Inter Miami CF vs. Atlético San Luis

Platform comparison

Market context

Polymarket has this contract trading at a **85% YES** crowd-implied probability, which fits a market leaning heavily towards Inter Miami in a first-round Leagues Cup tie settled on the final result by the 2026-08-05T23:30:00Z window. On Polygon, traders are backing the outcome via USDC into conditional tokens, so the price is effectively a live read on whether Miami’s edge holds through kick-off and full time rather than a view on brand strength alone.

The comparable frame is straightforward: Leagues Cup preview material has Miami entering as a high-volume, proven tournament side, with the club winning the competition in 2023, reaching the final in 2025, and holding the most Leagues Cup wins since the format change in 2023; the official preview also notes a first-ever meeting between the clubs and lists Miami’s strong recent run. Atlético San Luis, by contrast, came in searching for its first Apertura 2026 win and with a poor recent sequence, which helps explain why the market sits well above the 70s and closer to the mid-80s. [9][3]

For traders, the main catalysts are team news, line-up confirmation and any late change to Miami’s attacking availability, because the same preview material says almost the entire squad had recovered while also flagging at least one absentee. Kick-off is at Nu Stadium in Miami, with the match also carrying progression implications under a format where only the top four teams from each league advance, so any late schedule or roster update should matter more than early group-table optics. [9][3][1]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Inter Miami CF vs. Atlético San Luis across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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.