National Bank Open: Alexei Popyrin vs Thiago Agustin Tirante

Platform comparison

Market context

The match is now effectively a live probability question rather than a pure ranking check: the market is pricing **Thiago Agustin Tirante** at just **8%**, which implies a strong lean towards **Alexei Popyrin** if the contest goes ahead as scheduled. Recent match listings show the pair were due to meet at the National Bank Open in Montréal, with Popyrin listed around **ATP No. 139** and Tirante around **No. 65** in pre-match tournament data.[14][8]

The historical frame is thin because there is **no previous head-to-head** between them, so traders are reading form and surface splits instead of direct matchup history.[1][12] On the hard court numbers available, Popyrin’s 2026 hard-court record has been modest but not disastrous, while Tirante’s hard-court sample is smaller and likewise mixed; that leaves the market highly dependent on first-round or round-of-32 dynamics rather than any established rivalry.[1][17] Popyrin also carried a strong record in Montréal main-draw play in recent reporting, which helps explain why his side has attracted the overwhelming share of implied support.[12]

For the next 24-48 hours, the key catalysts are straightforward: confirmation that the match is still on the schedule, any late draw reshuffles, and whether either player is withdrawn, delayed, or forced into a walkover scenario, all of which would affect settlement under the market rules.[6] The official tournament match page and live score listings are the most relevant watch-points because they update status, start time, and any in-progress outcome signals directly.[6][2]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews National Bank Open: Alexei Popyrin vs Thiago Agustin Tirante 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.

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.

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%.