Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual | 100% |
| Completed Match | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 1 Winner | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 2 Winner | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 2 O/U 8.5 | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set Handicap +/-1.5 | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 2 O/U 9.5 | 100% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 1 O/U 8.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Match O/U 21.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Total Sets: O/U 2.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 1 O/U 9.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Match O/U 22.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 1 O/U 10.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Set 2 O/U 10.5 | 0% |
| Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual Match O/U 23.5 | 0% |
Market context
Based on real-money crowd forecasting, los cabos open, qualification: aidan mayo vs roger pascual stands at 100% likelihood according to current market consensus. This market refers to the tennis match between Aidan Mayo and Roger Pascual in the Los Cabos Open, Qualification, originally scheduled for July 26, 2026 at 10:30PM ET. This market…
Methodology
We track Los Cabos Open, Qualification: Aidan Mayo vs Roger Pascual across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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.
- 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 Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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