Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
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 BTC Prediction.
Active sub-markets
Market context
Francisco Comesana and Luciano Darderi are scheduled to meet in the opening round of the 2026 Roland Garros ATP draw on 28 May. The match carries a 1% implied probability for Comesana, reflecting Darderi's status as the favoured player in this clay-court encounter. Settlement occurs on 4 June, allowing a six-day window for the match to conclude; any cancellation, tie, or completion beyond that deadline triggers a 50-50 resolution.
Darderi has established himself as a clay-court specialist with consistent performances on the European circuit, whilst Comesana remains a developing talent on the ATP tour. Historical precedent suggests that when a player carries sub-2% implied odds in early-round Grand Slam matches, the probability typically reflects genuine ranking disparity rather than mispricing. Darderi's seeding status and surface preference provide structural support for the current odds, though upsets do materialise in first-round clay tournaments at rates between 8–12% depending on the ranking gap.
Traders should monitor the official Roland Garros draw confirmation and any late withdrawals or injury announcements from either player in the week preceding 28 May. Court assignments and weather conditions—particularly rain delays that could push the match beyond the settlement window—represent material catalysts. The ATP's official schedule updates typically arrive 48 hours before play. USDC settlement mechanics on btc-prediction.bet will lock once the match concludes or the deadline passes, with no partial resolution available if play is interrupted mid-match.
Methodology
This page reads Roland Garros ATP: Francisco Comesana vs Luciano Darderi on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed for comparison. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Is this market available outside the US?
- BTC Prediction 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, BTC Prediction triggers a quick verification flow that finishes in minutes.
- 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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