Open Interest

GET

/openInterest

Open Interest

Open Interest (OI) is the contracts (or positions) open (or outstanding) in the market. Returns OHLC series. Use advanceFilter normalize to scale the series to a 0–100 range; default none uses raw market values.

Request

Authorization

API Key

Add parameter in header

x-api-key

Example:

x-api-key: ********************

Query Params

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location 'https://api.hyblockcapital.com/v2/openInterest?coin=BTC&exchange=binance_perp_stable&timeframe=1m&limit=50&startTime=1782777600&endTime=1782864000&sort=asc&marketTypes=all&advanceFilter=none' \
--header 'x-api-key: <api-key>'

Responses

🟢200OK

application/json

Bodyapplication/json

Example

{
    "data": [
        {
            "close": 6676389478.143001,
            "high": 6677455117.7088,
            "low": 6672351968.879,
            "open": 6672351968.879,
            "openDate": 1783686240
        }
    ],
    "metadata": {
        "exchanges": [
            "binance_perp_stable"
        ]
    }
}

🟠400Bad Request

🟠422Unauthorized

🔴500Forbidden

Modified at 2026-08-11 07:23:22

Anchored OI Delta

Open Interest Delta