Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
89% | 11% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
89% | 11% | 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
Medjedovic, the 23-year-old Serbian prospect, faces German journeyman Hanfmann in the opening round of Roland Garros on 24 May 2026. The conditional token on Polymarket currently prices Medjedovic's advancement at 81 cents per USDC, reflecting market confidence in the younger player's progression. Settlement hinges on a completed match result within the seven-day window; any cancellation, tie, or unfinished contest defaults to 50-50 resolution, which traders should note given clay-court weather volatility in Paris during late May.
Medjedovic's trajectory offers context for reading this probability. The Serbian has climbed steadily through ATP rankings, whilst Hanfmann, now in his early 30s, remains a fringe tour player with limited Grand Slam penetration. Head-to-head records between unseeded or lower-ranked players at majors typically favour youth and upward momentum, particularly on clay where Medjedovic's game development aligns with contemporary baseline patterns. Similar first-round matchups involving rising players against established mid-tier opponents have historically settled near 75–85% for the younger competitor.
Traders should monitor Roland Garros draw confirmations and any late withdrawals, which occasionally shuffle opening-round pairings. Injury reports on either player in the fortnight preceding the tournament represent the primary catalyst; Hanfmann's durability record suggests lower injury risk, whilst Medjedovic's recent match load will signal conditioning heading into the event. Court assignment and weather forecasts released 48 hours before play may shift sentiment marginally, though the current pricing already reflects baseline expectations for a first-round encounter between these profiles.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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.
- 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 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.
- 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.
Trade Roland Garros ATP: Hamad Medjedovic vs Yannick Hanfmann on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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