Manifold is a marketplace to find, buy, and manage developer services. It helps developers discover, connect, and integrate the best tools and...
Varies based on services
Hypermind is a collective-intelligence and forecasting platform for organizations seeking predictions about business, technology, economics, and public affairs. It combines crowd forecasting with analytics and custom research programs.
Manifold is a marketplace to find, buy, and manage developer services. It helps developers discover, connect, and integrate the best tools and...
Varies based on services
Polymarket is a crypto-based prediction market for trading contracts on politics, economics, sports, technology, and world events. It is best suited to...
Free to use; trading fees may apply
Global Predictions
Global Predictions Portal is an AI-assisted forecasting platform for businesses, investors, and policy professionals analyzing macroeconomic, geopolitical, and climate risks. It combines...
Custom pricing
KalshiEX LLC
Kalshi is a regulated event-contract exchange where users trade contracts tied to economic, political, weather, and cultural outcomes. It is designed for...
From $0.01 per contract; trading fees apply
Metaculus
Metaculus is a forecasting platform focused on quantified predictions about science, technology, health, geopolitics, and long-term questions. It is aimed at serious...
Good Judgment Inc.
Good Judgment Open is a public forecasting platform where participants answer questions about geopolitics, economics, technology, and global affairs. It is designed...
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