Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Tax UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Tax UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Tax UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Tax UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Tax UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Tax UK → |
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 Polymarket Tax UK.
Active sub-markets
Market context
Felix Auger-Aliassime, the Canadian world number 19, faces Roman Andres Burruchaga in the opening round of Roland Garros in May 2026. Auger-Aliassime has contested multiple Grand Slam main draws and reached the US Open semi-final in 2021; Burruchaga, an Argentine ranked outside the top 100, typically qualifies through lower-tier circuits. The 100% crowd probability reflects the substantial ranking gap and Auger-Aliassime's established clay-court record, though first-round upsets at Roland Garros occur at measurable frequency—approximately 8–12% across seeded players in comparable positions.
Regulatory access to this market depends on jurisdiction. Under German GlüStV, prediction markets on sports outcomes remain restricted unless operated by licensed entities; UK traders face no statutory KYC requirement for positions under £1,500 notional value, though platform operators must verify identity above that threshold. US CFTC oversight applies only if the market operator is domiciled in or actively marketing to US persons; most decentralised prediction platforms avoid explicit US marketing to sidestep derivatives classification. The settlement window closes 4 June 2026, seven days after the scheduled 28 May fixture, creating a buffer for delays without triggering the 50-50 tie-break clause.
Traders should monitor the official Roland Garros draw confirmation (typically released in late April) and any injury announcements affecting either player. Auger-Aliassime's recent form on clay, published via ATP rankings updates, and Burruchaga's qualifying results will clarify whether the current probability reflects genuine match dynamics or crowd anchoring bias.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
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 Tax UK 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 Polymarket Tax UK?
- Zero. Polymarket Tax UK 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.
Trade Roland Garros ATP: Felix Auger-Aliassime vs Roman An… on Polymarket Tax UK
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