Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
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 Prediction Today.
Active sub-markets
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Set 2 O/U 8.5 | 100% Over | 0% Under |
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Total Sets: O/U 2.5 | 100% Over 2.5 | 0% Under 2.5 |
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Set 1 O/U 8.5 | 0% Over | 100% Under |
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Match O/U 21.5 | 88% Over | 13% Under |
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Set 1 O/U 9.5 | 0% Over | 100% Under |
| Bad Homburg Open: Ann Li vs Ekaterina Alexandrova Match O/U 22.5 | 87% Over | 13% Under |
Market context
The real-world event is the first-round WTA Bad Homburg Open match between Ann Li and Ekaterina Alexandrova, now scheduled for Tuesday at 11:30 am on Court 2, two days after its original June 21 date. Over the last 24 hours, the market has shifted to a 100% YES probability that Ann Li advances, despite initial odds favouring Alexandrova at 1.68 versus Li’s 2.18 and a head-to-head record where Alexandrova leads 2-1[1][6]. This probability reflects a rare divergence from historical patterns where the higher-ranked player typically prevails in early rounds; comparable cases in recent grass tournaments show that when a lower-ranked player wins a prior match under pressure, their momentum often overrides head-to-head deficits, as seen when Li defeated Alexandrova 4-6, 6-4, 6-3 in Strasbourg’s Round of 16[2][9].
Traders should monitor the official WTA Bad Homburg live score feed for any delay beyond the 7-day cancellation window, which would reset the market to 50-50, and watch for Alexandrova’s first-round performance history at this venue, where she owns a 2-0 record[6]. The key catalyst is whether Alexandrova, the top seed, maintains her grass-court form after a tight previous encounter, or if Li’s recent resilience from a set-down victory against Udvardy secures her quarterfinal path[5]. Recent coverage from Tennis Tonic confirms Alexandrova as the pick to win in three sets, yet the market’s 100% YES stance suggests a potential upset driven by Li’s improved grass adaptability, a factor not fully priced into initial odds[1]. No further announcements are expected before the match begins, making the live score the sole dependency for settlement[3].
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, 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?
- On Prediction Today, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Prediction Today 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.
- 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, Prediction Today triggers a quick verification flow that finishes in minutes.
Trade Bad Homburg Open: Ann Li vs Ekaterina Alexandrova on Prediction Today
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