Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on BTC Prediction.
Active sub-markets
| San Diego Padres vs. Baltimore Orioles | 100% San Diego Padres | 0% Baltimore Orioles |
| NRFI | 0% YES | 100% NO |
| Extra Innings | 0% YES | 100% NO |
| O/U 6.5 | 100% Over | 0% Under |
| O/U 12.5 | 0% Over | 100% Under |
| Spread -1.5 | 0% Baltimore Orioles | 100% San Diego Padres |
Market context
The San Diego Padres face the Baltimore Orioles on 14 June at 1:35 PM ET in a regular-season MLB matchup. The market currently reflects 100% implied probability for a Padres victory, an extreme positioning that warrants scrutiny given the inherent variance in single-game baseball outcomes. Settlement occurs via USDC on the btc-prediction.bet platform, with the resolution window extending to 21 June to accommodate potential postponements.
Historical precedent suggests that crowd-implied probabilities exceeding 95% in baseball games typically reflect either significant roster disparities, recent performance trends, or public sentiment rather than mathematical certainty. The 2023 and 2024 MLB seasons demonstrated repeated instances where heavily favoured teams (probability >90%) lost single games at rates inconsistent with efficient pricing. Comparable markets on this platform have shown that extreme probabilities in sports often compress as event dates approach, particularly when underlying team metrics remain relatively balanced.
Key variables for traders include starting pitcher matchups, which materially affect win probability in baseball; recent injury reports or roster moves affecting either club; and weather conditions at the venue on game day. The Padres' recent performance trajectory and the Orioles' standing within their division will influence late-market repricing. Traders should monitor official MLB announcements through 14 June for any scheduling changes or roster alterations. The settlement mechanism's reliance on official MLB statistics ensures objective resolution, though the postponement clause creates extended exposure for positions held through the window.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $595K.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- What does it cost to trade on BTC Prediction?
- Zero. BTC Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, BTC Prediction triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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