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Metaculus is a community forecasting platform founded in 2015, focused on generating well-calibrated probability estimates for important questions about the future. Unlike traditional prediction markets, Metaculus uses a scoring-rule approach where forecasters are rewarded for accuracy rather than trading.
The platform covers questions in science, technology, economics, geopolitics, AI, biosecurity, and other domains, with a strong focus on long-range forecasting. Metaculus has built a reputation for hosting high-quality questions and attracting a sophisticated forecasting community.
Editor's Verdict
Metaculus is the gold standard for serious long-range forecasting — if you want to develop genuine predictive skills or track AI/science probabilities, this is where the world's best forecasters calibrate.
Last reviewed: February 2026 · BonusBell Editorial Team
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