The US is betting on AI to catch insider trading in prediction markets

The US Commodity Futures Trading Commission (CFTC) has confirmed it is using artificial intelligence and advanced blockchain analysis tools to identify potential insider trading on prediction markets, including offshore platforms like Polymarket. This development underscores a renewed focus on regulation and enforcement in the rapidly growing prediction market sector, which has faced scrutiny over market manipulation and illegal trading practices.

The CFTC is deploying AI-driven surveillance systems, including proprietary tools and third-party blockchain tracing software such as Chainalysis, to monitor trading activity across prediction markets. Agency chairman Michael Selig told WIRED that the agency is actively analyzing large volumes of data to flag suspicious behavior, with the goal of pursuing enforcement actions against traders engaged in insider trading or market manipulation.

Polymarket, a prominent offshore prediction platform, has partnered with Chainalysis to improve its ability to detect illicit activity and has suspended users suspected of insider trading, following public backlash and regulatory pressure. Meanwhile, US-based competitor Kalshi has also announced it has suspended and penalized traders flagged for suspicious activity. The CFTC has indicated that it is investigating hundreds, possibly thousands, of tips related to insider trading, with some cases involving offshore platforms.

Why It Matters

This development is significant because it demonstrates a shift toward more aggressive regulation and enforcement in prediction markets, which have been criticized for facilitating illicit trading, including insider trading related to geopolitical and military events. The use of AI enhances the CFTC’s ability to monitor vast amounts of data in real time, potentially deterring bad actors and increasing accountability in a largely unregulated space. It also signals a broader effort to extend US regulatory authority over offshore platforms, raising questions about jurisdiction and international cooperation.

Background

Prediction markets have surged in popularity, especially on crypto-based offshore platforms like Polymarket, which allow trading on geopolitical and military events. However, these markets have been plagued by allegations of market manipulation and insider trading, prompting congressional and regulatory scrutiny. In March, Senator Chris Murphy publicly suspected insider trading involving US officials, and lawmakers have called for investigations into overseas markets offering war-related event contracts. The CFTC’s increased focus on AI-powered oversight aligns with these concerns, aiming to curb illegal activities in this emerging sector.

“We’re going to find them, and we’re going to bring actions. When we feed data into AI, we get really great information that helps us understand where to investigate or when to send subpoenas.”

— Michael Selig, CFTC Chairman

“Chainalysis organizes and enriches data with insights accumulated over years, supporting clients like Polymarket and the CFTC in detecting suspicious activity.”

— Maddie Kenney, Chainalysis spokesperson

What Remains Unclear

It remains unclear how many cases the CFTC has successfully prosecuted or how extensive its enforcement actions will become. The agency has not specified the number of ongoing investigations, nor has it detailed the legal challenges associated with pursuing offshore traders or foreign platforms. The effectiveness of AI tools in catching sophisticated illicit trading remains to be fully demonstrated, and jurisdictional issues could complicate enforcement efforts.

What’s Next

The CFTC is expected to continue expanding its use of AI and blockchain analysis to monitor prediction markets. Future steps may include more enforcement actions, new regulations targeting offshore platforms, and increased international cooperation. Watch for announcements of additional prosecutions or regulatory measures as the agency ramps up its oversight capabilities.

Key Questions

How is the CFTC using AI to detect insider trading?

The CFTC employs AI-driven analysis of trading patterns and blockchain data to identify suspicious activities indicative of insider trading or market manipulation, enabling faster and more accurate investigations.

Are offshore prediction markets like Polymarket now subject to US enforcement?

The CFTC has indicated it will pursue enforcement actions on offshore platforms when it finds suspicious activity affecting US traders or markets, using extraterritorial jurisdiction on a case-by-case basis.

What impact does this have on prediction markets?

This increased regulatory scrutiny could lead to stricter compliance requirements, suspension of suspicious traders, and potentially reduced illicit activity, but may also impact market liquidity and accessibility.

Will this stop all insider trading in prediction markets?

While AI tools improve detection, sophisticated traders may still attempt to evade monitoring. Enforcement success depends on ongoing technological and legal efforts.