Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| Chicago Fire FC O/U 0.5 | 100% |
| Chicago Fire FC 1st Half O/U 0.5 | 99% |
| O/U 1.5 | 96% |
| Inter Miami CF O/U 0.5 | 93% |
| O/U 2.5 | 87% |
| Both Teams to Score in First Half | 87% |
| Inter Miami CF 1st Half O/U 0.5 | 86% |
| Chicago Fire FC 1st Half O/U 1.5 | 86% |
| Chicago Fire FC O/U 1.5 | 81% |
| 1st Half O/U 1.5 | 80% |
| Both Teams to Score | 76% |
| Inter Miami CF O/U 1.5 | 73% |
| O/U 3.5 | 71% |
| 2nd Half O/U 0.5 | 70% |
| 2nd Half O/U 1.5 | 56% |
| Both Teams to Score in Second Half | 51% |
| 2nd Half O/U 2.5 | 50% |
| Inter Miami CF 2nd Half O/U 0.5 | 50% |
| Inter Miami CF 2nd Half O/U 1.5 | 50% |
| Chicago Fire FC 2nd Half O/U 0.5 | 50% |
| Chicago Fire FC 2nd Half O/U 1.5 | 50% |
| Chicago Fire FC O/U 2.5 | 48% |
| O/U 4.5 | 32% |
| Inter Miami CF 1st Half O/U 1.5 | 32% |
| O/U 5.5 | 29% |
| 1st Half O/U 2.5 | 27% |
| Chicago Fire FC (-1.5) | 25% |
| Inter Miami CF O/U 2.5 | 24% |
| Chicago Fire FC (-2.5) | 15% |
| Inter Miami CF (-1.5) | 14% |
| Inter Miami CF (-2.5) | 12% |
Market context
Inter Miami CF face Chicago Fire FC in MLS on 22 July at 7:30pm ET, and Polymarket is pricing the **“More markets”** contract at about **14% YES**, meaning traders are assigning a relatively low chance that the broader set of side-markets will resolve in the affirmative. On Polymarket, that view is expressed through USDC-denominated positions on Polygon, with the contract settling via conditional tokens once the match and its market definitions are fully resolved.
For context, the surrounding MLS pricing suggests a live but not dominant edge towards an Inter Miami result rather than a clean sweep of ancillary outcomes. NJ.com reported Polymarket lines of 46% on Inter Miami, 23% on the draw and 33% on Chicago, alongside 51% for over 3.5 goals and 72% for both teams to score, which is the sort of profile that can keep “more markets” volatile if the match opens up late or hinges on a narrow scoreline.[3] Comparable MLS proposition markets also tend to move sharply on line-up news and on whether a match is expected to be high-event rather than purely on the headline winner.[2][3]
The main catalysts are the final team sheets, any late injury or rest announcements, and whether the game state supports the higher-scoring or multi-outcome conditions embedded in the market set. For a trader, the practical watchlist is simple: confirm whether key attackers start, whether either side rotates heavily, and whether pre-match totals or both-teams-to-score pricing shifts materially before kick-off, since those moves often spill through to related “more markets” contracts.[2][3]
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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 Kalshi UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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