Once Caldas vs. América de Cali

Platform comparison

Market context

Once Caldas meet América de Cali in the Colombian Primera A, and the market’s **0% YES** price is hard to square with the fixture’s underlying uncertainty. Recent head-to-head data show a notably draw-heavy series: across 37 meetings since 2005, the sides have split 10 wins each with 17 draws, while multiple recent editions finished level, including 1-1 in January 2026 and several low-scoring ties in 2024–25.[1][3][5][9][16] That history matters because a 0% implied probability usually signals either a stale contract, a pricing anomaly, or a market that is waiting on a game-specific dependency rather than a straightforward read on team strength.

Cross-platform comparisons point to a far less extreme picture than the prediction market implies. The available football databases place América slightly ahead on recent head-to-head record, but not by a margin that would justify a zero-price outcome, while the recent sequence has been balanced enough to keep draw risk material.[2][4][6][12][15] For traders, the main catalysts are likely to be line-up confirmations, late injury or suspension news, and whether either side rotates around a congested league schedule, since those factors can move football pricing quickly in the final hours before kick-off. If sportsbook lines remain materially different from the contract’s 0% YES level, that gap would usually indicate either a data issue on the market side or a strong disagreement over an unpublicised team-news dependency rather than a settled consensus.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Once Caldas vs. América de Cali across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets, which mirrors the Polymarket order book at 0% fees.

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

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.

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 Best Prediction Markets 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.