LIVEFull-depth Polymarket Up or Down order books for Bitcoin, Ethereum, Solana, XRP, BNB and Dogecoin, with the Chainlink price each market settles on.
CoinDesk Data API (CCData / CryptoCompare) is a data provider from CoinDesk Data (CCData, formerly CryptoCompare) providing crypto data. CoinDesk Data — the institutional market-data API formerly known as CryptoCompare/CCData — is a normalized, multi-exchange aggregator for crypto spot/futures/options prices, blended reference rates and OHLCV, delivered over REST and WebSocket. For a Polymarket bot it gives a single integration for a trusted blended BTC/ETH reference price to settle or front-run "will BTC close above $X" hourly/daily markets, plus deep history for backtesting.