Browse prediction markets
Explore the full Polymarket and Kalshi catalog. A group may contain related contracts with different settlement rules.
Showing 1-48 of 1,211 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?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

More tech layoffs in 2026 than in 2025?
PM $26.0K · K 31.50M contractsNo comparable saved prices

Ballon d'Or Top 10 Finish 2026
PM $53.23M · K 15.71M contractsWill Harry Kane finish in the top 10 of the 2026 Ballon d'Or?
Kalshi: Who will win the Ballon d'Or in 2026? (Harry Kane)
Related contracts
Will Lamine Yamal finish in the top 10 of the 2026 Ballon d'Or?
Kalshi: Who will win the Ballon d'Or in 2026? (Lamine Yamal)
Related contracts
Will Kylian Mbappé win the 2026 Ballon d'Or?
Kalshi: Kylian Mbappé: Top 10 in the 2026 men's Ballon d'Or?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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)
Related contracts
Will Anthropic have the best AI model at the end of October 2026?
Kalshi: Best AI on Dec 31, 2026? (Claude)
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

Brazil presidential runoff: margin of victory
PM $189.63M · K 6.78M contractsWill Flávio Bolsonaro win the 2026 Brazilian presidential election?
Kalshi: Will the margin of victory for Flávio Bolsonaro in the 2026 Brazilian presidential runoff be at least 1%?
Related contracts
Will Flávio Bolsonaro win the 2026 Brazilian presidential election?
Kalshi: Will Flávio Bolsonaro win the vote abroad in the Brazil presidential runoff?
Related contracts
Will Flávio Bolsonaro win the 2026 Brazilian presidential election?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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.
Saved prices; check contract rules.

Will Reza Pahlavi lead Iran in 2026?
PM $34.00M · K 5.12M contractsWill Reza Pahlavi lead Iran in 2026?
Kalshi: Will Reza Pahlavi visit Iran before Jan 1, 2027?
Related contracts
Will Reza Pahlavi enter Iran by December 31?
Kalshi: Will Reza Pahlavi visit Iran before Jan 1, 2027?
Related contracts
Will Reza Pahlavi lead Iran in 2026?
Kalshi: Will the United States recognize Reza Pahlavi as the leader of Iran in 2026?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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.
Saved prices; check contract rules.

Which leaders will leave office in 2026?
K 3.77M contracts
US-Iran nuclear deal?
K 3.54M contracts
Will the US take control of any part of Greenland?
PM $10.94M · K 3.49M contractsWill the US acquire part of Greenland in 2026?
Kalshi: Will the United States acquire any part of Greenland before Jan 1, 2027?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

Who will be charged with a federal crime in 2026?
PM $34.7K · K 3.29M contractsObama federally charged before 2027?
Kalshi: Will Barack Obama be arrested before Jan 2027?
Related contracts
Obama federally charged before 2027?
Kalshi: Will Barack Obama be charged with a any crime before Jan 1, 2027?
Needs review
Obama arrested before 2027?
Kalshi: Will Barack Obama be arrested before Jan 2027?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

LeBron James to Announce his Retirement Before the 2026-27 Season
K 3.26M 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
Houston vs Jacksonville: Receiving Yards
K 1.08M 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)
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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)
Related contracts
Will Taylor Swift be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Taylor Swift)
Related contracts
Will Drake be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Drake)
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

Next French Presidential Election
PM $152.97M · K 748.7K contractsWill Marine Le Pen win the 2027 French presidential election?
Needs review
Will Édouard Philippe win the 2027 French presidential election?
Needs review
Will David Lisnard win the 2027 French presidential election?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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?
Related contracts
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?
Related contracts
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?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

Houston vs Jacksonville: Receptions
K 565.9K contracts
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
Which countries will normalize relations with Israel before 2027?
PM $6.35M · K 504.4K contractsIsrael and Saudi Arabia normalize relations before 2027?
Kalshi: Will Israel and Saudi Arabia normalize relations before Jan 20, 2029?
Related contracts
Israel and Syria normalize relations by December 31, 2026?
Kalshi: Will Israel and Syria normalize relations before Jan 20, 2029?
Related contracts
Israel and Syria normalize relations by December 31, 2026?
Kalshi: Will Israel and Syria normalize relations before Jan 1, 2027?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

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?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

OpenAI market share this week
K 431.0K contracts
Which companies will have a top-ranked AI model this year?
K 424.9K contracts
Who will be UFC Light Heavyweight champion at the end of 2026?
PM $1.01M · K 416.0K contractsWill Carlos Ulberg be the UFC Light Heavyweight Champion on December 31, 2026?
Kalshi: Who will be the Light Heavyweight Title on Dec 31, 2026? (Carlos Ulberg)
Related contracts
Will Magomed Ankalaev be the UFC Light Heavyweight Champion on December 31, 2026?
Kalshi: Who will be the Light Heavyweight Title on Dec 31, 2026? (Magomed Ankalaev)
Related contracts
Will Alex Pereira be the UFC Light Heavyweight Champion on December 31, 2026?
Kalshi: Who will be the Light Heavyweight Title on Dec 31, 2026? (Alex Pereira)
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
Saved prices; check contract rules.

Will the FDA approve any psychedelic substance for medical use this year?
K 413.9K contracts
Welterweight Title Holder on Dec 31, 2026?
K 411.6K contracts
Who will have a #1 album this year?
K 406.6K contracts
DeepSeek market share this week
K 403.1K contracts