ION Partners with Coinbase to Support Kalshi's Event Contracts

ION: Coinbase-Kalshi System Hit 1M Trades at Super Bowl

Coinbase has selected ION's XTP for Event Contracts to support clearing and processing for Kalshi markets. The system has been in use since December 2025 and processed its first one million trades over Super Bowl weekend, according to ION. The September announcement therefore confirms and expands an existing production relationship rather than describing a first launch. ION, Coinbase and Kalshi began working together for Coinbase's support of Ka…

ION partners with Coinbase to support Kalshi's event contracts

ION, a global leader in trading and workflow automation software, high-value analytics and insights, and strategic consulting to financial institutions, central banks, governments, and corporates, announces that Coinbase has selected ION’s XTP for Event Contracts to support event contract clearing for Kalshi, the world’s largest prediction market. Event Contracts is ION’s latest extension...

ION partners with Coinbase to enhance trading of Kalshi's event contracts

The partnership signifies a shift towards mainstream adoption of event contracts, potentially transforming financial markets and user engagement.

ION collaborates with Coinbase to support event contract clearing on Kalshi

The move integrates ION’s XTP platform – which went live with event contracts in April 2026 – and will allow clients “to connect Kalshi very seamlessly into their existing platforms,” ION’s Samuel Shorthouse tells The TRADE.