Funding Rate — Historical

GET /funding-rate/history/:symbol

Historical perpetual funding rate data.

Cost: $0.03 USDC

Path Parameters

Param	Type	Description
symbol	string	Perp futures symbol (e.g. BTCUSDT, ETHUSDT)

Query Parameters

Param	Type	Default	Description
limit	int	100	Number of records to return (max: 1000)

Request Example

curl -H "x-payment: <proof>" \
  "https://api.foursec.xyz/funding-rate/history/BTCUSDT?limit=24"

Response

{
  "symbol": "BTCUSDT",
  "count": 24,
  "history": [
    {
      "funding_time": "2026-07-08T08:00:00Z",
      "funding_rate": 0.0001,
      "mark_price": 57800.32
    },
    {
      "funding_time": "2026-07-08T00:00:00Z",
      "funding_rate": 0.00008,
      "mark_price": 57200.10
    }
  ],
  "summary": {
    "avg_rate": 0.000095,
    "max_rate": 0.00015,
    "min_rate": 0.00005,
    "annualized_avg": 10.40
  }
}

Data Source

Binance FAPI historical funding data. Funding rates are settled every 8 hours. Cache TTL: 5 minutes.

Related Endpoints

• Current Rate — GET /funding-rate/:symbol
• Extreme Rates Scanner — GET /funding-rate/extreme