Will Geraldo Alckmin win the 2026 Brazilian presidential election?

Geraldo Alckmin has a low chance of winning the 2026 Brazilian presidential election.

The prediction market indicates a strong belief that Geraldo Alckmin will not win the 2026 Brazilian presidential election, with a 99.5% probability against his candidacy. The AI model aligns closely with this sentiment, suggesting a very low likelihood of victory at 3.5%. The market appears fairly priced, reflecting a moderate level of confidence in the current predictions.

• 1 Current market sentiment strongly favors a NO outcome for Alckmin.
• 2 The market probability suggests a consensus against his candidacy.
• 3 AI probability aligns closely with market sentiment, reinforcing the NO outlook.
• 4 Confidence level indicates moderate assurance in the current predictions.
• 5 Time until the election allows for potential shifts in public opinion.

A presidential election is scheduled to take place in Brazil on October 4, 2026.

This market will resolve according to the listed candidate that wins this election.

This market includes any potential second round. If the result of this election isn't known by June 30, 2027, 11:59 PM ET, the market will resolve to "Other".

This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the Brazilian government, specifically the Superior Electoral Court (Tribunal Superior Eleitoral, TSE) (e.g., https://dadosabertos.tse.jus.br/).