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 |
|---|---|
| Completed Match | 100% |
| Sion: Daniel Salazar Martinez vs Lorenzo Bocchi | 0% |
Market context
Daniel Salazar Martinez and Lorenzo Bocchi are scheduled to compete in qualifying for the ATP Challenger event in Sion, Switzerland on 16 August 2026. The market currently prices YES at 0%, reflecting either extreme confidence in Bocchi's chances or minimal trading activity on this particular qualifying match. With settlement occurring 7 August 2026, traders have a narrow window to assess form, injury status, and court conditions before conditional tokens on Polygon settle against USDC reserves.
Qualifying matches at lower-tier ATP events show high variance in outcome prediction, particularly when both players occupy similar ranking bands. Salazar Martinez, a Colombian player, and Bocchi, an Italian competitor, have limited head-to-head history that would anchor probability estimates. Recent qualifying results at comparable Challenger events suggest that seeding, recent match wins, and surface familiarity drive outcomes more reliably than abstract ranking differentials. The 0% pricing suggests the market has either identified a strong structural advantage for Bocchi or reflects thin liquidity on this contract—a common feature for qualifying-round matches where casual traders rarely participate.
Catalysts for repricing include official draw confirmation, which typically arrives 3–5 days before the event, and any late withdrawals or injury announcements. Court surface conditions in Sion (clay) and recent tournament results from both players in July 2026 will clarify form. Traders should monitor ATP Challenger draw releases and player social media for withdrawal notices, as qualifying matches frequently see last-minute changes that could trigger the 50-50 tie-resolution clause if scheduling slips beyond the 7-day buffer.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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 itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- 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 Sion: Daniel Salazar Martinez vs Lorenzo Bocchi on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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