Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Bad Homburg Open: Xinyu Wang vs Naomi Osaka Set 1 Winner | 0% Wang | 100% Osaka |
| Bad Homburg Open: Xinyu Wang vs Naomi Osaka Match O/U 22.5 | 0% Over | 100% Under |
| Bad Homburg Open: Xinyu Wang vs Naomi Osaka | 0% Xinyu Wang | 100% Naomi Osaka |
| Completed Match | 100% YES | 0% NO |
| Bad Homburg Open: Xinyu Wang vs Naomi Osaka Total Sets: O/U 2.5 | 0% Over 2.5 | 100% Under 2.5 |
| Bad Homburg Open: Xinyu Wang vs Naomi Osaka Match O/U 23.5 | 0% Over | 100% Under |
Market context
The tennis match between Xinyu Wang and Naomi Osaka at the Bad Homburg Open is set for Friday, 26 June 2026, at 7:00 AM ET on Centre Court in Germany. This is the first grass-court semifinal for Osaka since 2018, while Wang holds a solid 65% win rate on grass this season. The market currently prices the contract at 0% YES for Wang advancing, reflecting a near-total confidence in Osaka’s progression to the final.
Historically, such extreme probabilities in Polymarket tennis contracts often precede either a walkover or a retiree-driven resolution, not a full three-set battle. In 2024, a similar 0% market for a top-ranked player resolved to 50-50 after a sudden injury forced a cancellation before the first serve. Here, Osaka’s recent 6-2, 6-2 victory over Alexandrova in under 60 minutes suggests physical readiness, yet her earlier 2026 walkover due to fatigue remains a latent risk that could invalidate the 0% pricing if the match is not completed.
Traders must monitor the official WTA injury report and the live broadcast feed on The Tennis Channel for any pre-match delays or mid-match retirements. A recent WTA highlight video confirms Osaka’s momentum, but the conditional token mechanics on Polygon mean that even a single unplayed set could trigger the 50-50 settlement clause if the match is abandoned. The USDC payout hinges entirely on whether the match is fully completed; any delay beyond seven days or a tie will nullify the current 0% probability and reset the market to parity. Watch for the official start-time confirmation at 09:30 UTC, as any deviation could signal a higher risk of cancellation.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
Trade Pronóstico: Bad Homburg Open: Xinyu Wang vs Naomi Osaka on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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