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📖 The ACX 2025 Prediction Contest Is Open!

The Astral Codex Ten Prediction Contest is back with an expanded $10,000 prize pool! Test your forecasting skills across geopolitics, technology, economics, and more with questions curated by Scott Alexander. Make your predictions by January 31 to compete.

🔭 The Bridgewater x Metaculus Forecasting Contest Goes Global — Feb 3

For the second year, Metaculus is teaming up with Bridgewater Associates to host a competition featuring $25k in prizes and potential opportunities with the asset management firm — and this year, forecasters from around the globe can compete.

Start here to register for the February 3rd competition, warm up on practice questions, and learn about the separate Open and Undergraduate leaderboards.

Brazil Prediction Tournament - 1st Quarter

prize pool$1,500
Start DateJan 22, 2025
End DateMar 31, 2025
Questions18

Predicting the future is not just an exercise in curiosity — it is an essential tool for understanding trends, anticipating risks, and creating solutions. In a world full of uncertainty, data-driven predictions and collective intelligence are the key to more informed and transformative decisions.

This tournament marks a special moment: it is the first time that Metaculus organizes a prediction competition focused exclusively on Brazilian issues . Throughout this event, you will have the chance to explore crucial topics that impact Brazil and forecasts focused on the first quarter of 2025, based on themes such as economy, environment, technology and legislation.

At Metaculus, we believe that the wisdom of the crowd has the power to bring clarity to the world's most complex topics.

New to Metaculus?

Learn how our prediction platform works and how you can participate.

Learn More

Total Prize Pool: $1,500

Position Award
1st Place $500
2nd Place $400
3rd Place $300
4th Place $200
5th Place $100

Questions