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Polymarket is a decentralized prediction market where users trade on outcomes of real-world events. Built on Polygon, it became one of the most-used crypto applications during the 2024 U.S. presidential election.
## Core Infrastructure & Features
- **Information Markets**: High-liquidity decentralized markets covering politics, crypto, macroeconomics, sports, and pop culture.
- **Non-Custodial Trading**: Smart contract-based trading powered by the Polygon blockchain, allowing users to trade without giving up custody of their USDC.
- **Optimistic Oracle Settlement**: Market outcomes and disputes are resolved transparently using the UMA decentralized oracle system.
- **Data & API Services**: Programmatic access to order books, live odds, and market volume data for institutional traders and researchers.