Lexus Eastbourne Open, Qualification: Matteo Arnaldi vs Alastair Gray

Platform comparison

Active sub-markets

Market context

Matteo Arnaldi and Alastair Gray have already taken this qualifying match onto court at Eastbourne, and live score pages now show the opening set in progress, which materially changes the market from a pure pre-match view to a live completion risk. ESPN lists the men’s qualifying first round between Arnaldi and Gray on Court 2, while live tennis pages show the fixture underway rather than merely scheduled.[5][7]

The current **100% YES** crowd price is easiest to read as a reflection of Arnaldi’s position as the more established ATP-level player, but it is still a very narrow market because grass-court qualifiers can swing quickly on serve. Comparable head-to-head and results pages indicate Arnaldi has won the most recent meeting, while Gray’s route would normally depend on home conditions, serving runs, and any physical or scheduling disruption rather than a clear ranking edge.[1][3]

For traders, the main catalysts are straightforward: whether the match is completed, whether either player retires, and whether the scoreline is officially recorded before the settlement window closes. Kalshi’s market notes also show that Eastbourne qualification markets are sensitive to whether a ball has been played and to any delay or postponement handling, so the key watchpoint is the official result feed rather than pre-match noise.[2][4]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Lexus Eastbourne Open, Qualification: Matteo Arnaldi vs Alastair Gray across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Prediction Today — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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

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On Prediction Today, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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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 it cost to trade on Prediction Today?

Zero. Prediction Today routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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