What are the current 2026 National League Championship odds on Polymarket and Kalshi?

PredictMarketCap compares 2026 National League Championship odds across Polymarket, Kalshi in real time. The leading outcome is Los Angeles Dodgers, trading at 40% on Polymarket and 39% on Kalshi. The average cross-platform spread is 0.8pp.

Why do 2026 National League Championship odds differ between Polymarket and Kalshi?

Different prediction markets have separate trader bases, fee structures, and liquidity pools. Polymarket is crypto-based and available globally, while Kalshi is CFTC-regulated and US-only. These differences can cause odds to diverge, especially during breaking news when one platform's traders react faster than others.

How much money is being traded on 2026 National League Championship?

Across all platforms, $8.20M has been traded on 2026 National League Championship markets, with $3.88M in resting liquidity. Polymarket has $3.89M in volume, Kalshi has $4.31M in volume.

2026 National League Championship — Polymarket vs Kalshi Odds

Cross-Platform Odds Comparison

Outcome	Polymarket	Kalshi	Spread
Los Angeles Dodgers	40%—Buy	39%-1.0Buy	0.5pp spread
Milwaukee Brewers	23%±0Buy	22%±0Buy	0.6pp spread
Atlanta Braves	14%-0.5Buy	14%-1.0Buy	0.5pp spread
Philadelphia Phillies	11%-0.5Buy	11%-1.0Buy	-
Chicago Cubs	10%—Buy	9%±0Buy	0.5pp spread
San Diego Padres	4%±0Buy	4%±0Buy	0.2pp spread
Arizona Diamondbacks	2%±0Buy	4%+1.0Buy	1.8pp spread
New York Mets	0%—Buy	1%±0Buy	0.9pp spread
Pittsburgh Pirates	0%±0Buy	1%±0Buy	0.9pp spread
Washington Nationals	0%—Buy	1%±0Buy	0.9pp spread
Miami Marlins	0%—Buy	1%±0Buy	0.9pp spread
San Francisco Giants	0%—Buy	1%±0Buy	0.9pp spread
Cincinnati Reds	0%—Buy	1%±0Buy	0.9pp spread
Colorado Rockies	0%—Buy	1%±0Buy	0.9pp spread
S St. Louis Cardinals	0%±0Buy	1%±0Buy	0.9pp spread

About this market

Background, methodology, and platform context

Compare 2026 National League Championship prediction market odds side by side across Polymarket, Kalshi. Platforms show similar odds, with an average spread of just 0.8pp. Close agreement often signals strong market consensus. With $8.20M in combined trading volume across 15 outcomes, this is one of the most actively traded cross-platform prediction markets.

Descriptions normalized for comparison (outcome names replaced with [OUTCOME])

Highlight differences

Polymarket

This market will resolve according to the team that wins the 2026 National League Championship Series. If at any point it becomes impossible for a listed team to win the 2026 National League Championship Series per the rules of the MLB (e.g., they are eliminated in the playoffs), the corresponding market will resolve to “No”. If the 2026 National League Championship Series is cancelled, postponed after November 31, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source will be official information from Major League Baseball (https://www.mlb.com/); however, a consensus of credible reporting may also be used.

Kalshi

If New York M win the 2026 Pro Baseball National League Championship, then the market resolves to Yes.

Additional Settlement Rules

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

AI Analysis

Low Match (41%)

Different platforms may use different resolution criteria, data sources, and settlement timelines.

2026 National League Championship: Polymarket vs Kalshi