Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
75% | 25% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
75% | 25% | 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 | 75% |
| 1st 5 Innings O/U 3.5 | 60% |
| O/U 7.5 | 55% |
| NRFI | 48% |
| 1st 5 Innings O/U 4.5 | 47% |
| O/U 8.5 | 46% |
| Detroit Tigers vs. New York Yankees | 44% |
| Spread -1.5 | 38% |
| 1st 5 Innings O/U 5.5 | 35% |
| 1st 5 Innings Spread -1.5 | 32% |
| 1st 5 Innings Spread -1.5 | 30% |
| 1st 5 Innings O/U 6.5 | 23% |
| 1st 5 Innings Spread -2.5 | 21% |
| 1st 5 Innings Spread -2.5 | 13% |
| Extra Innings | 7% |
Market context
The Detroit Tigers travel to Yankee Stadium in the Bronx for an evening MLB clash against the New York Yankees, scheduled to begin at 7:05pm ET. The crowd-implied probability of 45% favouring the Tigers reflects a market that acknowledges the Yankees' formidable home record yet remains cautious about their recent form. Historical data suggests that when the Yankees host AL Central opponents with losing records, they have won 13 of their last 14 home games, a pattern that typically skews probabilities heavily towards the home side[1]. However, the Tigers' Cody Bellinger, currently slashing .367/.448/.680 at home, presents a significant variable that could disrupt this established trend and keep the Tigers' chances viable[4].
Traders should monitor the live pitching lineups and any late-injury announcements before the game, as these dependencies directly influence the outcome in a contest where the Yankees are favoured by moneyline odds of -132[1]. The settlement mechanism relies on USDC for on-chain resolution, tying the contract's final value to BTC and ETH macro movements if whale flows shift liquidity during the settlement window. While the Yankees are statistically favoured due to their home dominance, the presence of Bellinger and the Tigers' ability to score in a high-total game (Over 8 at -107) means the 45% probability is not merely noise but a calculated reflection of Bellinger's All-Star credentials[4][1]. Watch for exchange spot funding rates, as material shifts could indicate whale positioning ahead of the 23:05 UTC settlement deadline.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $215K.
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.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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