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GET /v1/pair

Correlation between two coins

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/cryptocorrelation-api

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Code snippets

curl "https://api.oanor.com/cryptocorrelation-api/v1/pair" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/cryptocorrelation-api/v1/pair", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/cryptocorrelation-api/v1/pair");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/cryptocorrelation-api/v1/pair",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "a": "BTC",
        "b": "ETH",
        "source": "Binance",
        "r_squared": 0.8213,
        "correlation": 0.9063,
        "window_days": 90,
        "observations": 90,
        "relationship": "very high (nearly the same bet)"
    },
    "meta": {
        "timestamp": "2026-06-12T01:41:10.013Z",
        "request_id": "2aef6593-4548-4257-97f4-5db59d6f252d"
    },
    "status": "ok",
    "message": "Pair retrieved successfully",
    "success": true
}