution & payout
Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).
FAQ
- How does Klarna deposit work on Polymarket Klarna UK?
- You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.
- What does SOFORT cost as a deposit method?
- Polymarket Klarna UK charges no fees for SOFORT. The only cost is the internal FX spread (typically <1%) on EUR→USDC conversion. SOFORT itself has no end-user fees — the platform absorbs acquirer costs.
- Can I deposit with a credit card?
- Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.
- How do withdrawals work?
- Identical methods in reverse. SEPA withdrawal: T+1 (standard) or under 10 seconds (SEPA Instant). Klarna withdrawals process via bank-account refund. USDC withdrawal to external wallet: Polygon gas cost (typically $0.01).
- Are payment details protected?
- Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.
Trade Washington Nationals vs. Boston Red Sox on Polymarket Klarna UK
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