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Polymarket taps Chainalysis to bring Wall Street-level oversight to crypto prediction markets
By partnering with Chainalysis to monitor its blockchain data in real-time, Polymarket is signaling to both users and regulators that it is serious about eliminating insider trading and market manipulation.
Apr 30, 2026, 3:05 p.m. 2 min read
What to know:
- Polymarket has partnered with blockchain analytics firm Chainalysis to monitor trading activity and crack down on potential insider trading on its crypto-based prediction market.
- The collaboration will use Chainalysis investigative and onchain security tools to flag suspicious trading patterns, investigate rule violations and share evidence with regulators when necessary.
- By adding stricter oversight and enforcement, Polymarket aims to reposition itself from a crypto betting site to a more credible financial platform with market integrity standards closer to traditional exchanges.
The move comes amid growing scrutiny of prediction markets. Critics have argued that platforms like Polymarket could be vulnerable to insiders — such as political operatives or corporate employees — placing informed bets before information becomes public. In traditional finance, such activity is illegal and closely monitored. In crypto-based markets, enforcement has been less clear.
Polymarket’s response is to lean into the transparency of blockchain. Because every trade is recorded onchain, activity can be traced and analyzed after the fact. By layering Chainalysis’ data tools on top, the company aims to detect suspicious trades in real time and, if needed, share evidence with regulators.
