Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) 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% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 1 O/U 8.5 | 100% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 2 O/U 8.5 | 100% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set Handicap +/-1.5 | 100% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 2 O/U 9.5 | 100% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 1 Winner | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 2 Winner | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Match O/U 21.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Total Sets: O/U 2.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 1 O/U 9.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Match O/U 22.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 1 O/U 10.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Match O/U 23.5 | 0% |
| ITF Koksijde: Tatiana Pieri vs Barbora Palicova Set 2 O/U 10.5 | 0% |
Market context
Tatiana Pieri’s quarter-final with Barbora Palicova at W75 Koksijde is trading at a **0% YES** crowd-implied probability, which makes Palicova the clear **favourite** and Pieri the deep **underdog**. That is broadly consistent with market prices elsewhere, where Palicova has been quoted around 1.20 to 1.23 and Pieri around 3.8 to 4.0, implying roughly a 75% home on the Czech player rather than a coin-flip contest.[10][16][17]
The historical frame is straightforward: there is no prior head-to-head between the pair, so the market is leaning on ranking, recent form and surface profile rather than direct matchup evidence.[2] Palicova also appears to carry the stronger recent pedigree, with live listings showing her above Pieri in the WTA rankings and modelled pre-match win probabilities near 65% for Palicova in one external estimate.[2][7][18] For handicappers, the consensus sits with Palicova; the main value case is contrarian Pieri support if the market is over-weighting ranking gaps and under-weighting a short-form ITF variance edge, especially in a clay match where narrow service holds can produce outsized swing.
The key catalyst is whether the match actually starts and finishes on schedule, because the settlement window runs to 2026-08-14, and a cancellation or a delay beyond seven days would push the market to a 50-50 resolution under the rules. Live scoreboards indicate the match was on the Koksijde schedule and one source later recorded a straight-sets Palicova win, but traders should still watch official draw updates, court order changes and any retirement or walkover flags that would alter settlement despite the pre-match price skew.[1][3][12] The implied probability sits at 0%, so any confirmed completion strongly favours the favourite side of the market, while the only meaningful contrarian angle is procedural rather than performance-related.
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 Who Will Win, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
UK Frequently Asked Questions
- 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 Who Will Win. 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade ITF Koksijde: Tatiana Pieri vs Barbora Palicova on Who Will Win
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