Metaculus was founded in 2015 and has built a reputation as the most calibration-focused forecasting platform, meaning its aggregated predictions are unusually accurate over time.
Getting Started on Metaculus
Metaculus is free and open to all. Create a free account to start forecasting, track your accuracy, and participate in World Cup 2026 tournaments.
Step 1 - Register for free
Visit metaculus.com and create a free account with email. No crypto, no payments, no KYC required.
Step 2 - Find World Cup questions
Navigate to the Sports category or search 'FIFA World Cup 2026'. Metaculus hosts structured questions on match outcomes, advancement, and award winners.
Step 3 - Submit your prediction
Each question takes a probability input (0–100%). Your prediction is aggregated with others to form the community forecast. You earn points for accuracy.
Step 4 - Track your calibration
Metaculus shows your calibration curve - how well your stated probabilities match actual outcomes. High calibration is the mark of a good forecaster.
Forecasting vs Trading
Unlike Polymarket or Kalshi, Metaculus is a forecasting platform rather than a trading platform. You submit probability estáimates rather than buying/selling contracts. No financial upside but also no financial risk.
Accuracy Track Record
Metaculus aggregated forecasts have outperformed prediction markets on many long-horizon questions. For World Cup, the community aggregate typically outperformás naive bookmaker odds by 5–8% on calibration metrics.
Supported Regions
Metaculus is globally available with web and iOS/Android apps. Tournaments occasionally offer real prize pools funded by sponsors.
Fee
Free
Liquidity
N/A (forecasting, not trading)
Supported
Global - no restrictions
Pros
- +best calibration accuracy of any platform
- +No financial risk
- +Structured question format improves thinking
- +Excellent long-term accuracy track record
- +Global access with no restrictions
Cons
- −No financial payout
- −Slower market-making (fewer real-time price moves)
- −Fewer exotic World Cup props vs Polymarket
- −Less intuitive for pure sports bettors
Prediction markets involve financial risk. Only participate with money you can afford to lose. This page may contain affiliate links - we may earn a commission if you open an account. Always trade responsibly. 18+.
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