Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 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% |
| Boston Red Sox vs. Los Angeles Angels | 97% |
| Spread -1.5 | 94% |
| Spread -4.5 | 62% |
| O/U 6.5 | 61% |
| Extra Innings | 50% |
| Spread -1.5 | 50% |
| Spread -2.5 | 50% |
| Spread -3.5 | 50% |
| O/U 10.5 | 50% |
| O/U 7.5 | 42% |
| Spread -5.5 | 36% |
| O/U 8.5 | 28% |
| O/U 9.5 | 19% |
| NRFI | 0% |
| 1st 5 Innings Spread -1.5 | 0% |
| 1st 5 Innings Spread -2.5 | 0% |
| 1st 5 Innings O/U 5.5 | 0% |
| 1st 5 Innings O/U 6.5 | 0% |
Market context
On 3 July at 9:38pm ET, the Boston Red Sox face the Los Angeles Angels at Angel Stadium in Anaheim, with the contest deciding whether the market resolves to the Red Sox or the Angels. The crowd-implied probability of 97% YES for the Red Sox is starkly elevated given both clubs enter with sub-.500 records, the Red Sox at roughly 34–46 and the Angels near 34–49[4]. Historical precedents for such lopsided odds in early-July MLB matchups between struggling teams are rare; comparable cases typically involve a dominant ace facing a team in freefall, yet here rookie southpaw Jake Bennett has allowed just three earned runs in his past three starts while Reid Detmers holds a career 1.72 ERA[3]. This divergence suggests the market is pricing in a specific pitching advantage rather than a general team-quality gap, framing the 97% figure as a reaction to Bennett’s recent form rather than an overall roster superiority.
Traders should monitor the official final statistics released by MLB, as the primary resolution source, and watch for any weather-related postponements that could delay settlement before the 11 July window[1]. The on-chain mechanics settle in USDC with BTC and ETH macro ties influencing liquidity; if funding rates on crypto exchanges spike or whale flows shift toward risk assets, the contract’s liquidity may tighten, affecting price efficiency[4]. Recent coverage notes both teams are playing at home in a series where attendance and ticket demand remain modest, indicating no external narrative is driving the odds beyond the pitching matchup[2]. With no make-up game if cancelled entirely, the 50–50 tie resolution clause remains a critical dependency, making real-time weather updates and MLB announcements essential for assessing the risk of a non-standard outcome.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $389K.
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 — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
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 are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
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