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Will Cleveland Guardians win the 2026 American League Championship Series?

3.5%
Consensus Probability (Model B — Geometric Mean of Odds)
2 platforms · 1pp spread · $694K

Across 2 prediction market platforms, "Will Cleveland Guardians win the 2026 American League Championship Series?" has a consensus probability of 3.5%. Polymarket: 4.1%, Manifold: 3.0%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Polymarket
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4%
$694K
Manifold
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3%
5 traders
Probability Over Time
All 6 Consensus Models
Market Details
Polymarket
Updated 11h ago
Volume
$694K
Liquidity
$16K
Bid / Ask
3.1% / 5.1%
Spread
2.0%
Opened
Apr 2026
Resolves
Nov 2026
This market will resolve according to the team that wins the 2026 American League Championship Series. If at any point it becomes impossible for a listed team to win the 2026 American League Championship Series per the rules of the MLB (e.g., they are eliminated in the playoffs)…
Manifold
Updated 2h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Nov 2026

About This Consensus

Computed from 2 platforms using geometric mean of odds (Satopaa et al., 2014). This method was validated by the IARPA ACE forecasting tournament as the most accurate probability aggregation technique. Full methodology →

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