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% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 2 O/U 8.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 1 Winner | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 1 O/U 8.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Match O/U 21.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Total Sets: O/U 2.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 2 O/U 9.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 1 O/U 9.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Match O/U 22.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Match O/U 23.5 | 100% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee | 0% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 2 Winner | 0% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set Handicap +/-1.5 | 0% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 2 O/U 10.5 | 0% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set Handicap +/-1.5 | 0% |
| Istanbul 2: Gabriela Knutson vs Lanlana Tararudee Set 1 O/U 10.5 | 0% |
Market context
Gabriela Knutson and Lanlana Tararudee are set to face off in their Istanbul 2 WTA match today, originally scheduled for 6:00 AM ET, yet the Polymarket contract for Knutson advancing currently trades at a 0% implied probability. On Polygon, this USDC-backed conditional token reflects a market conviction that the Czech player will not progress, a stark divergence from typical pre-match pricing where at least a marginal chance exists unless a player is absent.
Historical precedents on Polymarket show that 0% pricing in tennis usually signals a confirmed withdrawal or injury rather than a mere underdog status, as seen in recent WTA cancellations where tokens froze at zero before resolving 50-50 due to non-play. Unlike abstract event probabilities, these on-chain mechanics mean the contract is effectively dead unless new information emerges, mirroring past cases where players like those in the 2024 French Open qualifiers were removed from the draw hours before play, leaving markets at absolute zero.
Traders must monitor the official WTA tournament schedule and real-time player status updates for any announcement regarding Knutson’s participation, as a delay beyond seven days or a cancellation would trigger the 50-50 settlement clause. Recent coverage from the WTA highlights that weather disruptions or sudden injuries often force last-minute draw changes in Istanbul, which would be the primary catalyst to shift this probability from zero, though no such news has surfaced as of this evening.
Sources: 1
Methodology
We track Istanbul 2: Gabriela Knutson vs Lanlana Tararudee 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
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.
- 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.
Trade Istanbul 2: Gabriela Knutson vs Lanlana Tararudee on PolyGram
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