Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 2 Winner | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Total Sets: O/U 2.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 2 O/U 8.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Match O/U 21.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 2 O/U 9.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Match O/U 22.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat Match O/U 23.5 | 100% |
| Liberec: Zdenek Kolar vs Jan Kumstat | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 1 Winner | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 1 O/U 8.5 | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set Handicap +/-1.5 | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 1 O/U 9.5 | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set Handicap +/-1.5 | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 1 O/U 10.5 | 0% |
| Liberec: Zdenek Kolar vs Jan Kumstat Set 2 O/U 10.5 | 0% |
Market context
Polymarket's conditional token structure currently prices Kolar's advancement at 51 cents per USDC staked, reflecting near-parity sentiment on this Liberec ATP Challenger encounter scheduled for 27 July 2026. The match sits at the threshold where neither player commands clear market confidence, though the 51-49 split suggests marginal backing for the Czech home favourite. Settlement mechanics hinge on match completion by 3 August 2026 at 08:00 UTC; any cancellation, postponement beyond seven days, or unfinished contest defaults to 50-50 resolution on Polygon.
Kolar and Kumstat occupy similar career trajectories within the Challenger circuit, both ranking outside the ATP top 100 and competing primarily at secondary tour events. Historical precedent from comparable Challenger matchups shows that home-court advantage at regional tournaments typically shifts odds by 3–5 percentage points, yet Polymarket's current pricing suggests traders view this advantage as already priced in or insufficient to overcome Kumstat's recent form. Neither player has published significant injury reports or scheduling conflicts as of late June 2026.
Traders should monitor the ATP Challenger Tour's official draw confirmations and any weather disruptions to the Liberec venue in the week preceding the match. Kumstat's recent results on hard courts and Kolar's performance in home conditions will likely drive last-minute position adjustments. The settlement window's tight seven-day buffer means delays beyond 3 August trigger automatic 50-50 resolution, creating a secondary risk vector independent of match outcome.
Methodology
This page reviews Liberec: Zdenek Kolar vs Jan Kumstat across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
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
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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