Istanbul 2: Petr Bar Biryukov vs Paul Inchauspe

Platform comparison

Market context

Polymarket is pricing this contract at **0% YES**, so the market is currently treating a Petr Bar Biryukov advance as a near-blank outcome on the conditional token set that settles in USDC on Polygon. In practice, that means traders are paying nothing for exposure to Bar Biryukov winning this Istanbul 2 match, while the contract only resolves to 50-50 if the fixture is not played, ends level, or slips beyond the seven-day delay rule.

The comparison set does not support a 0% read on sporting merit alone. Live listings show Bar Biryukov is the higher-ranked player, around ATP 281–285, while Inchauspe is around ATP 600–679, and the pair are scheduled for the Istanbul 2 Challenger round of 32 on outdoor hard courts[1][2][3]. There is no reported head-to-head record, so the market is leaning entirely on current level and recent results rather than any direct matchup history[4]. That makes the contract especially sensitive to whether the event is actually started and completed within the settlement window, because any administrative or weather-driven disruption can push it away from a straight winner/loser outcome.

The main catalysts are straightforward: official order-of-play updates, court assignment, and any late withdrawals or walkovers in Istanbul, which would determine whether this conditional token ever reaches a normal resolution[2][8]. Live scoreboards already list the match as scheduled for 4 August, but coverage across major tennis trackers is inconsistent on exact start times, which is common in Challenger events and a reminder to watch for same-day schedule changes rather than relying on the original posting alone[2][3][7].

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 PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram 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.