National Bank Open: Nikola Bartunkova vs Amanda Anisimova

Platform comparison

Market context

Polymarket is pricing this contract at **0% YES** right now, so the market is effectively saying there is no live probability attached to Nikola Bartunkova advancing over Amanda Anisimova unless new information forces a repricing. On Polymarket, the USDC-settled, Polygon-based conditional token pays out on the match result or, if the event is not decided within the settlement rules, falls back to a 50-50 outcome, so traders are really holding an outcome instrument rather than a narrative about who is “better”. The scheduled match was listed for 6 August 2026, and the market description points to a seven-day delay clause as the key non-result risk. [2][3][8]

The historical frame points to a clear strength gap, which is usually how a near-zero price gets understood in tennis markets. Bartunkova and Anisimova had no prior tour-level head-to-head before this meeting, but the ranking and season-form snapshots in the data show Anisimova well ahead: WTA No. 10 versus Bartunkova around No. 41-42, with stronger overall and hard-court indicators in the available comparisons. Anisimova also carries the better recent market profile on average odds, roughly 1.44 against 2.62 for Bartunkova, which is consistent with a favourite priced far ahead of the Czech player. [1][4][9][13]

The main trader catalysts are not abstract upset theories but whether the match is actually played, and on what timetable. Tournament listings from Sofascore, Flashscore and Tennis Temple show the fixture in the National Bank Open draw and note that live stats only appear once the match starts, so any postponement, retirement, or schedule shuffle matters more to settlement than pre-match sentiment. If the match is delayed, the contract’s seven-day rule becomes the important mechanical check; if it is completed, the winner is decisive. Recent Wimbledon-era reporting also shows Bartunkova has been capable of beating seeded opposition in Canada-style hard-court conditions, but the available numbers still leave Anisimova as the structurally stronger side. [2][3][8][14]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Nikola Bartunkova vs Amanda Anisimova across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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.

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%.