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 |
|---|---|
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 1 O/U 8.5 | 100% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 2 Winner | 100% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 2 O/U 8.5 | 100% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Total Sets: O/U 2.5 | 94% |
| Completed Match | 50% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Match O/U 21.5 | 50% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Match O/U 22.5 | 50% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Match O/U 23.5 | 50% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz | 42% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set Handicap +/-1.5 | 5% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 1 Winner | 0% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 1 O/U 9.5 | 0% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 2 O/U 9.5 | 0% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 1 O/U 10.5 | 0% |
| Mubadala Citi DC Open: Brandon Nakashima vs Taylor Fritz Set 2 O/U 10.5 | 0% |
Market context
Polymarket is pricing Brandon Nakashima against Taylor Fritz at **37% YES**, so the contract is trading as a clear underdog lean for Nakashima on Polygon with USDC collateral and conditional tokens handling the outcome. That makes the market roughly a **63%** view that Fritz advances, although the payout mechanics also matter: if the match is not played, is tied, or is delayed beyond seven days without a winner, the market resolves to 50-50 rather than a straight win/loss result.
The historical frame is mixed but still favours Fritz overall. Public head-to-head records show Fritz leading Nakashima either **2-1** or **4-2** depending on the database, with the most recent completed meeting in February 2026 at Dallas going to Fritz in straight sets, while Nakashima’s notable counterpoint is the three-set hard-court win in Cincinnati in August 2024.[1][2][4] That split is important for reading the current price: the market is not treating Nakashima as a pure longshot, but the broader H2H edge, Fritz’s higher ranking profile, and the fact that the latest 2026 meeting went Fritz’s way all support why the contract is below parity.[2][7][12]
For traders, the key catalysts are the official ATP order of play, any late injury or withdrawal news, and whether the match is moved within the tournament schedule before the settlement window closes. Because the market resolves on the actual advance of one player over the other, a retirement, walkover, or abandonment scenario can matter as much as pre-match form; if no decisive winner is recorded quickly enough, the 50-50 fallback becomes relevant under the contract rules. Recent live-score and draw listings indicate the fixture is being tracked in real time, so the main watchpoints are confirmation of the match going ahead, starting time drift, and any on-court interruption that could alter completion.[3][8]
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 PolyGram, 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 PolyGram. 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.
- 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.
Trade Mubadala Citi DC Open: Brandon Nakashima vs Taylor F… on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Open live market →