OKX

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Global top-5 cryptocurrency exchange with spot, futures, options, and perpetual trading for 300+ digital assets, plus DeFi wallet and Web3 services with 50+ million users.

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GET/api/v5/market/ticker

Get current market ticker data

Parameters

instIdinstrument ID (stringrequired— e.g. BTC-USDT)

Returns

data[] with instId, last, lastSz, askPx, bidPx, open24h, high24h, low24h, vol24h, ts

GET/api/v5/market/books

Get order book for a trading pair

Parameters

szdepth size 1-400 (stringoptional

instIdinstrument ID (stringrequired

Returns

data[] with asks[], bids[], ts

GET/api/v5/market/candles

Get OHLCV candlestick data

Parameters

bar1m|5m|15m|1H|4H|1D (stringoptional

limitintegeroptional

instIdinstrument ID (stringrequired

Returns

data[] with ts, open, high, low, close, vol, volCcy