Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
100% | 0% | 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
Rafael Jodar faces Pablo Carreno Busta in the opening rounds of Roland Garros in late May 2026, with the match originally scheduled for 31 May at 05:00 ET. The current 86% crowd probability favours Jodar, reflecting expectations that the Spanish player will progress past Carreno Busta, his compatriot and a former top-ten ranked competitor. Settlement occurs on 7 June, allowing a six-day window for the match to conclude and a winner to be determined.
Carreno Busta's historical performance at Roland Garros provides context for reading this probability. The Madrid-born player reached the semi-finals in 2017 and has consistently competed in the main draw, though his ranking has fluctuated in recent years. Jodar, by contrast, remains less established at Grand Slam level. The 86% probability reflects not merely Jodar's seeding or ranking but the market's assessment of relative form and clay-court capability heading into the tournament. Comparable early-round matches involving unseeded Spanish players against established domestic rivals typically settle within a 70–85% range when the favourite is ranked higher or carries recent momentum.
Traders should monitor the official Roland Garros draw confirmation and any late withdrawals or injury announcements in the week before 31 May. Weather delays at Roland Garros are common; the settlement terms allow for a seven-day extension before resolving to 50-50, meaning matches pushed into early June remain valid. Court assignments and scheduling changes, typically published by the ATP and Roland Garros organisers on their official sites, will affect match timing and player preparation. Any shift in either player's form or injury status reported through ATP or Spanish tennis federation channels could shift the probability materially before play begins.
Methodology
This page reads Roland Garros ATP: Rafael Jodar vs Pablo Carreno Busta 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
- Where can I trade this market with the lowest fees?
- On BTC Prediction, 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?
- 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.
- What does it cost to trade on BTC Prediction?
- Zero. BTC Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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.
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