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 | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 8.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 21.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 8.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 9.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 9.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 22.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set Handicap +/-1.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 O/U 10.5 | 100% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 Winner | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 2 Winner | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Total Sets: O/U 2.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set Handicap +/-1.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Set 1 O/U 10.5 | 0% |
| Contrexeville: Anna Blinkova vs Aurora Zantedeschi Match O/U 23.5 | 0% |
Market context
Anna Blinkova faces Aurora Zantedeschi in the WTA 125K Contrexeville quarterfinals today at Court Central, with the match originally slated for 8:00 AM ET. On Polymarket, this contract trades at a 0% implied probability for Blinkova advancing, a stark divergence from her status as a seasoned professional compared to Zantedeschi’s developing profile. The USDC liquidity on Polygon reflects extreme caution, likely driven by the conditional token mechanics that default to a 50-50 split if the match is cancelled or delayed beyond seven days without a winner.
Historically, zero-percentage pricing on Polymarket for active tennis matches often signals a suspended event or a severe injury concern rather than a genuine belief in a specific player’s defeat. Comparable cases from recent WTA tournaments show that when markets hit 0% before play, the resolution usually hinges on administrative cancellations or weather delays that trigger the tie-break clause, rather than a straightforward loss. Traders should note that the current pricing ignores the head-to-head dynamic, where Blinkova’s career doubles record of 137 wins suggests a significant experience gap over Zantedeschi’s 116.
Key catalysts include the official start time confirmation at 11:20 local time and any pre-match injury announcements from the Grand Est Open 88 organisers. Traders must monitor the live score feeds on Sofascore or Tennis.com for immediate updates on Zantedeschi’s recent form, as she previously lost to Lisa Pigato in Contrexeville but the market may be reacting to unconfirmed news. If the match begins but is not completed, the conditional token structure ensures the market resolves based on the specific player who advanced, provided the seven-day delay threshold is not breached.
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 PolyGram, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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.
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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 PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Contrexeville: Anna Blinkova vs Aurora Zantedeschi on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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