Tournaments
Help the global community model, understand, and navigate the worldโs most important and complex challenges.
Prove your forecasting abilities, support effective policy and decision-making, and win cash prizes.
Learn how tournaments are scored.
Reach out to discuss launching a tournament on whatโs important to you.
Indexes
Active Tournaments


Kiko Llaneras Tournament ๐ฎ
$5,000 prize pool
Closes Dec 31, 2025


Bridgewater Forecasting Contest
$25,000 prize pool
Closes Apr 1, 2025
60 Questions


Bright Line Watch
$2,500 prize pool
Closes Jan 1, 2026


Brazil Prediction Tournament - 1st Quarter
$1,500 prize pool
Closes Mar 31, 2025
17 Questions


๐ Quarterly Cup ๐
Closes Apr 7, 2025
30 Questions


ACX 2025 Prediction Contest
$10,000 prize pool
Closes Dec 31, 2025
34 Questions


Forecast 2025 With Vox's Future Perfect
$2,500 prize pool
Closes Dec 31, 2025


Respiratory Outlook 2024/25
Closes Jul 2, 2026
86 Questions


Chinese AI Chips
Closes Jan 2, 2033
58 Questions


Respiratory Outlook 2023/24
Closes Jul 1, 2025
81 Questions


Climate Tipping Points
$5,000 prize pool
Closes Mar 1, 2027
104 Questions


๐ฐ The Sagan Space Tournament ๐ฐ
$5,000 prize pool
Closes Jan 5, 2031
68 Questions
Question Series


Q1 AI Forecasting Benchmark Tournament
$30,000 prize pool
317 Questions


Forecast With GiveWell
13 Questions


๐ฝForecast the State of the Union ๐ฝ
32 Questions


Situational Awareness
7 Questions


2024 Electoral Consequences
37 Questions


Conditional Trees: AI Risk
13 Questions


Five Years After AGI
31 Questions


Synthetic Biology at Scale
32 Questions


2024 International Elections Hub
22 Questions


The Taiwan Tinderbox
80 Questions


Understanding AI With Timothy B. Lee
12 Questions


The Bryan Caplan Collection
9 Questions