Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
100% | 0% | 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
Borna Gojo and Jurij Rodionov are scheduled to meet in Roland Garros qualifying, with the market currently pricing a 100% chance of a Gojo win. That implies the consensus sees the Croatian as the clear favourite, but a 100% line usually leaves no room for late information or in-play risk. In handicapper terms, the only plausible value angle is contrarian: if Gojo is overbet on name recognition or a perceived surface edge, Rodionov can become the better-priced side even without being the stronger outright on paper.
The nearest comparable lens is ordinary clay qualifying rather than full-tour main-draw form, where margins are tight and small service dips can swing the result. Clay tends to reduce the impact of pure serve power and reward return consistency, which can narrow the gap between players with similar baseline numbers. Head-to-head information from ATP records and live score services should be checked close to start time, but the current market structure suggests there is no meaningful disagreement yet about who should advance.
The main trader watchpoints are whether the match starts on time at Court 12, whether either player is reported injured, and whether the schedule is pushed around by Paris weather, which can affect qualifying order and court speed. Roland Garros qualifying is especially vulnerable to delays because early-round matches are packed into a short window, and any postponement inside the seven-day settlement rule can change the market outcome to 50-50 if no winner is determined. If there is a late fitness note or a move in pre-match odds, that would be the clearest signal that the market’s certainty is overstated.
Methodology
We track Roland Garros, Qualification ATP: Borna Gojo vs Jurij Rodionov 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
- Where can I trade this market with the lowest fees?
- On PolyGram, 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.
- 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.
- 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.
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