We're building the most comprehensive crypto data API we can, and it's still growing — there's always a coin, a field or an endpoint we haven't got to yet.
Please tell us about any data you think Crypto Data API should nail but doesn't. We're data nerds who love to geek out about market data, trading bots, AI agents, or how to make your trading stack work in general. Prefer a form? Send feedback.
— Sam and the CDA team
Join us on DiscordA top-tier centralized exchange with a self-custody wallet.
OKX is one of the largest centralized crypto exchanges, offering spot, margin, perpetual and dated futures and options, plus an on-chain self-custody wallet and DEX aggregator. Founded in 2017, it is a major venue for BTC and altcoin derivatives and a standard component of cross-exchange open-interest and funding-rate baskets.
Live crypto market data covering OKX and the other major venues — every metric one API call away.
Cross-exchange open interest, funding and liquidations — all programmatic. Start free: 1,000 requests/day, no card.