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
Talia Gibson, the American qualifier ranked outside the top 200, faces Kazakhstan's Yulia Putintseva in the opening round of Roland Garros on 24 May 2026. Putintseva, a former top-30 player with multiple Grand Slam main-draw appearances, enters as the clear favourite on paper. The Polymarket contract currently prices Gibson's victory at 0%, reflecting the substantial gap in professional experience and seeding status between the two competitors. Settlement occurs on 31 May, allowing seven days for the match to conclude before resolution triggers the 50-50 tie clause.
Putintseva's recent form and injury record provide the primary historical lens for interpreting this pricing. She has struggled with consistency over the past two seasons, with several early exits at major tournaments and ranking fluctuations between 40th and 80th. Gibson, conversely, has shown steady progression through qualifying circuits but lacks the match-play experience against top-100 opponents that typically determines first-round outcomes at Roland Garros. The 0% probability reflects standard market behaviour when an unseeded qualifier faces an established player, even one with declining form.
Traders should monitor official Roland Garros draw confirmations and any late injury withdrawals in the week preceding the match. Putintseva's recent tournament results and practice-court reports from Paris will offer concrete signals about her physical condition. Gibson's qualifying performance—whether she advanced through three rounds convincingly or narrowly—affects the baseline expectation for her competitive level. Weather conditions at Roland Garros, particularly clay-court suitability, may favour one player's movement patterns over the other.
Methodology
We track Roland Garros WTA: Talia Gibson vs Yulia Putintseva 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
- 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.
- 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 WTA: Talia Gibson vs Yulia Putintseva on PolyGram
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