Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
91% | 9% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
91% | 9% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
Market context
The Detroit Tigers face the Baltimore Orioles on 24 May at 1:35 PM ET in an American League Central matchup. The prediction market currently implies a 65% probability of a Tigers victory, reflecting moderate confidence in Detroit's chances. This divergence from typical sportsbook consensus warrants examination, as conventional betting lines often price these matchups differently depending on public action and sharp money positioning.
Historically, Tigers–Orioles contests have favoured neither side decisively; the teams' head-to-head records across recent seasons show competitive balance, with outcomes heavily dependent on starting pitcher quality and bullpen availability. The 65% implied probability sits notably higher than the near-even odds typical sportsbooks offer for divisional games of comparable strength, suggesting prediction market participants are pricing in specific information about roster status or recent performance trends that haven't fully propagated to traditional betting markets.
Traders should monitor starting pitcher announcements, expected to arrive within 48 hours of the fixture. Injury updates—particularly regarding Detroit's rotation depth or Baltimore's outfield availability—could materially shift the probability. Recent form matters considerably; the Tigers' performance in their preceding three games and the Orioles' bullpen usage patterns will indicate fatigue levels heading into this matchup. Weather conditions at the scheduled venue may also influence line movement, particularly wind direction affecting fly-ball distances. Settlement occurs on 31 May, providing a five-day window for any postponement rescheduling before final resolution.
Methodology
This page reviews Detroit Tigers vs. Baltimore Orioles across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 PolyGram?
- Zero. PolyGram 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.
- 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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