Stock Market

Story: Kalshi Feeds Live Order Book Data to DoubleZero Edge Across 37.

By Jean-Luc Maracon

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How the Fiber Network Actually Works. DoubleZero's infrastructure runs on dedicated fiber connections, the same basic approach that NYSE…

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Kalshi's $37.7 Billion Slice of a Growing Market. The timing isn't random. Prediction market volumes climbed to $50.59 billion in July, a 7.

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Legal Trouble on the Sports Side. Not everything is clean. Kalshi's sports event contracts are running into resistance in some states.

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Kalshi just opened up its live order book to DoubleZero Edge subscribers. Level 1 and Level 2 data — covering sports and crypto perpetual futures — now flows directly to users…

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Level 1 gives you the best bid and ask prices at any moment. Level 2 goes deeper, showing a fuller picture of orders sitting in the book — the kind of granular liquidity data…

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No latency numbers published. No subscription fee disclosed either.

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DoubleZero's infrastructure runs on dedicated fiber connections, the same basic approach that NYSE and Nasdaq have used for years to move exchange data fast.

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On pricing, the structure is a bit unusual. During the first year, Kalshi won't take its standard cut of subscription revenue.

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The timing isn't random. Prediction market volumes climbed to $50.59 billion in July, a 7.8% jump from June. Kalshi pulled in $37.7 billion of that.

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The crypto side of Kalshi's business is expanding fast. Bitcoin perpetual futures — contracts that track Bitcoin's spot price with no set expiration date — got approved by the…

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Read also: Kalshi Puts Real-Time Order Book on DoubleZeros Fiber Network for Institutional Traders

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The order book data for all those crypto contracts is now part of what flows through DoubleZero Edge.

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It's a tension that probably won't resolve quickly. The CFTC angle gives Kalshi legal footing at the federal level, but state-by-state challenges can still create real…

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One thing the initial DoubleZero rollout doesn't include: historical data. That's an obvious gap for any firm trying to backtest strategies or build models off past order book…

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Related: Hormuz Strait Fears Push Crude Higher as Dollar Sits Tight Before US CPI Print

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