Prediction markets by category
140 questions listed on both Kalshi and Polymarket, grouped by what they ask. Each category page lists every pair with both venues' prices and its disagreement history.
| Category | Shared markets | Live now | Fee-clearing detections | Largest net edge |
|---|---|---|---|---|
| Politics | 72 | 72 | 259,546 | 4.59% |
| Economy & finance | 4 | 4 | 3,717 | 3.23% |
| Culture & entertainment | 1 | 1 | 957 | 5.21% |
| Other | 63 | 63 | 6,507 | 14.99% |
Politics
Elections, nominations, confirmations, legislation — the deepest markets on both exchanges and the most frequent cross-venue disagreements.
Economy & finance
Fed decisions, inflation prints, rates and macro releases.
Culture & entertainment
Awards, box office, ratings and pop-culture questions.
Other
Everything that doesn't fit the categories above.
All pairs in one table · fee schedules · what a prediction market is