Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 2 Winner | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 1 O/U 8.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Total Sets: O/U 2.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 2 O/U 8.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Match O/U 21.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Match O/U 22.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 2 O/U 9.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Match O/U 23.5 | 100% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin | 0% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 1 Winner | 0% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set Handicap +/-1.5 | 0% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 1 O/U 9.5 | 0% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 1 O/U 10.5 | 0% |
| Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin Set 2 O/U 10.5 | 0% |
Market context
Traders on decentralised prediction markets give 100% probability to mubadala citi dc open, qualification: christopher o'connell vs andres martin. This market refers to the tennis match between Christopher O'Connell and Andres Martin in the Mubadala Citi DC Open, Qualification, originally scheduled for July 25, 2026 at 3:00PM ET. This market wi…
Methodology
This page reviews Mubadala Citi DC Open, Qualification: Christopher O'Connell vs Andres Martin across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
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.
- 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 PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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