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Explore the full Polymarket and Kalshi catalog. A group may contain related contracts with different settlement rules.
Showing 1-48 of 799 event groups
Ranked within each platform by reported lifetime volume. Polymarket reports dollars; Kalshi reports contracts.
Will the U.S. confirm that aliens exist?
PM $74.11M · K 33.40M contractsWill the US confirm that aliens exist before 2027?
Kalshi: Will the U.S. confirm that aliens exist before 2027?
Related contracts
Will the US confirm that aliens exist by October 31?
Kalshi: Will the U.S. confirm that aliens exist before Nov 1, 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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More tech layoffs in 2026 than in 2025?
PM $26.0K · K 31.50M contractsNo comparable saved prices
Which company has the best AI model end of October?
PM $5.43M · K 14.73M contractsWill Google have the best AI model at the end of October 2026?
Kalshi: Best AI on Dec 31, 2026? (Gemini)
Related contracts
Will Anthropic have the best AI model at the end of December 2026?
Kalshi: Best AI on Dec 31, 2026? (Claude)
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Will Anthropic have the best AI model at the end of October 2026?
Kalshi: Best AI on Dec 31, 2026? (Claude)
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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When will traffic at the Strait of Hormuz return to normal?
PM $18.44M · K 9.87M contractsStrait of Hormuz traffic returns to normal by December 31?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before January 1, 2027?
Related contracts
Strait of Hormuz traffic returns to normal by October 31?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before November 1, 2026?
Related contracts
Will Strait of Hormuz traffic return to normal in October?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before November 1, 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Who will officially lead Venezuela at the end of 2026?
PM $98.43M · K 5.73M contractsWill Nicolás Maduro be the leader of Venezuela end of 2026?
Kalshi: Will Nicolás Maduro be the head of state of Venezuela on Dec 31, 2026?
Needs review
Will Delcy Rodríguez be the leader of Venezuela end of 2026?
Kalshi: Will Delcy Rodríguez be the head of state of Venezuela on Dec 31, 2026?
Needs review
Will Edmundo González be the leader of Venezuela end of 2026?
Kalshi: Will Edmundo González Urrutia be the head of state of Venezuela on Dec 31, 2026?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Who will leave their role in the Trump administration in 2026?
PM $1.44M · K 4.51M contractsWill Susie Wiles leave the Trump administration before 2027?
Kalshi: Will Susie WIles leaves Chief of Staff in before 2027?
Needs review
Will Tom Homan leave the Trump administration before 2027?
Kalshi: Will Tom Homan leaves White House Border Czar in before 2027?
Needs review
Will Pete Hegseth leave the Trump administration before 2027?
Kalshi: Will Pete Hegseth leaves Secretary of Defense in before 2027?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Which leaders will leave office in 2026?
K 3.77M contracts
Will WHO declare Hantavirus a Public Health Emergency of International Concern this Year?
K 2.02M contracts
Time's Person of the Year for 2026
K 1.87M contracts
#1 searched person on Google in 2026
K 1.64M contracts
When will Apple release the iPhone 18?
K 1.59M contracts
Oscar nominees: Best Picture
K 1.31M contracts
Top Artist on Spotify U.S. 2026
K 1.18M contracts
Lightweight Title Holder on Dec 31, 2026?
K 1.16M contracts
Which AI company will have the best coding model at the end of 2026?
K 1.16M contracts
Avengers: Doomsday: Cast
K 944.1K contracts
When will OpenAI achieve AGI?
PM $325.4K · K 867.0K contractsOpenAI announces it has achieved AGI before 2027?
Kalshi: Will OpenAI announce the creation of AGI? (Before 2027)
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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US grants license for new nuclear reactor before 2027?
K 833.7K contracts
Top artist on Spotify in 2026?
PM $1.73M · K 816.5K contractsWill Bad Bunny be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Bad Bunny)
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Will Taylor Swift be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Taylor Swift)
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Will Drake be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Drake)
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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How many launches will SpaceX have in 2026?
K 741.1K contracts
Grand Theft Auto VI: The Album · Features
K 714.4K contracts
When will Anthropic release Mythos?
K 713.7K contracts
Measles cases in U.S. in 2026?
PM $8.13M · K 629.5K contractsWill there be at least 5000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 5000 measles cases in 2026?
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Will there be at least 6000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 6000 measles cases in 2026?
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Will there be at least 7000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 7000 measles cases in 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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NASA lands on the moon?
K 554.0K contracts
Heavyweight Title on Dec 31, 2026?
K 522.7K contracts
Washington aerospace manufacturing employment average in 2026
K 522.7K contracts
Best AI in Oct 2026?
K 507.9K contracts
Google market share this week
K 464.8K contracts
Tesla Optimus released this year?
PM $132.9K · K 433.3K contractsWill Tesla release Optimus by December 31, 2026?
Kalshi: Tesla Optimus on sale before 2027?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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OpenAI market share this week
K 431.0K contracts
Which companies will have a top-ranked AI model this year?
K 424.9K contracts
Will the FDA approve any psychedelic substance for medical use this year?
K 413.9K contracts
Who will have a #1 album this year?
K 406.6K contracts
DeepSeek market share this week
K 403.1K contracts
Taylor Swift: Wedding Dress
K 398.0K contracts
Which countries will report an Ebola case in 2026?
K 386.7K contracts
Traffic through the Strait of Hormuz? (10/12 - 10/18)
K 354.0K contracts
Carolina vs Philadelphia: Receiving Yards
K 345.3K contracts
When will the next Millennium Prize be awarded?
K 332.3K contracts
Who will release a new album in 2026?
K 324.1K contracts
Who Will Perform at Red Rocks in 2027?
K 316.0K contracts
Oscar nominees: Best Actress
K 312.6K contracts
Will the US issue a Level 4 travel advisory for Taiwan?
K 301.0K contracts
Middleweight Title Holder on Dec 31, 2026?
K 298.6K contracts
Top Song on Spotify in 2026?
K 293.0K contracts
What will NYC subway average weekday ridership be in October 2026?
K 289.5K contracts
Who will have a #1 hit this year?
K 279.0K contracts