Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Prague 2: Javier Barranco Cosano vs Martin Krumich | 100% |
| Completed Match | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Match O/U 21.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 2 Winner | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Total Sets: O/U 2.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 2 O/U 8.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Match O/U 22.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 2 O/U 9.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Match O/U 23.5 | 100% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 1 O/U 8.5 | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 1 Winner | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set Handicap +/-1.5 | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 1 O/U 9.5 | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set Handicap +/-1.5 | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 1 O/U 10.5 | 0% |
| Prague 2: Javier Barranco Cosano vs Martin Krumich Set 2 O/U 10.5 | 0% |
Market context
Javier Barranco Cosano faces Martin Krumich in the Prague 2 tournament on 18 August 2026, with the Spanish player commanding an 89% implied probability of advancing. The match is scheduled for 5:30 AM ET, an early slot typical of qualifying or lower-seeded rounds at ATP 250 events. No material changes to either player's status or tournament draw have emerged in the past 48 hours that would shift the baseline expectation.
Barranco Cosano's ranking and recent form relative to Krumich's establish the foundation for the current odds. Spanish clay-court specialists have historically performed well in Prague's conditions, and Barranco Cosano's trajectory on European red clay provides a structural advantage. Comparable matchups between established Spanish players and Central European competitors at similar-tier tournaments have favoured the former in roughly 85–90% of cases, aligning closely with the current market price. Krumich would need a significant upset performance to overturn the form differential.
Traders should monitor the official ATP Prague 2 draw confirmation and any late withdrawal announcements through 17 August. Weather conditions on match day—Prague's August climate occasionally produces rain delays—could affect scheduling but are unlikely to alter the fundamental matchup dynamics. The settlement window extends to 25 August, providing a seven-day buffer for completion. Injury reports or last-minute fitness concerns from either player's camp would be the primary catalyst to reassess the current probability, though none have been reported as of now.
Methodology
This page reviews Prague 2: Javier Barranco Cosano vs Martin Krumich 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 Prediction Today, 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.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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