Service metadata & live sample

Extraits de code

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

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

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

Exemple de réponse

Une réponse réelle de ce endpoint, capturée lors du dernier contrôle de santé.

{
    "data": {
        "sample": {
            "epoch": 637,
            "block_height": 13548077
        },
        "source": "public Koios API (api.koios.rest), keyless",
        "service": "cardanochain-api",
        "endpoints": {
            "GET /v1/tip": "Chain head: current epoch, block height and slot.",
            "GET /v1/meta": "This document.",
            "GET /v1/epoch": "Epoch activity: blocks, transactions, output, fees, active stake (optional epoch).",
            "GET /v1/supply": "ADA monetary breakdown: supply, circulating, reserves, treasury, rewards (optional epoch)."
        },
        "description": "Read live Cardano chain economics and epoch data from the public Koios indexer: the chain tip (epoch/block/slot), any epoch's activity (blocks/transactions/output/fees/active stake), and the ADA monetary breakdown (supply/circulating/reserves/treasury/reward pot). The chain-economics layer for Cardano wallets, explorers and stakers. Live, short cache only.",
        "upstream_status": "ok"
    },
    "meta": {
        "timestamp": "2026-06-14T08:03:53.667Z",
        "request_id": "b2bb6322-90d6-4d87-afa8-7f0d5279fbcf"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}