Polymarket
The world's largest decentralized prediction market on Polygon, with billions in trading volume.
Prediction Markets
Crypto & Decentralized
Free Available
🔥 Trending
Pricing
Free Available
Platforms
Web
API Access
Yes
Founded
2020
Overview
Polymarket is the dominant global decentralized prediction market platform built on Polygon (Ethereum Layer 2), allowing users worldwide to trade USDC-denominated event contracts on politics, crypto, sports, and world events without identity verification. It operates as a non-custodial platform where liquidity is provided by automated market makers and peer-to-peer order books. With over $3 billion in cumulative trading volume, it is the benchmark for decentralized prediction markets globally.
Key Features
- Decentralized binary event contracts settled in USDC on Polygon
- World's highest-liquidity prediction market with 3B+ cumulative volume
- No KYC required — connect any Web3 wallet to trade globally
- Real-time order book with limit and market orders
- Comprehensive public REST API and WebSocket feeds
- Covers politics, crypto, sports, finance, and world events
- Active community and social features with market comments
Pricing Plans
Standard
$0/mo
- No platform subscription fee
- ~2% fee on winnings (charged at settlement)
- USDC deposits required — no fiat on-ramp on platform
- No KYC required for international users
- Full API access for developers and traders
