Samsun: Kenta Miyoshi vs Constantin Bittoun Kouzmine

Platform comparison

Market context

Kenta Miyoshi is the clearer market reference point because his profile is measurable and fairly active at ITF and Challenger level, with recent season records ranging from 12-4 in 2026 to 55-48 career depending on source treatment of doubles and lower-tier events.[2][6] For a programmatic trader, that means the first step is not price discovery but event verification: confirm the draw sheet, match start time, and whether the fixture is actually listed by the tournament before treating the 1% implied probability as anything more than a placeholder on a thinly priced binary.

Comparable markets on lower-tier tennis often move sharply once the official order of play is posted, especially when one player has materially more recent match volume and the opponent’s recent form or rankings are not yet as easily observable from the market tape.[5][6][8] Miyoshi’s hard-court-heavy history and modest ranking range around the 500s to 700s suggest that any true 1% line is more likely reflecting missing matchup information than a real competitive assessment.[2][7][10]

The main catalysts are operational rather than macro: tournament schedule updates, late withdrawals, walkovers, rescheduling, and whether the match is moved beyond the seven-day settlement window, which would force a 50-50 outcome under the market rules. A bot or conditional-order workflow should watch the official event feed and any live score dependency, then reprice only after the match is confirmed on court; if the player names remain absent from the published order of play, the cleanest action is usually to leave the market untouched until the venue and round are locked in.

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 Polymarket Bot UK, which mirrors the Polymarket order book directly.

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

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 Polymarket Bot UK. 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 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.

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.