Open Interest

Total open interest for a futures contract.

Pushed in real-time when open interest changes. Futures only.

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Subscribe

JSON

{
    "event": "subscribe",
    "arg": [{ "channel": "OPEN_INTEREST", "sym": "BINANCE_PERP_BTC_USDT" }]
}

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Push Data

JSON

{
    "arg": { "channel": "OPEN_INTEREST", "sym": "BINANCE_PERP_BTC_USDT" },
    "data": [{ "open_interest": "85458.706", "ts": "1774332349444" }]
}

Field	Description
open_interest	Total open interest
ts	Timestamp (ms)