{"slug":"derivs-duoleads-com-v1-open-interest-ab7883","title":"Open interest (OI) of one coin's perpetual futures by exchange","host":"derivs.duoleads.com","method":"GET","resource":"https://derivs.duoleads.com/v1/open-interest","category":"market","description":"Open interest (OI) of one coin's perpetual futures by exchange: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue OI in coins and USD and its share, the total, and the OI change over 1h, 4h and 24h from the venues' own history. Perp open interest and futures open interest for","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":668,"reported_calls_30d":2,"reported_payers_30d":2,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"coin":"BTC"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"coin":{"description":"Coin symbol: BTC, ETH, SOL, PEPE ... (also BTCUSDT, BTC-PERP, XBT, 1000PEPE).","maxLength":32,"minLength":1,"type":"string"}},"required":["coin"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-18","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":668,"error":null}],"description_full":"Open interest (OI) of one coin's perpetual futures by exchange: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue OI in coins and USD and its share, the total, and the OI change over 1h, 4h and 24h from the venues' own history. Perp open interest and futures open interest for BTC, ETH, SOL and more. Data only. Bad input is free; under 3 venues not charged.","last_updated":"2026-10-15T05:06:55.863Z","schemes":["exact"]}