API Playground
Query live prediction market data — real markets, real prices, zero setup.
See what the world is betting on right now. This queries Polymarket's Gamma API for the highest-volume open markets.
// Click "Run" to see live resultsReady to trade?
The playground uses read-only endpoints. To place real trades, create an account on one of the platforms below.
Kalshi offers a free demo environment — perfect for testing your code with fake money before going live.