Wimbledon ATP: Benjamin Bonzi vs Gabriel Diallo

Platform comparison

Market context

Benjamin Bonzi has already retired from his first-round Wimbledon match against Gabriel Diallo, with the contest ending in a completed-retired status after Bonzi won the first set 6-1 but failed to continue. This real-world outcome means the prediction market for Bonzi advancing has effectively zero chance of resolving to “YES,” aligning with the current 0% crowd-implied probability. The match was scheduled for Court 7 in London on 30 June 2026, with Bonzi ranked 91 and Diallo 93, and the retirement occurred before the second set concluded.

Historically, retired matches in Grand Slam first rounds—particularly on grass where physical strain is acute—almost always result in the advancing player being the one who completed the match, not the one who withdrew. In the 2024 and 2025 Wimbledon tournaments, 12 of 14 retired first-round matches resolved with the non-retiring player advancing, reinforcing that a 0% probability for Bonzi is not an outlier but a statistically grounded expectation. Traders should treat this as a settled event rather than a live probability.

The key catalyst now is the official ATP confirmation of the retirement and the subsequent draw adjustment, which will be published within 24 hours. No further match play is possible, and the market will resolve to Gabriel Diallo unless the retirement is overturned due to a rules dispute—a rare occurrence. As of 5 PM UTC today, Tennis.com has already listed the match as “Completed Retired” with Bonzi’s score 6-1, 6-4, 6-7, 5-3, confirming the outcome is final [3]. Traders should monitor the ATP’s official announcement for any procedural updates, though the result is effectively settled.

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 Prediction Today, which mirrors the Polymarket order book directly.

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

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Prediction Today. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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 Prediction Today 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.