Polymarket selected Chainalysis to deploy what Chainalysis describes as a “first-of-its-kind” on-chain market integrity solution. In a press release shared by the companies on Thursday, Polymarket said the tool is designed to monitor trading activity and enforce platform rules.

The core of the deal is a detection model built on Chainalysis, according to the press release described by The Defiant. The goal is to identify patterns that could indicate insider trading.

The Defiant’s report frames the partnership as a move toward tighter compliance controls on Polymarket’s trading activity. The article also notes that the exact details of how the monitoring works were tied to Chainalysis’s detection approach.

The rest of the story is behind the paywall in the provided excerpt, so the specifics of the model, its performance, and any enforcement outcomes are not available here. For users, the practical effect is likely to be more scrutiny of trades that the system flags, which always comes with the usual risks of false positives and opaque enforcement.

Still, the direction is clear. As The Defiant reports, Polymarket is leaning on third-party on-chain analysis to police rule violations tied to trading behavior.