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National Bank Open: Gabriel Diallo vs Kyrian Jacquet

"National Bank Open: Gabriel Diallo vs Kyrian Jacquet" — odds, fees, regulatory status. Is Kalshi Legal in California as a Polymarket alternative.

National Bank Open: Gabriel Diallo vs Kyrian Jacquet 100% Completed Match 100% National Bank Open: Gabriel Diallo vs Kyrian Jacquet Total Sets: O/U 2.5 100% National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 2 O/U 8.5 100% Volume: $360K Closes: 9 Aug 2026
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National Bank Open: Gabriel Diallo vs Kyrian Jacquet

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Is Kalshi Legal in California) Pick
polygram.ink (preferred broker)
100% 0% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Go to the live market →
Polymarket (direct)
polymarket.com
100% 0% 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.

OutcomeProbability
National Bank Open: Gabriel Diallo vs Kyrian Jacquet100%
Completed Match100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Total Sets: O/U 2.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 2 O/U 8.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 1 O/U 8.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 2 Winner100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Match O/U 21.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 1 O/U 9.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Match O/U 22.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 1 O/U 10.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Match O/U 23.5100%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 1 Winner0%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set Handicap +/-1.50%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 2 O/U 9.50%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set Handicap +/-1.50%
National Bank Open: Gabriel Diallo vs Kyrian Jacquet Set 2 O/U 10.50%

Market context

Gabriel Diallo and Kyrian Jacquet were due to meet in the National Bank Open first round in Montréal, a hard-court ATP event, and the market is effectively pricing a Diallo advance. Pre-match books and modelled prices were clustered around Diallo as a narrow favourite, with several feeds putting him in the low-to-mid 50s in implied win probability rather than as a runaway pick.[1][2][6][12] A crowd-implied 100% YES therefore looks less like a view on the tennis itself and more like a reflection that the listed resolution outcome is being treated as already locked in.

The main comparison point is that this is a first meeting, so there is no head-to-head history to anchor a live edge beyond ranking, surface and event context; multiple previews noted the absence of prior tour matches between them.[15] Diallo’s stronger pre-match positioning also fits the local-market framing: he entered with a modest odds edge in several shops, while Jacquet was still close enough that some books kept the line near pick’em territory.[2][6][11] For traders, that means the real risk is less a routine upset than an administrative outcome: if the match is not actually played as scheduled, or is delayed beyond the contract’s window without a winner, the market can still resolve to 50-50 under the stated rules.

On the regulatory side, a German-facing betting or prediction product would need to consider the GlüStV’s restrictive treatment of public gambling offers and the higher compliance burden around player verification and access controls; that matters even for a small tennis market because it affects whether a user can be offered participation at all. In the US, CFTC reach is relevant where a platform’s event-contract activity is viewed as offering derivatives-like exposure to American users, so venue, issuer and user location all matter. “No-KYC up to $1,500” generally means a user can transact up to that threshold before identity verification is triggered, which improves accessibility for a market like this but does not remove platform, jurisdictional or payout-screening controls.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of National Bank Open: Gabriel Diallo vs Kyrian Jacquet 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.
How are winnings taxed?
Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
What happens during a tax audit?
You're responsible for documenting your trades. Is Kalshi Legal in California exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
What if regulation changes?
If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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