National Bank Open: Linda Noskova vs Caty McNally

Platform comparison

Market context

Polymarket is pricing this USDC-settled, Polygon-based contract at **0% YES**, which means the market is currently assigning no chance to Linda Nosková advancing against Caty McNally. The event itself is a women’s singles match at the National Bank Open in Toronto, and the contract resolves on the player who advances; if the match is not played, ends level, or is delayed beyond seven days without a winner, it settles 50/50 under the market rules.

The cleanest historical read is that the market is leaning against treating the matchup as a coin flip. McNally owns the only head-to-head win, beating Nosková in their 2022 ITF meeting after coming from a set down, while Nosková enters with the stronger singles ranking and the higher tournament pedigree. Tennis previews for this event have reflected that split: one major tennis site listed Nosková as the projected winner at 78% ahead of the round-two tie, while head-to-head pages still note McNally’s 1-0 lead[12][2][17]. That combination usually matters on Polymarket because the contract pays on the actual advancing player, not reputation or rankings.

For traders, the key catalysts are straightforward: confirmed start time, any court change, and whether either player has already progressed through a prior-round result that affects the bracket. Tournament match pages already show this pairing as an upcoming second-round contest, but live tennis scheduling can shift quickly if earlier matches run long or weather intervenes[12][8]. On-chain, the practical watchpoint is not the scoreline alone but whether the match is completed within the settlement window, since an abandoned or heavily delayed fixture pushes the token outcome towards the contract’s fallback 50/50 state.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

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

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.

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.