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2028 Democratic Nominee for President? — Jon Ossoff

6.9%
Consensus Probability (Model A — Inverse-Variance Log-Odds)
2 platforms · 8pp spread · $17K

Across 2 prediction market platforms, "2028 Democratic Nominee for President? — Jon Ossoff" has a consensus probability of 6.9%. Gemini: 12.0%, Manifold: 4.2%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Gemini
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12%
$17K
Manifold
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4%
456 traders
Probability Over Time
All 4 Consensus Models
Market Details
Gemini
Updated 2h ago
Volume
$17K
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Nov 2028
Manifold
Updated 2h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Sep 2028

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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