Hamburg European Open: Felix Auger-Aliassime vs Aleksandar Kovacevic

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Active sub-markets

Market context

Polymarket has this contract priced at 100% yes, implying the crowd is treating Felix Auger-Aliassime as the near-certain winner over Aleksandar Kovacevic in Hamburg. On-chain, the position is settled in USDC on Polygon through conditional tokens, so the market will pay out only if the match result is clear within the settlement rules. The contract is tied to the Hamburg European Open men’s singles meeting originally scheduled for 20 May, and it resolves to Auger-Aliassime if he advances, Kovacevic if Kovacevic advances, or 50-50 if the match is not completed in time or is abandoned under the market’s rules.

That pricing is consistent with the wider tennis market view. Recent previews had Auger-Aliassime as a heavy favourite, with Bleacher Nation listing him around -901 against Kovacevic’s +525, while TennisTonic said its prediction was an Auger-Aliassime win in straight sets. The pair have also met before, with TennisTonic noting a 2-0 head-to-head in favour of Auger-Aliassime. For traders, the key point is that a 100% yes print leaves little room for upside unless there is a delay, cancellation, or a non-result that forces the market into the 50-50 fallback.

The main catalysts are administrative rather than form-based: official order-of-play updates, any rain or schedule disruption at Am Rothenbaum, and whether the match is actually completed inside the seven-day window after the scheduled date. SofaScore listed the match for Centre Court in Hamburg, and ATP coverage already highlighted a Kovacevic break point in the tournament, confirming the fixture has been on the live schedule. If the match is played and a winner is determined, the contract should resolve to the advancing player; if not, the fallback mechanics become relevant.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Hamburg European Open: Felix Auger-Aliassime vs Aleksandar Kovacevic 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 PolyGram — 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

Where can I trade this market with the lowest fees?

On PolyGram, 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.

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 does it cost to trade on PolyGram?

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

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.