Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
5% | 95% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
5% | 95% | 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
Novak Djokovic faces French qualifier Giovanni Mpetshi Perricard in the opening round of Roland Garros in May 2026. The crowd-implied probability of 38% for Perricard reflects genuine uncertainty around Djokovic's form and fitness heading into the clay season, yet substantially overweights the underdog's chances given the historical gulf between these competitors. Djokovic has won 24 Grand Slam titles and remains a clay-court specialist; Perricard, a promising but unproven French talent, would need to execute a near-flawless performance to trouble the Serb in a best-of-five format.
The market's 38% YES reflects legitimate concerns about Djokovic's recent trajectory. At 39 years old in 2026, his participation in early-round matches against rising players carries inherent risk—injury layoffs, motivation fluctuations, and the physical demands of clay-court rallies have derailed his campaigns before. Perricard's home advantage and the French crowd's support for a local player add texture to the narrative, yet his ATP ranking and match record against top-50 opponents remain the decisive constraint. Historical precedent suggests Djokovic's opening-round losses occur primarily when he arrives undertrained or nursing injury; absent those conditions, the probability of a qualifier upsetting him sits materially below current odds.
Traders should monitor Djokovic's preparation schedule and any injury reports in the fortnight before 24 May. His performance at warm-up events—particularly the Rome Masters—will signal his clay readiness. Perricard's recent ATP results and whether he reaches the main draw without exhaustion will also matter. The settlement window extends to 31 May, allowing for weather delays typical of Roland Garros.
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'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.
- 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.
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