Pronóstico: Granby: Yuta Shimizu vs Jay Dylan Friend

Platform comparison

Market context

Yuta Shimizu faces Jay Dylan Friend in a Granby tournament match originally scheduled for 13 July 2026. The Polymarket contract currently prices this at 100% YES, meaning traders are assigning near-certain probability to Shimizu's advancement. This extreme pricing reflects either overwhelming confidence in Shimizu's superiority or minimal liquidity depth on the NO side of the conditional token pair on Polygon. Settlement occurs 20 July, allowing a seven-day buffer beyond the scheduled date for rescheduled matches.

Comparable ATP Challenger and ITF-level upsets at Granby have historically produced tighter odds than 100%, particularly when the lower-ranked player possesses serve-and-volley patterns or clay-court specialisation that disrupt favoured opponents. The current probability suggests the market has already absorbed significant information about relative rankings, recent form, or head-to-head records. Traders should note that 100% pricing on conditional tokens typically indicates either a heavily favoured favourite or a market with insufficient USDC depth to support meaningful counterpositions.

Key catalysts include official confirmation of the match proceeding on schedule, withdrawal announcements from either player, and any weather delays affecting the Granby venue. Recent ITF and Challenger circuit results for both players will influence whether the probability holds or shifts if new performance data emerges before settlement. The seven-day grace period means a match delayed beyond 20 July without completion triggers a 50-50 resolution, a tail risk that traders should factor into position sizing on Polygon.

Methodology

We track Pronóstico: Granby: Yuta Shimizu vs Jay Dylan Friend 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.

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.

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.

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.