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UFC·Sat 5:00 PM ET

Alessandro Costa vs Cody Durden

Alessandro Costa is the current favorite at $0.69 ask on Kalshi and $0.70 ask on Polymarket — an implied ≈70% chance. Prices as of 20:13 UTC on Jul 8, 2026, delayed about five minutes. Source markets: Kalshi · Polymarket. Resolution follows each venue's own market terms.

Alessandro Costa

UFC

Sat 5:00 PM ET

Cody Durden
68%72%4:24 AM7:09 AM10:02 AM1:07 PM4:11 PM69¢70¢

Moneyline

Alessandro Costa1¢ gap
Kalshi69¢Polymarket70¢
Cody Durden1¢ gap
Kalshi32¢Polymarket31¢

Prices delayed about five minutes. Each venue's best ask per outcome; Kalshi asks are derived from its NO bids (ask = $1 minus the bid). Kalshi volume counts contracts, Polymarket volume is in dollars. Real-time prices and the full depth ladder are available via the WebSocket stream with an API key.