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% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Total Sets: O/U 2.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 1 Winner | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Match O/U 21.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 2 O/U 8.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 1 O/U 8.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Match O/U 22.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 1 O/U 9.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Match O/U 23.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 1 O/U 10.5 | 100% |
| Rome: Lina Gjorcheska vs Deborah Chiesa | 0% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 2 Winner | 0% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set Handicap +/-1.5 | 0% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 2 O/U 9.5 | 0% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set Handicap +/-1.5 | 0% |
| Rome: Lina Gjorcheska vs Deborah Chiesa Set 2 O/U 10.5 | 0% |
Market context
The scheduled Rome match between Lina Gjorcheska and Deborah Chiesa on 13 July 2026 sits at zero implied probability for Gjorcheska, suggesting either exceptionally strong market confidence in Chiesa or significant uncertainty about whether the fixture materialises at all. No material developments have shifted market positioning in the past 48 hours, though the settlement window's seven-day tolerance for delays means scheduling disruptions remain a live consideration through 20 July.
Gjorcheska, a North Macedonian player, and Chiesa, competing for Italy, occupy different tiers of professional tennis. Chiesa has competed on the WTA circuit and holds considerably higher ranking credentials; Gjorcheska's profile suggests lower-ranked or qualifying-round participation. Historical precedent indicates that when crowd probability collapses to zero on lower-tier matchups, it typically reflects either a dominant seeding differential or genuine doubt about match completion rather than a prediction of upset. The zero reading here likely reflects Chiesa's superior ranking and experience rather than certainty of outcome.
Traders should monitor official Rome tournament draws and any withdrawal announcements from either player, particularly given the two-week window before play. Injury disclosures or late schedule changes—common in July heat conditions at Italian venues—could trigger the 50-50 tie-break resolution. Chiesa's participation in preceding warm-up events will signal fitness status. The settlement window's extension beyond the original date provides buffer for delays, but confirmation of the actual match date and player availability remains the primary catalyst determining whether this market resolves on competitive grounds at all.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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.
- 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 Prediction Today trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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