Sign up for a free Metaculus account at metaculus.com. You’ll be able to start making predictions immediately.
# Or authenticate via APIcurl -X POST https://metaculus.com/api/auth/signup/ \ -H "Content-Type: application/json" \ -d '{"email": "your@email.com", "username": "yourname", "password": "secure123"}'
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Browse questions
Explore open questions across various topics including technology, politics, science, and economics. Questions range from binary predictions to complex numerical forecasts.
Start with binary questions to familiarize yourself with the forecasting process before moving to more complex question types.
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Make your first forecast
Click on a question to view details, then submit your prediction. For binary questions, enter a probability between 0% and 100%. For numeric questions, provide a probability distribution.
Your forecasts are scored against eventual outcomes using sophisticated scoring algorithms like Peer Score and Baseline Score.
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Track your performance
View your track record to see how your predictions perform over time. Metaculus tracks your calibration, Brier scores, and overall ranking compared to other forecasters.
Explore by topic
Dive deeper into Metaculus features and capabilities
Questions
Learn about the different types of questions and how they’re structured
Forecasting
Master the art of making accurate predictions on Metaculus
Scoring
Understand how your forecasts are evaluated and scored
Tournaments
Compete in forecasting tournaments for prizes and recognition
Projects
Organize questions into thematic projects and communities
Leaderboards
Track your ranking and compare performance with other forecasters
