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 |
|---|---|
| Prague 2: Chun-Hsin Tseng vs Hynek Barton | 100% |
| Completed Match | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 1 Winner | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 2 Winner | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set Handicap +/-1.5 | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 1 O/U 8.5 | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 1 O/U 9.5 | 100% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Total Sets: O/U 2.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 2 O/U 8.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Match O/U 21.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Match O/U 22.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 2 O/U 9.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set Handicap +/-1.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 1 O/U 10.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Match O/U 23.5 | 0% |
| Prague 2: Chun-Hsin Tseng vs Hynek Barton Set 2 O/U 10.5 | 0% |
Market context
Chun-Hsin Tseng, the Taiwanese qualifier ranked outside the top 100, faces Czech wildcard Hynek Barton in the Prague 2 tournament's opening round on 17 August 2026. The Polymarket contract currently trades at 100% YES, implying Tseng advances with certainty—a pricing that reflects either overwhelming confidence in the Taiwanese player's form or a technical artefact of low liquidity on Polygon. Settlement occurs 7 August 2026, giving traders a narrow window to arbitrage any discrepancies between on-chain conditional token pricing and real-world match outcomes.
Tseng's trajectory through qualifying rounds and Barton's status as a domestic wildcard create asymmetric information for traders. Czech players on home soil historically perform above their rankings; Barton, competing in front of his home crowd, may draw tactical advantages that standard rating systems underweight. Conversely, Tseng's qualification path demonstrates match fitness and momentum. The ATP Prague 2 draw typically favours seeded players and qualifiers with recent tournament experience over wildcards, though Barton's familiarity with local court conditions—clay surface, altitude, weather patterns—introduces friction that pure ranking comparisons miss.
Traders should monitor official ATP announcements regarding court assignments and weather forecasts in the 48 hours before the scheduled 4:00 AM ET start. Injury withdrawals or late schedule changes remain the primary catalyst for market resolution at 50-50 odds. The settlement window extends to 24 August 2026, allowing for rescheduling beyond the original date without triggering the tie resolution clause—a detail that affects how traders price rain-out scenarios on Polygon.
Methodology
This page reviews Prague 2: Chun-Hsin Tseng vs Hynek Barton 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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. 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.
- 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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