Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan | 100% |
| Completed Match | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 1 Winner | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 1 O/U 8.5 | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 2 Winner | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 2 O/U 8.5 | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Match O/U 21.5 | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 2 O/U 9.5 | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 2 O/U 10.5 | 100% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Total Sets: O/U 2.5 | 0% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set Handicap +/-1.5 | 0% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 1 O/U 9.5 | 0% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Match O/U 22.5 | 0% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Set 1 O/U 10.5 | 0% |
| Los Cabos Open, Qualification: Alex Hernandez vs Alan Magadan Match O/U 23.5 | 0% |
Market context
Polymarket is pricing Alex Hernandez vs Alan Magadan at **100% YES** on the Hernandez side, which means the contract is effectively being treated as a near-certain Hernandez advancement rather than a balanced live market. Because settlement is in USDC on Polygon through conditional tokens, the practical question for users is not just who is stronger on court, but whether the official ATP result confirms an actual advance before the contract’s resolution rules kick in.[1]
That is a very different setup from a simple match-winner bet. The market resolves to Hernandez if he advances, to Magadan if Magadan advances, and to **50-50** if the match is not played at all, ends level, or is delayed beyond seven days without a winner; a walkover before the start also resolves 50-50 under Polymarket’s written rules.[1] For context, pre-match tennis markets can sit at or near the extremes when one side is a withdrawal risk, a mismatch in form, or a scheduling mismatch, but the final outcome still depends on the ATP’s official classification, not the court narrative alone.[1]
A trader watching this contract should focus on late entry lists, withdrawals, and whether the qualification schedule actually produces a completed result before the deadline. Polymarket says the primary resolution source is the ATP Tour, with credible reporting as a backstop, so any official change in draw status, retirement, default, or postponement is the key catalyst rather than pre-match chatter.[1] If the fixture is moved, interrupted, or converted into a walkover/retirement scenario, the market’s 100% headline can change quickly because the settlement mechanics are tied to completion and advancement, not merely scheduled play.[1]
Sources: 1
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.
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
- 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 Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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.
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