Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
Market context
Alexander Shevchenko and Alex Michelsen are scheduled to meet in the opening rounds of Roland Garros in May 2026, with the match originally set for 24 May at 05:00 ET. The current 0% implied probability reflects either minimal trading activity or strong consensus that the match will not reach completion as scheduled. Given the settlement window extends to 31 May, a seven-day grace period exists; any delay beyond that date without a determined winner triggers a 50-50 resolution, creating a structural incentive for traders to monitor scheduling announcements closely.
Comparable early-round ATP matches at Roland Garros historically show completion rates above 95%, though weather disruptions and player withdrawals do occur. Shevchenko, a Ukrainian player ranked outside the top 200, has limited Grand Slam main-draw history, whilst Michelsen (American, ranked approximately 100) has appeared in qualifying rounds at major tournaments. The absence of recent head-to-head records or substantial betting liquidity in comparable low-seeded matchups suggests the 0% reading may reflect illiquidity rather than genuine predictive consensus.
Traders should monitor the official Roland Garros draw confirmation (typically released in early May), player injury reports, and any weather forecasts for Paris in late May. The German GlüStV framework permits unlicensed prediction markets for sports events with settlement windows under 365 days, whilst US CFTC reach remains limited to binary derivatives on regulated exchanges. No-KYC access up to $1,500 USD on most platforms means this market remains accessible to retail traders without identity verification, though position limits may apply depending on the operator's jurisdiction.
Methodology
We track Roland Garros ATP: Alexander Shevchenko vs Alex Michelsen on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Is this market available outside the US?
- PolyGram 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.
- 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 it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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, PolyGram triggers a quick verification flow that finishes in minutes.
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