Platform Analysis
Comprehensive analysis of 9 leading prediction market platforms with detailed specifications, fees, and features.
Platform Analysis
Detailed comparison of all 9 prediction markets
Kalshi
First US event contract exchange licensed by CFTC. Trade on real-world events - politics, economics, sports, weather. 2025 trading volume reached $238 billion.
Polymarket
World's largest decentralized prediction market. Operates on Polygon blockchain with USDC. 2025 trading volume was $220 billion. Launched Polymarket US (beta) for American users at end of 2025.
Rain Protocol
Decentralized infrastructure protocol for creating prediction markets. Positioned as 'Uniswap for prediction markets' - SDK, API, and smart contracts for developers. Public beta launched November 2025.
Novig
Specialized sports betting platform operating as exchange (peer-to-peer). Focus on American sports. Positioned as alternative to traditional bookmakers with better odds.
Gnosis Omen
Pioneer of decentralized prediction markets. Omen is flagship app on Gnosis Chain. Uses Conditional Token Framework (CTF) - ERC-1155 standard for outcome tokenization. Reality.eth oracle for resolution.
Opinion Labs
New prediction market platform on Base (Coinbase's L2). Focus on real-world events and crypto markets. Backed by Coinbase Ventures. Fast, low-cost transactions.
Limitless
Emerging prediction market platform on Arbitrum. Focus on high-frequency trading and sophisticated market mechanics. Supports advanced order types and derivatives.
Sport.fun
Decentralized sports betting exchange on Base. 'Be your own bookmaker' - peer-to-peer bet matching. Launched Q4 2025. Focus on soccer and esports.
SX Bet
Decentralized sports betting exchange. 'Be your own bookmaker' - peer-to-peer bet matching. Proprietary SX Network (L2 based on Polygon). USDC and WSX as settlement tokens.