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Layer

One API for Polymarket and Kalshi

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One API for prediction markets. Find markets, stream normalized data, place orders, and track positions across Kalshi and Polymarket.

Layer — one API for Kalshi and Polymarket layer examples how it works agents docs Get an API key For developers building trading bots and AI agents Build your trading bot once. Run it across markets. Layer tells your bot or AI agent which markets are the same bet, shows prices and order books in one format, places and cancels orders, and reports what filled. You write the strategy. Layer handles the venues. Get an API key See what bots build LIVE Works today with Kalshi and Polymarket US. Built for every market a program can trade. one bet, two venues · illustrative kalshi Will the Federal Res

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