Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Athens Open: Magda Linette vs Mai Hontama Set 1 O/U 8.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama Match O/U 21.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama Set 2 O/U 8.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama Set 1 O/U 9.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama Set 2 O/U 9.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama Set 2 O/U 10.5 | 100% |
| Athens Open: Magda Linette vs Mai Hontama | 0% |
| Athens Open: Magda Linette vs Mai Hontama Set 1 Winner | 0% |
| Athens Open: Magda Linette vs Mai Hontama Total Sets: O/U 2.5 | 0% |
| Athens Open: Magda Linette vs Mai Hontama Set 2 Winner | 0% |
| Athens Open: Magda Linette vs Mai Hontama Set Handicap +/-1.5 | 0% |
| Athens Open: Magda Linette vs Mai Hontama Match O/U 22.5 | 0% |
| Athens Open: Magda Linette vs Mai Hontama Set 1 O/U 10.5 | 0% |
| Athens Open: Magda Linette vs Mai Hontama Match O/U 23.5 | 0% |
Market context
The Athens Open scheduled for 13 July 2026 will feature Polish player Magda Linette against Japan's Mai Hontama in what appears a relatively straightforward early-round matchup. The 0% probability currently assigned suggests either significant uncertainty about the match proceeding or a strong market consensus favouring one player that hasn't yet crystallised in pricing. With the settlement window closing 20 July, there's a seven-day buffer built in for delays, meaning weather or scheduling disruptions would need to extend beyond that window to trigger a 50-50 resolution.
Linette's recent form and ranking position relative to Hontama's trajectory will be the primary historical lens for assessing this fixture. Linette has maintained top-100 status consistently, whilst Hontama's career ranking and recent tournament results determine whether this represents a significant upset scenario or a routine progression. The absence of recent head-to-head records between these players means comparable matchups—Linette's performances against similarly ranked Japanese players or Hontama's record against Polish opponents—become the relevant reference points for traders evaluating the current probability.
The immediate catalyst to monitor is official confirmation of both players' participation in the Athens draw, typically released 48–72 hours before the tournament begins. Injury announcements, late withdrawals, or changes to the match schedule would trigger immediate repricing. Court assignments and weather forecasts for the Athens region in mid-July could also affect match timing, though the settlement window's flexibility reduces that risk substantially.
Methodology
This page reviews Athens Open: Magda Linette vs Mai Hontama across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Prediction Today, which mirrors 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
- 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.
- 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'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.
- 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.
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