Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
78% | 22% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
78% | 22% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 1 O/U 8.5 | 78% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo | 70% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 1 Winner | 62% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Match O/U 21.5 | 57% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 2 Winner | 57% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Match O/U 22.5 | 51% |
| Completed Match | 50% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 2 O/U 8.5 | 50% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 2 O/U 9.5 | 50% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 1 O/U 9.5 | 50% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 2 O/U 10.5 | 50% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set Handicap +/-1.5 | 44% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Match O/U 23.5 | 44% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Total Sets: O/U 2.5 | 41% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set 1 O/U 10.5 | 29% |
| Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo Set Handicap +/-1.5 | 17% |
Market context
Rafael Jodar’s meeting with Alejandro Tabilo sits in a live ATP semi-final context, and the crowd-implied 70% line is broadly consistent with Jodar’s recent surge and the market’s belief that his path to the final is more likely than not. Jodar reached the Washington semi-finals after a three-set win over Lorenzo Musetti, and one preview notes he has won eight of his last ten matches, which helps explain why he is priced as the favourite despite Tabilo’s prior head-to-head edge and the expectation of a competitive match.[10][1][4]
Comparable reading on this market comes from the tension between raw form and matchup history: one preview gives Jodar clear statistical favouritism, yet also warns the price has already absorbed much of that edge, while another expects Tabilo to take a set or force a longer contest.[1][6][9] For on-chain traders, that matters because the contract settles in USDC, so the main risk is not just the tennis result but any delay, cancellation, or incomplete match state that pushes it to a 50-50 resolution under the market rules.
The main catalysts are schedule integrity, official start status, and whether Washington’s final-four slate proceeds on time at the William H. G. FitzGerald Tennis Center, where this semi-final is listed as upcoming on Tennis.com and other live-score trackers.[3][13][14] Any late withdrawal, weather disruption, or suspension would matter more than marginal pre-match opinion, because the settlement window allows only a seven-day delay before a neutral outcome. For crypto-facing context, the practical driver is usually market-wide risk appetite rather than player-specific flow, so BTC and ETH spot direction, futures funding, and any sharp move in broader speculative sentiment can still affect how fast the probability re-prices around fresh tennis news.
Methodology
This page reads Mubadala Citi DC Open: Rafael Jodar vs Alejandro Tabilo on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- Which crypto markets exist on Polymarket?
- Currently active markets include BTC/ETH/SOL price targets, halving dates, ETF approvals, hard-fork outcomes and Layer-2 TVL thresholds. The list updates weekly; biggest volume sits on BTC and ETH price forecasts.
- Are crypto prediction markets taxable in the US?
- In the US, prediction market gains are typically treated as ordinary income or short-term capital gains depending on holding period. Consult a tax professional for your specific situation — we cannot provide tax advice.
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