Service metadata

Αποσπάσματα κώδικα

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

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

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

Παράδειγμα απόκρισης

Πραγματική απόκριση αυτού του endpoint, από τον τελευταίο έλεγχο υγείας.

{
    "data": {
        "note": "window is 20-250 days (default 90). sort is volatility (default), sharpe, return or drawdown. Volatility is annualised by sqrt(252); Sharpe uses a zero risk-free rate. Read fresh per call, nothing cached.",
        "sorts": [
            "volatility",
            "sharpe",
            "return",
            "drawdown"
        ],
        "source": "Yahoo Finance daily closes (1y range) across a multi-asset universe, live",
        "classes": [
            "equities",
            "bonds",
            "commodities",
            "fx",
            "crypto",
            "real_estate"
        ],
        "service": "assetvolatility-api",
        "endpoints": {
            "GET /v1/meta": "This document.",
            "GET /v1/asset": "One instrument's full risk profile (asset=gold, window=90).",
            "GET /v1/ranking": "Multi-asset universe ranked by volatility/sharpe/return/drawdown with headline calmest/most-volatile/best-risk-adjusted (sort=sharpe, class=commodities).",
            "GET /v1/universe": "The supported instruments."
        },
        "description": "Cross-asset volatility & risk-adjusted return — the risk dashboard for the whole multi-asset book, live from Yahoo Finance (no key, nothing stored). ranking returns the universe ranked by volatility, Sharpe, return or drawdown, with the calmest, most-volatile and best risk-adjusted assets. asset returns one instrument's full risk profile (annualised volatility, return, Sharpe, max drawdown). universe lists what is covered. The cross-asset volatility / risk-adjusted-return ranking cut — distinct from the crypto-only volatility and risk APIs, the FX-only volatility API and the bring-your-own-series risk-metrics, CAPM and portfolio-optimiser calculators.",
        "universe_size": 18,
        "assets_scanned": 18,
        "upstream_status": "ok"
    },
    "meta": {
        "timestamp": "2026-06-12T10:35:17.359Z",
        "request_id": "c56413ba-2e3d-4c11-a4fc-0df3b35e14d1"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}