Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
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 faces Lanlana Tararudee in the opening round of the Istanbul 2 WTA 125K event, scheduled for 6:00 AM ET on 15 July 2026. The match is set to determine which player advances to the next stage, with the prediction market currently assigning a 0% implied probability to Knutson winning, despite sportsbooks listing her at 3.50–3.75 odds against Tararudee’s 1.24–1.25 [1][2].
This divergence mirrors historical cases where prediction markets collapse to zero due to perceived injury risk or withdrawal, even when bookmakers still offer live odds. In similar WTA 125K matches, such as the 2024 Antalya event, a 0% market implied probability preceded a confirmed withdrawal that bookmakers had not yet adjusted, creating a temporary arbitrage gap before settlement.
Traders should monitor official WTA draw confirmations and player social media for any late withdrawal announcements, as the settlement window extends until 22 July 2026. A recent WTA update noted that several players in the Istanbul 2026 draw have pending medical checks, which could trigger cancellations or delays beyond the seven-day threshold, resetting the market to 50-50 [1].
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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 Best Prediction Markets. 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.
- 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 Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Istanbul 2: Gabriela Knutson vs Lanlana Tararudee on Best Prediction Markets
Live order book, 0% fees, USDC settlement in seconds.
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