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OKX Perpetual Futures Open Interest
x402
OKX Perpetual Futures Open Interest is a paid API for AI agents from api.x402node.dev, paid per call via x402, $0.006/call, status unknown (last checked 2026-10-27).
Returns real-time total open interest (outstanding contracts) for any crypto perpetual futures symbol from OKX.
Price / call$0.006
Success—
StatusUnknown
How this service works
Live perpetual futures open interest for any crypto symbol from OKX - total outstanding contracts, a real-time positioning signal absent from LLM training data. open interest, futures oi, perpetual open interest, oi data, derivatives positioning Accepts payment on Base or Solana — either network works.
Output
Returns the total number of outstanding perpetual futures contracts (open interest) for the requested crypto symbol from OKX, providing a real-time snapshot of derivatives market positioning.
Example use cases
Example prompt
“What's the current open interest for BTC-USDT-SWAP perpetual futures on OKX right now? I want to see how the market is positioned.”
Technical details
Endpoint
GEThttps://api.x402node.dev/market/open-interest?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need real-time perpetual futures open interest data sourced directly from OKX, especially for crypto market analysis, trading signal generation, or derivatives positioning research that requires up-to-date data not available in LLM training data.
Side effects
- Invalid or unsupported symbol returns an error or empty result
- Network timeout if OKX exchange feed is temporarily unavailable
- Symbol format mismatch (e.g. using BTC instead of BTC-USDT-SWAP) may return no data
- Payment failure (insufficient USDC balance) blocks the request at the x402 paywall
Input
{
"symbol": "BTC-USDT-SWAP"
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object |
Output
{
"note": "Open interest = total outstanding perpetual contracts. Rising OI + rising price = strong trend.",
"_hint": "x402 paid endpoints for AI agents — x402node.dev (utilities) · cn402.com (Chinese culture)",
"instId": "BTC-USDT-SWAP",
"source": "okx",
"symbol": "BTC",
"timestamp": "2026-06-20T05:27:40.978Z",
"openInterest": 3028919.7000000156,
"openInterestCcy": 30289.197000000153
}Tags
x402
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