Manifold MarketsNo KYCVerified resolution dataFairly calibratedCurrent community forecast
No 57.5%
Forecasters
30
Question type
binary
Methodology
Play-money forecasting platform
Source type
Forecast
Market data
Updated 11 hours ago
StaleJan 3, 24, 9:01 PM UTCJan 2, 28, 4:59 AM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Credible evidence Joe Biden has dementia emerges by 2028
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PolymarketRules
This will resolve based on mainstream media reports.
- Any kind of dementia counts.
- Outside speculation does not count, unless the evidence is so strong that mainstream media consensus emerges.
- https://www.newsweek.com/stop-talking-about-bidens-mental-acuity-start-talking-about-trumps-signs-dementia-opinion-1853741
- I do not bet on my markets.
Open markets
US PoliticsPOLYMARKETPresidential Election Winner 2028
- JD Vance-0.6pt24%
- Alexandria Ocasio-Cortez13%
- Jon Ossoff12%
+49 more outcomes
- Total Vol
- $704M
- 24h Vol
- $805.6K
POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance50%
- Marco Rubio-0.1pt20%
- Tucker Carlson3%
+39 more outcomes
- Total Vol
- $701.1M
POLYMARKET$LAPTOP FDV above ___ one day after launch?
- $10M+1.4pt96%
- $25M+2.0pt94%
- $50M+5.0pt90%
+4 more outcomes
POLYMARKETUS announces end of Iranian blockade by which date?
- December 31-3.3pt48.3%
- October 31-2.0pt29.8%
- September 30-3.5pt12.3%
+17 more outcomes
KALSHI2028 Republican presidential nominee
- J.D. Vance-1.0pt44.1%
- Marco Rubio+1.0pt20.6%
- Ron DeSantis4.9%
+35 more outcomes
- Total Vol
- $63.6M
POLYMARKETClarity Act (H.R.3633) signed into law in 2026?
- No+2.0pt86%
- Yes-2.0pt14%
- Total Vol
- $14.5M
- 24h Vol
- $290.1K
- Which party will win the U.S. House?
- Prime Minister of Israel after the next election?
- Democratic Presidential Nominee 2028
- Balance of Power: 2026 Midterms
- NJ-07 House winner?
- Rhode Island Democratic Governor nominee?
- IA-01 House winner?
- Which states will redistrict before the midterms?
- 2026 Midterms: Congress Balance of Power?
- Will the U.S. invade Iran before 2027?
- What will Trump say during RNC Convention (Night 2)?
Frequently asked questions
- What are the current odds for Credible evidence Donald Trump has dementia emerges by 2028?
- Manifold Markets prices No at 58% as of September 8, 2026.
- When does Credible evidence Donald Trump has dementia emerges by 2028 resolve?
- Credible evidence Donald Trump has dementia emerges by 2028 is scheduled to resolve on January 2, 2028.
- How is Credible evidence Donald Trump has dementia emerges by 2028 settled?
- Manifold Markets settles this market as follows: This will resolve based on mainstream media reports.