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 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 6.5 | 100% |
| O/U 9.5 | 74% |
| O/U 8.5 | 73% |
| O/U 10.5 | 59% |
| 1st 5 Innings Spread -1.5 | 52% |
| 1st 5 Innings O/U 5.5 | 52% |
| Spread -2.5 | 51% |
| 1st 5 Innings Spread -1.5 | 50% |
| 1st 5 Innings Spread -2.5 | 50% |
| 1st 5 Innings Spread -2.5 | 50% |
| Extra Innings | 50% |
| Spread -1.5 | 50% |
| Spread -4.5 | 50% |
| Spread -3.5 | 50% |
| O/U 11.5 | 37% |
| Los Angeles Dodgers vs. Athletics | 10% |
| Spread -1.5 | 6% |
| NRFI | 0% |
Market context
The upcoming MLB game between the Los Angeles Dodgers and the Athletics, scheduled for 9:40 PM ET on 1 July in West Sacramento, presents a starkly asymmetric outcome where the Dodgers win resolves the market to "YES". With the current crowd-implied probability sitting at just 10%, the market heavily favours the Athletics, despite the Dodgers' historical dominance in this matchup. This low probability mirrors comparable cases from the 2024 and 2025 seasons where underperforming road teams faced top-tier opposition, yet the market still priced in a significant upset due to late-season fatigue and pitching rotation uncertainties that often skew on-chain sentiment.
Traders should monitor the probable pitchers' announcements and the final starting lineups, as any late injury to a key Dodgers starter could further depress the implied probability before the settlement window closes on 9 July 2026. Recent MLB coverage highlights that the Athletics have been struggling with consistency at home, yet their bullpen depth remains a critical variable for this specific night [2]. In the broader crypto context, this market's USDC settlement ties into the current BTC/ETH macro volatility, where whale flows often shift towards high-risk, low-probability sports contracts when funding rates on major exchanges tighten, creating a potential arbitrage opportunity for those tracking exchange spot data alongside game-day dependencies.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $1.4M.
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.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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.
- 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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