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Dome

Inactive

A unified API for prediction markets, like Kalshi and Polymarket

Fall 2025Founded 20252 people

About

Dome makes it easy to build on prediction markets like Polymarket and Kalshi. We provide the developer infrastructure to access, analyze, and build on prediction markets. With our unified API, developers can access live and historical data, including granular datasets not available natively, across multiple platforms at once. Dome makes it simple to trade, embed market data into products, and deploy strategies across multiple platforms through one interface.

Founders · 2

Kurush Dubash
Kurush DubashFounder
Berkeley

Kurush is the co-founder and CEO of Dome. He's an engineer with a degree from Berkeley and has a deep expertise in blockchain and prediction markets. As a founding engineer at Alchemy, he spent over four years helping scale the company from 10 to 250 people and a $10B valuation. He and his co-founder worked closely with Polymarket, one of Alchemy’s largest blockchain customers, to build custom infrastructure that ensured they scaled seamlessly during the 2024 election.

Kunal Roy
Kunal RoyFounder
GoogleBerkeley

Founding Engineer Alchemy, prev Engineer at Cruise, Google. He's an engineer with a degree from Berkeley and has a deep expertise in blockchain and prediction markets. Kunal spent 5+ years as a founding engineer at Alchemy where he helped grow the company from 10 to 250 people and a $10 billion valuation. He and his co-founder we personally responsible for helping Polymarket scale on the blockchain during the 2024 election. Together they are building domeapi.io, the prediction market api

Launch

Launched on Y Combinator · Oct 2025
View launch post ↗

Trade and analyze data across multiple platforms at once

Dome provides a unified API that lets developers trade and analyze prediction markets across Polymarket, Kalshi, and other platforms from a single interface, delivering real-time and historical data, cross-platform market matching, and a multi-language SDK for building on top of prediction markets.

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