Granby: Daniel Milavsky vs Duncan Chan

Platform comparison

Market context

The underlying event is a Granby Challenger tennis match between Daniel Milavsky and Duncan Chan, originally set for 13 July 2026, where Milavsky is the favoured advance candidate. Current crowd-implied probability sits at 100% YES for Milavsky advancing, reflecting strong market confidence in his progression against Chan, with Tennis Tonic explicitly picking Milavsky to win in three sets [1].

Historical precedents in prediction markets show that 100% implied probabilities often precede settlement disputes when matches are delayed or cancelled, as seen in past ATP Challenger events where unresolved delays triggered 50-50 resolutions under standard terms. The German GlüStV requires strict KYC for platforms operating domestically, while US CFTC reach extends to any market accessible to US traders, creating compliance friction for “no-KYC up to $1,500” structures that bypass identity checks—this specific market’s accessibility hinges on whether the operator qualifies as a foreign entity exempt from direct US registration.

Traders should monitor the Granby tournament schedule for any official postponement notices beyond the seven-day resolution window, as delays past 20 July 2026 could force a 50-50 outcome. Recent ATP Challenger updates confirm no cancellations yet, but weather or player injury remains a latent risk; check the official Granby Challenger site for real-time status, as any delay beyond 7 days without a winner determined automatically resets the market to 50-50 per settlement rules.

Sources: 1

Methodology

This overview of Granby: Daniel Milavsky vs Duncan Chan 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. Polymarket Germany Legal has a different geo footprint.

Can I trade anonymously?

Pseudonymously, yes — up to the KYC threshold. Polymarket Germany Legal 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.

What happens during a tax audit?

You're responsible for documenting your trades. Polymarket Germany Legal exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.

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).