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Roland Garros, Qualification ATP: Arthur Fery vs Pedro Martinez

Five-platform snapshot of "Roland Garros, Qualification ATP: Arthur Fery vs Pedro Martinez" — live Polymarket pricing, plus how Kalshi, Betfair and Manifold structure the same contract.

0% YES 100% NO Volume: $805K Closes: 27 May 2026
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Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
PolyGram Pick
polygram.ink
0% 100% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Open on PolyGram →
Polymarket
polymarket.com
0% 100% 0% Geo-blocked in US/UK/EU USDC, on-chain Open on PolyGram →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Open on PolyGram →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Open on PolyGram →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Open on PolyGram →

Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.

Active sub-markets

Market context

Pedro Martinez and Arthur Fery are due to meet in Roland Garros qualifying, with the latest preview material still pointing to Martinez as the clearer favourite. The match was listed for Wednesday, and recent betting lines cited Martinez around 1.56 with Fery near 2.34, which implies the market is treating this as a straightforward clay-court assignment for the Spaniard rather than a coin flip.

That framing fits the broader profile of the two players. Martinez is the higher-ranked and more established clay-court competitor, while Fery has less pedigree at this level despite a solid straight-sets win over Elias Ymer in the opening round of qualifying. The ATP head-to-head is effectively a blank slate here, so traders are leaning on surface fit, ranking gap, and qualifying form rather than any direct history between them.

The key watchpoint is whether the match remains on today’s schedule and whether Roland Garros updates the order of play after any backlog from the qualifying draw. FanDuel had the fixture listed for 10:00am ET, and Tennis Tonic reported a Court 10 slot at 4:00pm local time, so any delay, court change, or weather interruption would matter for settlement timing as well as live pricing. The Express also reported Martinez’s qualifying win over Rei Sakamoto, underlining that he arrives with momentum into the next round.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Roland Garros, Qualification ATP: Arthur Fery vs Pedro Martinez 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

Is this market available outside the US?
PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
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.
Do I need to KYC for this market?
Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

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