Open Interest — Kiyotaka Docs

GET/v1/points

OPEN_INTEREST_AGGWeight: 1x | Max points: 100,000

Open interest expressed as OHLC candles. Each value represents the total open interest at that point in the interval.

Response fields

Field	Type	Description
`open`	double (optional)	Open interest at interval start
`high`	double (optional)	Peak open interest in the interval
`low`	double (optional)	Lowest open interest in the interval
`close`	double (optional)	Open interest at interval end
`timestamp`	Timestamp	Start of the interval

Fields are optional -- some exchanges may not report all OHLC values for every interval.

Capabilities

Feature	Supported	Details
USD denomination	Yes	`transform.normalize.quote=USD` converts OI to USD
Multi-exchange aggregation	Yes	`transform.groupBy.type=GROUP_BY_TYPE_SUM` with `coin` param
Gapfill	No	Supported only for `TRADE_SIDE_AGNOSTIC_AGG` and `TRADE_AGG`

Examples

Single exchange (coin values)

Fetches 1 hour of hourly open interest for BTCUSDT on Binance Futures. Values are returned in coin terms (BTC).

curl "https://api.kiyotaka.ai/v1/points
    ?type=OPEN_INTEREST_AGG
    &exchange=BINANCE_FUTURES
    &rawSymbol=BTCUSDT
    &interval=HOUR
    &from=1774800000
    &period=3600" \\
  -H "X-Kiyotaka-Key: YOUR_API_KEY"

import requests


response = requests.get(
    "https://api.kiyotaka.ai/v1/points?type=OPEN_INTEREST_AGG&exchange=BINANCE_FUTURES&rawSymbol=BTCUSDT&interval=HOUR&from=1774800000&period=3600 ",
    headers={"X-Kiyotaka-Key": "YOUR_API_KEY"}
)
data = response.json()

const response = await fetch(
  "https://api.kiyotaka.ai/v1/points?type=OPEN_INTEREST_AGG&exchange=BINANCE_FUTURES&rawSymbol=BTCUSDT&interval=HOUR&from=1774800000&period=3600 ",
  { headers: { "X-Kiyotaka-Key": "YOUR_API_KEY" } }
)
const data = await response.json()

Aggregated across exchanges (USD)

Sums open interest across Binance Futures, Bybit, and OKX for all BTC pairs into a single series. Values are converted to USD for cross-exchange comparability.

curl "https://api.kiyotaka.ai/v1/points
    ?type=OPEN_INTEREST_AGG
    &exchange=BINANCE_FUTURES
    &exchange=BYBIT
    &exchange=OKEX_SWAP
    &coin=BTC
    &interval=HOUR
    &from=1774800000
    &period=3600
    &transform.groupBy.type=GROUP_BY_TYPE_SUM
    &transform.normalize.quote=USD" \\
  -H "X-Kiyotaka-Key: YOUR_API_KEY"

import requests


response = requests.get(
    "https://api.kiyotaka.ai/v1/points?type=OPEN_INTEREST_AGG&exchange=BINANCE_FUTURES&exchange=BYBIT&exchange=OKEX_SWAP&coin=BTC&interval=HOUR&from=1774800000&period=3600&transform.groupBy.type=GROUP_BY_TYPE_SUM&transform.normalize.quote=USD ",
    headers={"X-Kiyotaka-Key": "YOUR_API_KEY"}
)
data = response.json()

const response = await fetch(
  "https://api.kiyotaka.ai/v1/points?type=OPEN_INTEREST_AGG&exchange=BINANCE_FUTURES&exchange=BYBIT&exchange=OKEX_SWAP&coin=BTC&interval=HOUR&from=1774800000&period=3600&transform.groupBy.type=GROUP_BY_TYPE_SUM&transform.normalize.quote=USD ",
  { headers: { "X-Kiyotaka-Key": "YOUR_API_KEY" } }
)
const data = await response.json()

Response

JSON

{
  "series": [
    {
      "id": {
        "type": "OPEN_INTEREST_AGG",
        "exchange": "BINANCE_FUTURES",
        "rawSymbol": "BTCUSDT",
        "normalizedSymbol": "BTC-USDT",
        "category": "PERPETUAL",
        "interval": "HOUR",
        "coin": "BTC"
      },
      "points": [
        {
          "Point": {
            "open": 95444.539,
            "high": 95612.984,
            "low": 95443.774,
            "close": 95539.108,
            "timestamp": { "s": 1774800000 }
          }
        }
      ]
    }
  ]
}