In comments to Cointelegraph, Kalshi claimed that Massachusetts is “trying to block Kashi’s innovations by relying on outdated laws.”
Prediction market platform Kalshi has vowed to fight a new lawsuit from the US state of Massachusetts, which accuses the company of offering unlicensed sports betting to residents.
“We are proud to be the company that has pioneered this technology and stand ready to defend it once again in a court of law,” a spokesperson for Kalshi told Cointelegraph on Friday.
“Prediction markets are a critical innovation of the 21st century, and all Americans should be able to access them,” Kalshi added.
Kalshi is prepared to fight amid other legal challenges
The civil lawsuit, filed on Friday by the Commonwealth of Massachusetts in Suffolk County Superior Court, alleged that Kalshi disguises sports wagering as “event contracts” and violates the state’s strict gambling laws.
“Kalshi is violating the Commonwealth’s strict sports wagering laws and regulations by offering unlicensed sports wagering to Massachusetts residents,” the filing stated.
It further claimed that as of May 2025, more than three-quarters of Kalshi’s trading volume comes from sports — a larger share, the filing said, than industry giants DraftKings or FanDuel.
However, the Kalshi spokesperson said that Massachusetts’s regulators chose legal action over directly resolving the ma