Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
61% | 39% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
61% | 39% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Granby: Nicolas Arseneault vs Andres Martin Set Handicap +/-1.5 | 61% |
| Completed Match | 52% |
| Granby: Nicolas Arseneault vs Andres Martin Match O/U 21.5 | 52% |
| Granby: Nicolas Arseneault vs Andres Martin Total Sets: O/U 2.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set 2 O/U 8.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set 1 O/U 8.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set Handicap +/-1.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set 2 O/U 9.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Match O/U 22.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set 1 O/U 9.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Set 1 O/U 10.5 | 50% |
| Granby: Nicolas Arseneault vs Andres Martin Match O/U 23.5 | 49% |
| Granby: Nicolas Arseneault vs Andres Martin Set 1 Winner | 48% |
| Granby: Nicolas Arseneault vs Andres Martin Set 2 Winner | 45% |
| Granby: Nicolas Arseneault vs Andres Martin Set 2 O/U 10.5 | 42% |
| Granby: Nicolas Arseneault vs Andres Martin | 25% |
Market context
The underlying event is the ATP Challenger men’s singles match in Granby, Canada, where Nicolas Arseneault faces Andres Martin on 13 July 2026, with the market betting on whether Arseneault advances. The crowd-implied 23% YES probability suggests a significant edge for Martin, despite both players having equal career win totals and no prior head-to-head record between them[1][6]. Arseneault, ranked 674 with 51 ATP points, lost his last match to Henry Searle in Little Rock, while Martin qualified through the 2025 Granby event, beating Leandro Riedi in the second qualifier round[2][4][7].
Comparable cases in Challenger-tier tennis show that when two unranked or low-ranked players with no H2H history meet, early market probabilities often overreact to recent form rather than long-term potential, especially when one player has prior tournament success at the same venue[7][10]. Martin’s 2025 Granby qualification run and Searle’s recent win over Arseneault likely anchor the current pricing, but Challenger matches are volatile, with surface, fatigue, and serve efficiency often overriding pre-match stats.
Traders should monitor the official ATP Tour schedule for any delay or cancellation notices, as the market resolves to 50-50 if the match is not completed within seven days[1][5]. Key catalysts include Arseneault’s recovery from his Little Rock loss and Martin’s serve consistency, which has been a recurring factor in his Granby appearances[2][7]. No recent news source has reported injuries or withdrawals, but the match’s 10:00 AM ET start time means weather in Granby could become a late dependency[1].
Methodology
This overview of Granby: Nicolas Arseneault vs Andres Martin reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legal in California has a different geo footprint.
- Do I need to KYC for Is Kalshi Legal in California?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legal in California stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
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