Service metadata

Code snippets

curl "https://api.oanor.com/crossassetcorrelation-api/v1/meta" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/crossassetcorrelation-api/v1/meta", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/crossassetcorrelation-api/v1/meta");
curl_setopt($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/crossassetcorrelation-api/v1/meta",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "note": "window is 20-365 days (default 90). Correlations use daily log returns aligned on common trading days (crypto trades 24/7; equities weekdays — the intersection is used). Read fresh per call, nothing cached.",
        "source": "Yahoo Finance ETFs + Binance (BTC/ETH) daily, live",
        "classes": [
            "equities",
            "bonds",
            "commodities",
            "crypto",
            "currency",
            "real_estate"
        ],
        "service": "crossasset-correlation-api",
        "endpoints": {
            "GET /v1/meta": "This document.",
            "GET /v1/asset": "One asset's correlation to all others, ranked, with best diversifiers (asset=gold, window=90).",
            "GET /v1/assets": "The supported cross-asset instruments.",
            "GET /v1/matrix": "Full pairwise cross-asset correlation matrix with most/least correlated pairs (window=90)."
        },
        "description": "Cross-asset correlation matrix — how stocks, bonds, gold, oil, crypto and the dollar move together, computed live (no key, nothing stored). matrix returns the full pairwise return-correlation matrix across the multi-asset book with the most- and least-correlated pairs. asset returns one asset's correlation to every other, ranked, with its best diversifiers. assets lists what is covered. The cross-asset / multi-asset correlation surface — distinct from the crypto-only correlation API, the FX-only currency-correlation API and the bring-your-own-series CAPM, risk-metrics and portfolio-optimiser calculators.",
        "assets_loaded": 17,
        "upstream_status": "ok",
        "assets_supported": 17
    },
    "meta": {
        "timestamp": "2026-06-12T10:35:25.649Z",
        "request_id": "db8fd078-da84-43da-b9c2-125cef764bad"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}