Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 1 Winner | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 1 O/U 8.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Match O/U 21.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Total Sets: O/U 2.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 2 O/U 8.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 1 O/U 9.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Match O/U 22.5 | 100% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Match O/U 23.5 | 100% |
| Completed Match | 50% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 2 Winner | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set Handicap +/-1.5 | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set Handicap +/-1.5 | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 2 O/U 9.5 | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 2 O/U 10.5 | 0% |
| ITF M25 East Lansing Men: James McCabe vs Noah Zamora Set 1 O/U 10.5 | 0% |
Market context
James McCabe and Noah Zamora are scheduled to compete in the ITF Men's 25 tournament at East Lansing on 12 August 2026. The market currently reflects zero probability for McCabe's advancement, a stark positioning that warrants scrutiny against available sportsbook data and player form metrics. Settlement occurs by 19 August 2026, allowing a seven-day window for match completion before resolution defaults to 50-50 split.
ITF M25 events typically feature players ranked between 400 and 800 on the ATP ladder, with outcomes heavily influenced by recent match fitness and surface-specific preparation. McCabe and Zamora's head-to-head record, if any exists, remains sparse at this tier; comparable lower-ranked men's tennis matches on hard courts show roughly 45–55 probability splits rather than the extreme 0–100 positioning now visible. The zero-probability assignment suggests either significant late-breaking information—injury announcement, withdrawal confirmation—or thin liquidity creating artificial extremes. Cross-platform comparison with Betfair or DraftKings hard-court tennis lines would clarify whether this reflects genuine consensus or market-depth artefact.
Traders should monitor official ITF and ATP communications for withdrawal notices or schedule changes through early August. Weather disruptions at East Lansing venues have historically caused delays; any postponement beyond 12 August triggers the seven-day clock. Recent form data—tournament results from July 2026 qualifying rounds and warm-up events—will become critical inputs as the match date approaches. Current odds divergence suggests either incomplete information flow or liquidity concentration among informed participants with access to player injury reports or coaching-staff intelligence not yet public.
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 Kalshi vs Polymarket, which mirrors the Polymarket order book directly.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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'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.
- 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.
Trade ITF M25 East Lansing Men: James McCabe vs Noah Zamora on Kalshi vs Polymarket
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