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US prediction market volume hit $20B a month by March 2026, led by Kalshi (CFTC-regulated) and Polymarket (decentralized). This guide covers the top 5 platforms, core tech, CFTC compliance, and 5 white-label providers, including Troniex, that launch a prediction market in 4 to 8 weeks....

Kalshi is open to all US traders today. Polymarket US is still in a limited, invite-only beta rollout. Kalshi is CFTC-regulated, while Polymarket US operates through a CFTC-approved exchange structure after the QCX/QCEX deal, covering sports, politics, and macro markets, and settles binary Yes/No contracts at $1. The real difference is fees, deposit method, and access....

To build a prediction market people actually use, focus on liquidity, question design, and resolution trust before launch. Seed markets with real capital, write binary, time‑bound questions with named sources, and resolve outcomes via oracles or regulated entities. Polymarket and Kalshi prove that user‑driven product design, not just smart‑contract code, drives real trading volume and retention....

Building a prediction market like Polymarket in 2026 costs $5,000 to $85,000+. A clone script starts at $5,000. A white-label platform ($2000 to $5000 per month) gets you to market in under 14 days. A custom build ($30,000 to $85,000+) gives full control but takes 3 to 9 months....