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NBA · Oct 23 · scheduled

New York Knicks vs Boston Celtics odds

Friday, October 23 at 7:00 PM ET. Kalshi and Polymarket prices compared with margin-removed sportsbook fair value, refreshed live.

KALSHI · BOS55¢
POLYMARKET · BOS55¢
FAIR VALUE · BOS—

Moneyline prices

BOS to winFair value not available
KALSHI57¢updated 4m agoTrade
POLYMARKET56¢updated 16m agoTrade

Price history (24h)

BOS to win

Kalshi 93¢ → 57¢Polymarket 98¢ → 56¢Oct 16, 7:08 PM – Oct 17, 7:39 AM ET

Order book depth

BOS to win
Kalshi asks57¢ × 158758¢ × 96559¢ × 209560¢ × 240261¢ × 5067
Polymarket asks56¢ × 5.0957¢ × 4958¢ × 13162¢ × 564¢ × 30.55

How each venue settles

Kalshi: NBA game contracts pay $1 per contract for the team that wins the game, including overtime, based on the official league result. Contracts close at or shortly after tip-off.

Polymarket: game markets resolve to the winning team using the official result; postponed games follow the market’s own rules, which can differ from Kalshi’s. Always read the venue’s rules before trading.

Courtside flags contracts whose settlement terms differ, and leaves them out of its edge calculations. Read the methodology →

Common questions

Who is favored in New York Knicks vs Boston Celtics?

Prediction markets currently price BOS to win highest, at 56¢ on Polymarket. A 56¢ contract pays $1 if it wins, which implies roughly a 56% chance before fees.

What are the Kalshi and Polymarket odds for Celtics?

Boston Celtics trade at 55¢ on Kalshi and 55¢ on Polymarket. The venues differ by 0.0 cents.

When does Knicks vs Celtics start?

Tip-off is scheduled for Friday, October 23 at 7:00 PM ET. Exchange contracts usually stay open until the game starts and settle on the official final result.

How does Courtside compare these prices?

Courtside removes the bookmaker margin from multiple sportsbooks to estimate a fair probability, then compares it with each exchange’s best ask after modeled fees and visible depth. Stale quotes and contracts with different settlement rules are flagged rather than counted.

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