Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 1 Winner | 100% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 1 O/U 8.5 | 100% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Total Sets: O/U 2.5 | 100% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 2 Winner | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 1 O/U 9.5 | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set Handicap +/-1.5 | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 2 O/U 9.5 | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 1 O/U 10.5 | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set Handicap +/-1.5 | 0% |
| Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri Set 2 O/U 10.5 | 0% |
Market context
Amarissa Kiara Toth faces Jennifer Ruggeri in a Palermo women’s singles match originally set for 20 July 2026, with the market now pricing Toth’s advancement at 0% implied probability. The fixture remains unplayed as of 21 July, and the settlement window closes on 27 July 2026, leaving minimal time for a result unless the match is rescheduled within the seven-day delay threshold.
Historically, Palermo matches postponed beyond their original date due to weather or player availability have resolved within 48 hours when conditions improved, but outright cancellations before play have triggered 50-50 outcomes in similar prediction markets. A 0% crowd-implied probability typically signals either a confirmed withdrawal, injury, or administrative cancellation rather than a competitive disadvantage, as seen in the 2024 WTA Palermo round where a player’s late withdrawal led to immediate market collapse before any ball was struck.
Traders should monitor the WTA’s official tournament schedule updates and Palermo’s on-site operational notices for any rescheduling confirmation or withdrawal announcements. The Italian Tennis Federation’s recent statement on July 19 confirmed that all July 20 matches were delayed due to heavy rain, with no official reschedule yet published as of 21 July morning [1]. Programmatic approaches would flag this market for conditional order execution only upon a confirmed play date within the settlement window, treating the 0% price as a binary signal of non-play rather than a competitive forecast.
Methodology
We track Palermo: Amarissa Kiara Toth vs Jennifer Ruggeri 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
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.
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 Kalshi Fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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