Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) 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% |
| Swiss Open: Federico Cina vs Quentin Halys Set 2 Winner | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Total Sets: O/U 2.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Match O/U 21.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Set 2 O/U 8.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Set 1 O/U 8.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Match O/U 22.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys Match O/U 23.5 | 100% |
| Swiss Open: Federico Cina vs Quentin Halys | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set 1 Winner | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set Handicap +/-1.5 | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set 2 O/U 9.5 | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set Handicap +/-1.5 | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set 1 O/U 9.5 | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set 2 O/U 10.5 | 0% |
| Swiss Open: Federico Cina vs Quentin Halys Set 1 O/U 10.5 | 0% |
Market context
Federico Cina and Quentin Halys are set to face off in the first round of the ATP Swiss Open Gstaad today, with the match scheduled to begin at 12:50 local time on Court 1. Despite the crowd-implied probability of 0% favouring Cina to advance, this stark divergence from market odds suggests a potential data error or a suspension of trading rather than a genuine consensus on his defeat.
Historical precedents in prediction markets show that 0% probabilities for active players in upcoming matches often indicate technical glitches or liquidity freezes, not actual event outcomes. Comparable cases from recent tennis markets reveal that when a player with a 47% modelled win chance is priced at 0%, the market typically corrects within hours once traders identify the anomaly, especially when independent models like Dimers and Stats Insider consistently favour Halys with a 53% win probability [3][5].
Traders should monitor the official ATP Gstaad live scoreboard for the match start confirmation and any subsequent result updates, as the settlement depends entirely on whether the match is completed and a winner advances [1]. Key catalysts include the official announcement of the match result and any potential delays beyond the seven-day window, which would trigger the 50-50 resolution clause; current betting odds in Australia already reflect Halys as the favourite at $1.80 versus Cina at $2.00 [5].
Methodology
This page reviews Swiss Open: Federico Cina vs Quentin Halys across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Prediction Today, which mirrors the Polymarket order book at 0% fees.
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
- 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.
- 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 Prediction Today 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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