Granby: Sasha Rozin vs Keegan Rice

Platform comparison

Market context

Sasha Rozin and Keegan Rice are set to face off in the Round of 16 at the Granby National Bank Challenger, a men’s hard-court event in Canada originally scheduled for 14 July 2026. The match has not yet been played as of 15 July, and Polymarket currently prices the “Sasha Rozin advances” contract at 0% YES, implying the crowd expects Rice to win or the match to be voided under the 50-50 settlement clause.

Historically, 0% pricing on Polymarket for active tennis contracts usually signals either a confirmed cancellation, a severe injury, or a mismatch so stark that one player is deemed unwinnable. In Granby Challengers, where the prize pool is $107,000 [3], retirements and cancellations are not uncommon, but a full 0% implies the market believes the event will not produce a winner under the current terms. Comparable cases from 2024–2025 show that such pricing often corrects sharply once official tournament updates confirm match status or player availability.

Traders should monitor Tennis Canada’s official Granby schedule and any live score feeds for confirmation of whether the match has been played, postponed, or cancelled [1][4]. Key catalysts include official draw updates, player injury reports, and weather-related delays, as the settlement window closes on 21 July 2026. If the match begins but is not completed due to retirement, the market resolves to the advancing player; if it is not played at all, it defaults to 50-50. On-chain mechanics on Polygon using USDC and conditional tokens will execute these resolutions automatically once the outcome is verified.

Sources: 1 · 2 · 3 · 4

Methodology

We track Granby: Sasha Rozin vs Keegan Rice 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

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

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

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.