Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
28% | 72% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
28% | 72% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| James Wood | 28% |
| Josh Jung | 24% |
| Kevin McGonigle | 18% |
| Willy Adames | 10% |
| Matt Olson | 10% |
| Bobby Witt Jr. | 8% |
| Freddie Freeman | 7% |
| Ernie Clement | 5% |
| Ezequiel Tovar | 4% |
| Mauricio Dubón | 3% |
| Taylor Ward | 2% |
| Nico Hoerner | 2% |
| Bo Bichette | 2% |
| Bryan Reynolds | 2% |
| Francisco Lindor | 2% |
| Vladimir Guerrero Jr. | 2% |
| Gavin Sheets | 1% |
| Casey Schmitt | 1% |
| Pete Alonso | 1% |
| Jarren Duran | 1% |
| Maikel Garcia | 1% |
| Pete Crow-Armstrong | 1% |
| Salvador Perez | 1% |
| Bryce Harper | 1% |
| Ian Happ | 1% |
| Juan Soto | 1% |
| Andy Pages | 1% |
| George Springer | 1% |
| Corbin Carroll | 1% |
| Riley Greene | 1% |
| Colt Keith | 0% |
| Christian Walker | 0% |
| Adley Rutschman | 0% |
| Rhys Hoskins | 0% |
| Gabriel Moreno | 0% |
| Brent Rooker | 0% |
| CJ Abrams | 0% |
| Shohei Ohtani | 0% |
| Aaron Judge | 0% |
| Nick Kurtz | 0% |
| Yordan Alvarez | 0% |
| Player B | 0% |
| Player C | 0% |
| Player D | 0% |
| Player E | 0% |
| Player F | 0% |
| Player G | 0% |
| Player H | 0% |
| Player I | 0% |
| Player J | 0% |
| Player K | 0% |
| Player L | 0% |
| Player M | 0% |
| Player N | 0% |
| Player O | 0% |
| Player P | 0% |
| Player Q | 0% |
| Player R | 0% |
| Player S | 0% |
| Player T | 0% |
| Player U | 0% |
| Player V | 0% |
| Player W | 0% |
| Player X | 0% |
| Player Y | 0% |
| Player Z | 0% |
| Player AA | 0% |
| Player AB | 0% |
| Player AC | 0% |
| Player AD | 0% |
| Player AE | 0% |
| Player AF | 0% |
| Player AG | 0% |
| Player AH | 0% |
| Player AI | 0% |
| Player AJ | 0% |
| Player AK | 0% |
| Player AL | 0% |
| Player AM | 0% |
| Player AN | 0% |
| Player AO | 0% |
| Player AP | 0% |
| Player AQ | 0% |
| Player AR | 0% |
| Player AS | 0% |
| Player AT | 0% |
| Player AU | 0% |
| Player AV | 0% |
| Player AW | 0% |
| Player AX | 0% |
| Other | 0% |
Market context
Otto Lopez currently leads the 2026 MLB season with 26 doubles, narrowly ahead of Rafael Devers at 25, yet the market assigns only a 2% chance to any outsider winning the title. This extreme discount reflects the structural difficulty of overtaking the projected frontrunners, specifically Bobby Witt Jr., who holds a consensus projection of 39 doubles for the full season, a figure nearly 15 hits ahead of Lopez’s current tally [3].
Historical precedents for mid-season doubles leaders show that early gaps often evaporate if the primary contender faces injury or a slump, yet the 2% implied probability suggests the market views such a collapse as highly improbable. In comparable seasons, players with projections exceeding 35 doubles rarely lose the title unless they miss significant time, making the current price a reflection of the massive statistical buffer Witt and Jarren Duran (projected 36) possess over the active leaders [3].
Traders should monitor the injury reports for Kansas City and Boston, as any absence for Witt Jr. or Duran would instantly reshape the leaderboard dynamics. Additionally, the Marlins’ schedule for the remainder of July is critical for Lopez, who must maintain his current pace to stay relevant against the projections [3]. Recent fantasy projections confirm Witt Jr. as the overwhelming consensus choice, meaning the market’s low probability for alternatives is grounded in these robust statistical forecasts rather than mere speculation [3].
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade MLB: Doubles Leader on Prediction Today
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