Probability history
Market consensus · AI Oracle overlay
AI Oracle
Frontier model forecasts
GPT-5
OpenAI
1%+0.8pp
He may not even be on the ballot; even if he is, landing exactly 55–60% is a tiny target.
Claude Opus 4.7
Anthropic
15%+14.8pp
Narrow 5pp band ~11 months from primary; Ramaswamy likely wins but exact share is one slice of wide distribution.
Grok 4
xAI
12%+11.8pp
Narrow 55-60% band keeps probability low even if Ramaswamy is 70%+ favorite.
Cross-venue prices
| Venue | Yes | No | 24h Volume | Liquidity | Trade → |
|---|---|---|---|---|---|
Kalshi | 0.3% | 99.8% | $468 | $0 | open |
Movement
No significant movements yet.
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<PMEmbed slug="kxvoteprimary-kxgovohnomr26" variant="card" />Resolution criteria
If the certified percentage of the popular vote received by Vivek Ramaswamy in the 2026 Ohio Republican gubernatorial primary is 55% to 59.99%, inclusive of both endpoints, then the market resolves to Yes.
How is this page computed?
Prediction.Markets computes consensus by volume-weighted aggregation across Kalshi, Polymarket, and Limitless. Outlier venues are flagged when their price deviates more than 2σ from the weighted mean. AI Oracle entries are independently sampled from 3 frontier models on a daily cadence. Full methodology →